Compare 20 local estate agents, data from 86 active listings








We track 20 estate agents actively marketing properties in CF3 6, and we have ranked them all based on live listing data. Whether you are selling a family home in Old St Mellons or a modern flat near the A48, finding the right agent can make a significant difference to your sale price and timeline. Our comprehensive data covers every active agent in the area, from the largest high-street brands to specialist local operators.
The CF3 6 property market sits on the eastern edge of Cardiff, offering a mix of suburban living with excellent transport links to the city centre and beyond. With an average asking price of £410,015 across 86 current listings, the area attracts buyers looking for more space than city-centre prices can offer while remaining within easy reach of Cardiff's amenities. The market has stabilised after recent fluctuations, with certain sub-postcodes showing strong growth while others have experienced corrections.
Our team has analysed every active listing in CF3 6 to bring you accurate, up-to-date comparison data. We understand that selling your property is one of the biggest financial decisions you will make, and choosing the right estate agent can directly impact both the final price you achieve and how quickly your home sells. This guide provides everything you need to make an informed choice.

20
Active Estate Agents
£410,015
Average Asking Price
86
Properties For Sale
The CF3 postcode area, which encompasses St Mellons and the eastern suburbs of Cardiff, has shown resilient performance with prices up 2% year-on-year and now sitting 3% above the 2023 peak of £268,787. Our data shows the current average asking price of £410,015 reflects a market that has evolved beyond the post-pandemic boom, stabilising into more sustainable growth patterns. The broader CF3 area recorded an overall average of £277,805 according to Rightmove, with Zoopla reporting £272,181, indicating strong alignment between major property portals.
Sector-level analysis reveals significant variation across CF3 6 sub-postcodes. The CF3 6AS sector around Old St Mellons has demonstrated the strongest recent performance, with prices up 7% on last year despite being 12% down from its 2022 peak of £379,950. Meanwhile, CF3 6AG averaged £293,917 overall, with detached properties commanding £426,500 and semi-detached properties reaching £255,500. The CF3 6WA sector showed terraced properties at £236,236, detached at £368,000, and semi-detached at £262,000, illustrating the premium that additional space commands in this area.
Land Registry data confirms that transaction volumes in CF3 6YT reached 42 properties sold in the last 12 months, demonstrating active market participation despite broader economic uncertainties. Asking prices across the CF3 6 postcode currently range from properties in the £100k-£200k bracket through to premium homes exceeding £1m, providing options across all buyer segments. Some sectors have experienced more significant corrections, with CF3 6YX showing a 39% decline year-on-year, highlighting the importance of local knowledge when pricing your property.
The CF3 6 property landscape encompasses diverse housing types from different eras. Properties in CF3 6AJ, which includes sections of the original St Mellons settlement, show terraced properties averaging £220,000 and flats at £175,000, representing more affordable entry points to the market. Newer developments in CF3 6YA have attracted buyers seeking modern specifications, with detached properties coming to market featuring upgraded kitchens, integrated appliances, and landscaped gardens.
Source: Homemove live listing data
Current listing data reveals that three-bedroom semi-detached properties dominate the CF3 6 market, with 37 listings representing 43% of all available stock at an average price of £294,259. This mirrors the broader CF3 postcode pattern where semi-detached homes form the backbone of residential sales. The strong showing of three-bedroom properties reflects the area's appeal to growing families seeking affordability compared to central Cardiff while maintaining good schools and transport connections.
Detached properties account for 30 listings (35% of the market) at an average of £621,994, representing the premium segment of the market. These homes attract buyers willing to pay substantially more for additional space, gardens, and often more prestigious locations within Old St Mellons or near the golf courses that characterise parts of this postcode. Two-bedroom properties comprise 17 listings averaging £230,876, appealing to first-time buyers and investors, while four and five-bedroom homes (13 and 7 listings respectively) serve the upper end of the market with average prices of £511,148 and £1,034,271.

CF3 6 encompasses several distinct neighbourhoods, with Old St Mellons standing as the historic core of the area. This former village retains character through older properties dating from the pre-1919 and interwar periods, mixed alongside more modern developments from the post-war decades and contemporary schemes. The area benefits from proximity to the A48 and M4 motorway, providing straightforward access to Cardiff city centre (approximately 6 miles away), Newport, and Bristol beyond. Cardiff Valley Lines railway services connect the area to Cardiff Central, making it practical for commuters who work in the city centre but prefer suburban living.
The local geology in this part of Cardiff includes superficial deposits of alluvium and glacial till over bedrock of Carboniferous age, characteristics that influence drainage and soil conditions in certain areas. Properties in locations near the River Rhymney or lower-lying parts of the postcode may experience elevated flood risk, and prospective buyers should request appropriate surveys. The predominant building materials reflect South Wales tradition, with red brick and render common on properties from the mid-twentieth century, while older properties may feature local stone construction. Understanding these construction types helps when assessing property condition and potential maintenance requirements.
Demographics in CF3 6 reflect Cardiff's diverse population, with families attracted by the combination of good primary and secondary schools, local parks including St Mellons Business Park, and shopping facilities at Cardiff Bay or the city centre. The area hosts a range of employers from the public sector, retail, and healthcare sectors, with Cardiff's university and Welsh Government providing significant employment that filters into the housing market across CF3 6. Old St Mellons has been identified as having potential for further development, with new build activity noted in nearby CF3 6YA where detached properties with upgraded specifications continue to come to market.
Transport links significantly influence property values in CF3 6. The proximity to J28 and J29 of the M4 provides straightforward road access to the wider region, while regular bus services connect the area to Cardiff Bay and the city centre. For commuters, the railway stations at Cardiff Central and other Valley Lines stops offer regular services. Properties within walking distance of these transport hubs typically command premiums, particularly among buyers who work in Cardiff city centre or need to travel regularly for business.
Sellers in CF3 6 have a clear choice between traditional high-street agents with physical branches and modern online agents operating through digital platforms. The current market shows Martin & Co dominating with 27.9% market share across 24 active listings at an average price of £302,604, demonstrating strong presence in the mid-market segment. Tauk follows closely with 25.6% share and 22 listings averaging £268,818, positioning itself in the more affordable price bracket that attracts first-time buyers and investors.
For sellers with premium properties, Kelvin Francis commands attention in the upper market with an average asking price of £998,738 across just 4 listings, representing 4.7% of the market. Jeffrey Ross operates in a similar premium space with 3 listings averaging £925,000. These agents typically operate on traditional percentage-based fees (around 1-3% plus VAT) and provide comprehensive in-branch services including dedicated staff, regular valuations, and professional photography. Online agents generally charge fixed fees between £999 and £1,999 but may lack local presence and personal service that can prove valuable in achieving the best price.
Our team has observed that the choice between online and high-street agents often depends on property type and seller circumstances. For straightforward sales in popular price brackets such as the £200,000-£300,000 range, online agents can offer meaningful cost savings. However, for properties requiring specialist marketing, complex situations, or premium segments, the personal service and local expertise of established agents typically delivers better outcomes. Many sellers in CF3 6 appreciate having a local agent who understands the nuances of different neighbourhoods and can provide face-to-face guidance throughout the sales process.

Look for agents with proven track records in CF3 6. Check their current listing portfolios and average asking prices to ensure they match your property type and price range. Pay attention to how long listings have been on the market, as this indicates whether the agent is achieving sales in your segment.
Request free valuations from at least three agents. Be wary of agents who overvalue your property to win your business, as unrealistic pricing leads to extended marketing times. Our data shows that properties priced correctly for current market conditions in CF3 6 typically achieve sales within 8-12 weeks.
Ask about photography, floor plans, virtual tours, and Rightmove/Zoopla exposure. Agents who invest in quality marketing typically achieve faster sales at better prices. In CF3 6, where three-bedroom properties face significant competition, professional marketing can help your listing stand out.
Traditional agents charge percentage-based fees (typically 1-3% plus VAT), while online agents offer fixed fees. Consider whether you need full service or are comfortable handling some aspects yourself. Remember that fee negotiations are common, particularly for higher-value properties.
Review sole agency agreements (typically 8-16 weeks) versus multi-agency options. Understand notice periods and what happens if your property does not sell. Our data reveals that many agents are flexible on contract terms, so do not accept the first agreement without discussion.
Estate agent fees are often negotiable, particularly for higher-value properties. Do not be afraid to discuss terms and secure the best deal for your circumstances. In CF3 6, where percentage fees can represent significant sums for properties over £400,000, negotiation can save thousands of pounds.
When comparing estate agents in CF3 6, focus on their performance in your specific price bracket rather than overall market share. An agent dominant in properties below £300,000 may not be the best choice for a premium home valued over £750,000. Similarly, an agent specialising in affordable flats may lack the network and experience to market a four-bedroom detached property effectively.
Analysis of bedroom count reveals clear pricing patterns in CF3 6 that can guide sellers on positioning their properties. Three-bedroom homes dominate the market with 46 active listings (53% of all stock) averaging £311,991, making them the most competitive segment. If you are selling a three-bed semi-detached property, expect significant competition from similar listings and ensure your agent employs effective differentiation strategies.
Four-bedroom properties represent 15% of listings with 13 homes averaging £511,148, offering less competition but requiring buyers with substantial budgets. Two-bedroom properties at 17 listings (£230,876 average) attract strong first-time buyer interest, while five-bedroom homes at 7 listings average over £1m, targeting affluent buyers seeking premium locations. Properties with six or seven bedrooms are rare (just 3 combined listings) and represent a specialised market segment where agent selection becomes even more critical.
Our team recommends that sellers consider their competition when listing. In the three-bedroom segment, where inventory is highest, professional photography, accurate pricing, and effective marketing are essential to achieve a sale. For larger properties where buyer pools are smaller, an agent with strong connections and experience in the premium segment can make a significant difference in achieving the asking price.

Pricing your property correctly from the outset remains the most crucial factor in achieving a successful sale within a reasonable timeframe. Our data shows that properties priced realistically for current market conditions in CF3 6 typically achieve sales within 8-12 weeks, while overpriced properties can stagnate for months, requiring price reductions that erode final proceeds. The current average asking price of £410,015 provides a benchmark, but your specific property's value depends on condition, location, and local comparable sales.
Negotiating agent fees can yield significant savings, particularly for higher-value properties where percentage-based fees represent substantial amounts. While the average estate agent fee in England ranges from 1-3% plus VAT, many agents are willing to negotiate, especially for exclusive sole agency agreements or properties that will sell quickly. Consider what services are included in the fee, such as professional photography, virtual tours, and dedicated staff, as these can add value beyond the basic marketing package.
Our inspectors regularly see properties that have languished on the market due to unrealistic pricing expectations. Working with an agent who provides honest, data-driven valuations rather than inflated asking prices protects your interests. In CF3 6, where certain sectors have experienced price corrections, accurate pricing based on recent comparable sales is essential for achieving a timely sale.

Based on current market share data, Martin & Co leads with 27.9% of the market across 24 listings at an average price of £302,604, making them a strong choice for mid-market properties. Tauk follows with 25.6% share and 22 listings averaging £268,818, particularly active in the more affordable segment. For premium properties over £750,000, Kelvin Francis and Jeffrey Ross handle higher-value homes with average asking prices approaching £1m. The best agent depends on your property type and price point, as each agent has distinct strengths in different market segments.
Estate agent fees in CF3 6 follow national patterns, typically ranging from 1-3% plus VAT (1.2-3.6% total) for traditional high-street agents. Online agents offer fixed-fee alternatives generally between £999 and £1,999, though these often provide reduced services. Many agents are negotiable on fees, particularly for properties in the £300,000-£500,000 range where the percentage fee represents a significant sum. Always clarify what is included in the fee before signing any agreement, as services vary considerably between agents.
The CF3 postcode overall shows modest growth of 2% year-on-year, now 3% above the 2023 peak of £268,787. However, sector-level data reveals considerable variation within CF3 6, with CF3 6AS up 7% year-on-year while CF3 6YX has declined significantly. CF3 6YT recorded the strongest transaction volume with 42 sales. The market has stabilised after the post-pandemic boom, with realistic pricing essential for achieving sales within reasonable timeframes. Certain sub-postcodes have experienced more pronounced corrections, making local knowledge crucial when pricing.
The current average asking price across all 86 active listings in CF3 6 is £410,015, according to our live Atlas data. Rightmove reports a slightly lower average of £277,805 for the broader CF3 area over the past 12 months, while Zoopla shows £272,181. The difference reflects the mix of property types currently listed versus recent transaction volumes. Property type significantly influences pricing, with detached homes averaging around £621,994 compared to flats at £182,850. The variation between portals also reflects different methodologies and data sampling periods.
CF3 6 offers suburban living on Cardiff's eastern edge with excellent transport links via the A48 and M4 motorway, plus rail connections to Cardiff Central. Old St Mellons provides historic character with period properties alongside modern developments. The area appeals to families for its good schools, local parks, and relative affordability compared to central Cardiff. Shopping and amenities are available locally and at Cardiff Bay, while the city centre is accessible within 20-30 minutes by car or public transport. The presence of major employers in Cardiff city centre supports demand from commuting professionals.
Three-bedroom semi-detached properties dominate both listings and transactions in CF3 6, representing 43% of current stock at an average of £294,259. These family homes attract strong demand from first-time buyers upgrading and second-time buyers seeking more space. Detached properties at 35% of listings appeal to buyers seeking premium space, while two-bedroom homes serve the first-time buyer market effectively. The balance of supply and demand in each segment influences both time-on-market and negotiating leverage. In competitive segments, proper positioning and marketing are essential for achieving optimal sale prices.
Properties priced correctly for current market conditions in CF3 6 typically sell within 8-12 weeks, though this varies by price bracket and property type. Our data shows properties in the £200,000-£300,000 range (the most active segment) often achieve sales faster due to strong buyer demand. Properties requiring price reductions or those priced unrealistically initially can take significantly longer, extending to 6 months or more. Working with an agent who prices accurately from the start saves time and money by avoiding the negative perception that develops when properties sit on the market.
Local agents with physical presence in Cardiff, such as Martin & Co, Kelvin Francis, or Peter Alan, offer advantages in CF3 6 through established local knowledge, on-the-ground marketing, and face-to-face client service. National online agents like Tauk (operating through The Agency UK) can offer lower fixed fees but may provide less personalised service. For premium properties or complex sales, local expertise typically adds value through better understanding of neighbourhood nuances and direct access to other local professionals. For straightforward sales in popular price brackets, online agents may offer cost savings that outweigh the benefits of personal service.
From £400
RICS Level 2 Survey identifies defects common in CF3 6 properties, from drainage issues in clay-rich soils to construction defects in properties of various ages
From £600
Comprehensive RICS Level 3 Survey provides detailed analysis of property condition, ideal for older properties in Old St Mellons and newer builds in CF3 6YA
From £60
Energy Performance Certificate required for all property sales, available from certified assessors in the Cardiff area
From £0
Free valuation service for properties across CF3 6, using local market data from recent comparable sales
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Compare 20 local estate agents, data from 86 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.