Compare 17 local estate agents, data from 107 active listings








We track 17 estate agents actively marketing properties across the SA9 1 postcode, which covers Ystradgynlais and the surrounding Upper Swansea Valley. Our live platform data shows these agents are currently handling 107 properties for sale, and we've analysed every agent based on their listing volume, average asking prices, and market presence to bring you an independent ranking.
The SA9 1 property market presents a diverse mix of period terraces, semi-detached family homes, and detached properties in the heart of the Welsh valleys. With an average asking price of £256,918, the area offers more affordable entry points compared to many parts of Wales, making it attractive for first-time buyers and families seeking value outside larger cities. Whether you are selling a three-bedroom terrace in Ystradgynlais or a detached home in the surrounding hills, choosing the right estate agent can significantly impact your final sale price and timeline.
Our platform updates daily with fresh listing data, so you can see exactly which agents are winning business in your specific postcode sector. We factor in not just how many properties an agent has listed, but how their asking prices compare to what properties actually sell for, and how quickly homes disappear from the market.

17
Active Estate Agents
£256,918
Average Asking Price
107
Properties For Sale
The SA9 postcode area, which encompasses SA9 1, has experienced a gradual price evolution over recent years. According to Rightmove data, the overall average sold price in SA9 stands at £192,251, representing a 7% increase from the 2023 peak of £179,355. However, individual sub-postcode sectors within SA9 1 show markedly different trajectories, with some areas posting strong gains while others have corrected from previous highs.
Looking at specific sectors, SA9 1YS around Ystradgynlais has shown particular resilience with a 24% year-on-year increase and standing 27% above its 2022 peak of £130,000. Meanwhile, SA9 1HA has surged 37% compared to the previous year, though it remains 20% below its 2021 peak of £260,000. The SA9 1ND sector has climbed 6% above its 2019 high of £319,950. These sector-level variations underscore the importance of understanding local micro-markets when pricing your property and selecting an agent who knows your specific neighbourhood.
Property type analysis from Zoopla reveals the detached market in SA9 commands an average of £286,960, while semi-detached properties average £150,156 and terraced homes £129,793. Flats in the area average around £63,000, though this segment represents a smaller portion of the market. Our data from Homemove Atlas shows current asking prices in SA9 1 run slightly higher than sold prices, with detached properties averaging £391,997 in asking price versus £286,960 in achieved sales, suggesting seller optimism in the current market.
The rental market in SA9 1 remains limited, with Roberts Homes currently the sole active rental agent managing just 4 listings at an average rent of £858 per month. This constrained rental supply indicates landlords may find opportunities in the area, though the sales market remains the dominant transaction type in this valley community.
Source: Homemove live listing data
Analysis of transaction volumes across the SA9 postcode reveals terraced properties form the backbone of sales activity, consistent with the area's industrial valley heritage. The broader Swansea postcode area recorded approximately 8,100 property sales between February 2025 and January 2026, though this represents a 14.8% decline compared to the previous twelve months. Within SA9 1 itself, certain sectors show more activity than others, with SA9 1US recording 8 property sales over the past decade.
The property type mix in SA9 1 currently shows three-bedroom homes dominating the market with 54 active listings, representing just over half of all available stock. Four-bedroom properties account for 28 listings, appealing to families seeking larger homes, while two-bedroom properties make up 18 listings. This distribution suggests strong demand for mid-sized family homes, though the relative scarcity of one-bedroom properties (just 2 listings) indicates limited options for first-time buyers or investors seeking compact flats in the area.
Price range analysis reveals the market heavily concentrates in the £100k to £200k bracket, with 48 properties available. The £300k to £500k range holds 32 listings, while properties under £100k are rare with just 2 listings. Premium properties above £500k represent a small but present segment, with 4 listings exceeding £750,000 including two six-bedroom homes averaging £947,500. This distribution tells sellers what competition they face at their price point.

The SA9 1 postcode centres on Ystradgynlais, a former mining community in the Upper Swansea Valley that retains strong cultural identity and community spirit. The area sits at the gateway to the Brecon Beacons National Park, offering residents easy access to outdoor pursuits including walking, cycling, and watersports on the Tawe Valley lakes. Housing stock reflects the valley's industrial heritage, with substantial numbers of Victorian and Edwardian terraced houses alongside post-war semi-detached developments.
Transport links via the A4067 road provide connections to Swansea approximately 15 miles away, while the M4 motorway junction at Pontardawe offers access to Cardiff and the wider UK motorway network. Local schools serve the family population, and the town provides everyday amenities including supermarkets, independent shops, and healthcare facilities. The area's relative affordability compared to coastal Swansea or the M4 corridor continues to attract buyers seeking value, with properties in SA9 1HA and SA9 1YS predominantly consisting of semi-detached homes suitable for family occupation.
The demographic profile shows a mix of long-established families, young couples, and retirees, with the community offering a range of social venues, clubs, and organisations. Property values vary significantly by exact location, with the SA9 1ND sector commanding premium prices around £340,000 average, while SA9 1PL and SA9 1NX represent more affordable entry points around £110,000 to £151,000. This price stratification means selecting an agent with specific local knowledge of your particular street or neighbourhood can make a meaningful difference to sale outcomes.
The SA9 1 area includes several distinct residential zones, from the town centre around Commercial Street and Brecon Road out to the surrounding valleys. Properties in SA9 1AU near the train station appeal to commuters, while those in SA9 1SS closer to the Brecon Beacons boundary attract buyers seeking rural settings. An agent familiar with these nuances can position your property appropriately for the right buyer profile.
Sellers in SA9 1 can choose between traditional high-street estate agents and modern online alternatives, each offering distinct fee structures and service models. Traditional percentage-based agents in this area typically charge between 1% and 3% plus VAT of the final sale price, with the industry average sitting around 1.5% plus VAT. This means on a £250,000 property, fees would range from approximately £3,000 to £9,000 depending on the agent and agreement type.
The SA9 1 market is dominated by established regional players with deep local roots. Clee Tompkinson & Francis, based in Ystradgynlais, commands the largest market presence with 28 active listings representing a 26.2% market share and an average asking price of £249,104. Roberts Homes follows with 17 listings (15.9% market share) focusing on properties averaging £236,205. John Francis, part of the Countrywide UK network operating from Pontardawe, holds 13.1% of the market with 14 listings at a higher average asking price of £297,143, indicating a premium market positioning.
Online fixed-fee agents have emerged as alternatives, typically charging between £999 and £1,999 regardless of property value. These can suit sellers of lower-value properties where percentage fees become proportionally expensive, though the trade-off often involves reduced local presence and potentially less personalised service. For properties in SA9 1 where the average price hovers around £250,000, the percentage fee at 1.5% plus VAT would be approximately £4,500, making the math between online and traditional agents property-dependent.
The local knowledge factor cannot be underestimated in this market. Agents like Clee Tompkinson & Francis have built relationships with local solicitors, mortgage brokers, and surveyors over decades. When complications arise in a sale, these established connections often help smooth the path. Online agents, while cheaper, lack this local infrastructure and may struggle to navigate the specific quirks of valley property transactions.

Start by understanding which agents actively operate in SA9 1 and their track records. Look at their current listings, average asking prices, and how long properties typically stay on their books. Pay attention to whether they list properties similar to yours in style and price range.
Request free valuations from at least three agents. Be wary of inflated valuations designed to win your business - compare their suggested asking prices against current market data. Ask each agent to justify their valuation with specific comparable properties from your specific postcode sector.
Agents with higher market share in your specific area typically have more buyers registered and may achieve faster sales. The top three agents in SA9 1 control over 55% of the market, meaning they likely have buyers already waiting for properties like yours.
Discuss how each agent would market your property, their advertising approach, and which portals they use. Ask about their database of registered buyers and whether they conduct accompanied viewings. A proactive agent will explain exactly how they plan to sell your specific property.
Look beyond the headline percentage rate - understand what's included, whether there are upfront costs, and what happens if your property doesn't sell. Some agents include professional photography, floorplans, and premium portal advertising in their fee, while others charge extra.
Ensure you understand the contract length (typically 8-16 weeks for sole agency), termination terms, and any hidden fees before signing. Ask specifically what happens if you find a buyer yourself during the contract period.
Estate agent fees are often negotiable, especially if you are selling a property in a competitive price range where multiple agents will be keen for your business. Do not be afraid to ask for a reduced rate or enhanced service inclusions when instructing your agent. Many agents will match or beat competitors to secure your listing.
Bedroom count significantly influences property values in SA9 1, with clear price bands emerging across the market. Three-bedroom properties dominate the listings with 54 homes available, averaging £216,661 - representing the sweet spot for family buyers seeking practical accommodation without premium pricing. These properties span from terraced houses to semi-detached homes, offering variety within this popular size category.
Four-bedroom properties command the next tier at an average of £356,425, with 28 listings currently available. These larger homes appeal to growing families and typically offer more generous gardens and parking, though they represent a significant step up in budget. Two-bedroom properties average £177,494 across 18 listings, serving as the primary option for first-time buyers and downsizers. The limited one-bedroom market (just 2 listings averaging £169,950) and six-bedroom segment (2 listings at £947,500 average) represent the entry-level and luxury ends of the local market respectively.
For sellers, understanding where your property sits within these bedroom-based price bands helps in two ways. First, it allows realistic pricing expectations when meeting agents. Second, it highlights comparable properties to discuss with your chosen agent - for instance, a three-bedroom semi-detached should be benchmarked against the 27 semi-detached properties currently on the market averaging £173,519, rather than against the more expensive detached stock.
The research shows significant variation between asking and achieved prices, particularly for larger properties. Detached homes ask £391,997 on average but achieve £286,960, suggesting four-bedroom and larger sellers may need to price more competitively to attract serious buyers in a market with limited high-end demand.

Achieving the best possible price for your SA9 1 property starts with accurate pricing informed by current market data and local knowledge. The discrepancy between asking and sold prices in the area - our data shows asking prices averaging £256,918 while sold prices average around £192,251 - indicates some sellers begin with ambitious expectations. Working with an agent who provides honest, data-backed valuations based on recent comparable sales in your specific postcode sector helps set a realistic asking price from day one.
Presentation matters significantly in this competitive market. With 107 properties currently for sale across SA9 1, buyers have choice, meaning properties that present well photographically and virtually tend to attract more viewings and stronger offers. Your agent should advise on preparing the property, from decluttering and depersonalising to recommending any small improvements that could add value beyond their cost. Properties with quality photography and detailed descriptions typically generate more interest.
Timing also influences sale outcomes. Market analysis shows certain sectors within SA9 1 performing strongly - SA9 1YS posted a 24% year-on-year increase while SA9 1HA jumped 37% - suggesting these areas currently favour sellers. Understanding these micro-market dynamics helps in deciding when to list and what price expectations to set. An agent with specific experience in your postcode sector will know which streets are performing well and which are experiencing slower activity.
The slower market conditions, with Swansea area sales down 14.8% year-on-year, mean realistic pricing is more critical than ever. Properties priced correctly from the start tend to attract multiple buyers and achieve sales within weeks, while overpriced homes can stagnate for months. Ask your agent for a marketing strategy that includes a clear plan for price adjustments if initial interest is limited.

Based on our live listing data, Clee Tompkinson & Francis holds the largest market presence with 26.2% market share and 28 active listings in SA9 1. Roberts Homes follows with 15.9% market share, and John Francis (part of Countrywide UK) holds 13.1%. These three agents collectively control over 55% of the market, making them significant players. However, the best agent depends on your specific property type and price point - John Francis achieves higher average prices at £297,143 suggesting strength in the premium market, while Roberts Homes and Clee Tompkinson & Francis work across more accessible price ranges. The right choice depends on whether your property aligns with their existing inventory and buyer database.
Estate agent fees in SA9 1 typically range from 1% to 3% plus VAT of the final sale price, with the industry average around 1.5% plus VAT. For a property at the SA9 1 average asking price of £256,918, this translates to fees between approximately £3,084 and £9,250. Some agents offer fixed-fee alternatives, which can be more cost-effective for lower-value properties but may work out more expensive for higher-priced homes. Always ask what is included in the fee, as some agents bundle photography, floorplans, and premium portal advertising while others charge extra.
The picture varies significantly across different SA9 1 sectors. The broader SA9 postcode shows a 7% increase from the 2023 peak, but individual sectors show mixed results. SA9 1YS has performed strongly with 24% year-on-year growth, while SA9 1NX has declined 31% year-on-year. SA9 1HA surged 37% compared to last year but remains below its 2021 peak. The key takeaway is that price trends are highly location-specific within SA9 1, making local knowledge essential when pricing your property. Always ask your agent for comparable data specific to your street or postcode sector.
SA9 1 centres on Ystradgynlais in the Upper Swansea Valley, a community with strong industrial heritage and access to the Brecon Beacons National Park. The area offers affordable property prices compared to coastal Swansea, good road connections via the A4067 and M4, and practical local amenities including schools, shops, and healthcare. It is particularly suitable for families and outdoor enthusiasts, though buyers seeking vibrant urban nightlife would need to travel to Swansea. The community spirit remains strong, with local venues and organisations providing social connection for residents.
Three-bedroom properties dominate both the listings with 54 homes available and likely sales activity, representing the most popular size for families in the area. Terraced properties are the most common sold type according to market data, consistent with the area's valley heritage from its mining past. Semi-detached homes, particularly in sectors like SA9 1HA and SA9 1YS, also perform well for family buyers. Detached properties at the higher end averaging £391,997 in asking price appeal to buyers seeking more space but represent a smaller market segment. One-bedroom flats are rare with just 2 listings, suggesting limited options for first-time buyers seeking compact properties.
While specific data for SA9 1 is not available, the broader Swansea area recorded approximately 8,100 sales in the year to January 2026, representing a 14.8% decline in transaction volumes. This suggests a slower market than previously, meaning properties may take longer to sell than in boom periods. Pricing competitively from the outset and presenting the property well are crucial for achieving timely sales in current conditions. Properties priced realistically according to current sector-specific data tend to sell within weeks, while overpriced homes can languish for months.
Online estate agents offering fixed fees between £999 and £1,999 can work well for properties at lower price points where traditional percentage fees become proportionally expensive. However, traditional high-street agents like those dominating SA9 1, particularly Clee Tompkinson & Francis and Roberts Homes, offer local presence with physical branches for buyer meetings, and established relationships with local solicitors and mortgage brokers. For most sellers in this market, the personal service and local knowledge of a traditional agent adds value beyond their fees, especially when navigating transaction complications.
While not legally required to sell, having a survey available can actually speed up your sale by identifying issues upfront and giving buyers confidence. Common property issues in older valley housing can include roof condition, damp penetration, and outdated electrical systems typical of Victorian and post-war construction. A RICS Level 2 survey typically costing £350-£500 depending on property size provides a professional condition report that can be shared with prospective buyers and may prevent sales falling through at the survey stage. Many sellers in SA9 1 now proactively commission surveys before marketing to avoid later renegotiations.
The rental market in SA9 1 is notably constrained with Roberts Homes currently the only active rental agent managing just 4 listings at an average rent of £858 per month. This limited supply suggests potential opportunities for landlords, though the small rental stock indicates limited tenant demand in the area. Properties suitable for renting in the valley market typically attract families or workers seeking affordable accommodation outside Swansea. If you are considering a buy-to-let purchase in SA9 1, discuss rental demand with local agents before committing.
From £350
Condition report identifying key defects - ideal for standard properties
From £600
Comprehensive structural survey for older or complex properties
From £60
Energy performance certificate required for marketing
From £150
Official valuation for mortgage and sale purposes
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Compare 17 local estate agents, data from 107 active listings
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Homemove is a trading name of HM Haus Group Ltd (Company No. 13873779, registered in England & Wales). Homemove Mortgages Ltd (Company No. 15947693) is an Appointed Representative of TMG Direct Limited, trading as TMG Mortgage Network, which is authorised and regulated by the Financial Conduct Authority (FRN 786245). Homemove Mortgages Ltd is entered on the FCA Register as an Appointed Representative (FRN 1022429). You can check registrations at NewRegister or by calling 0800 111 6768.