£275,000
Semi-Detached sold in St Martins
Half of similar homes sold within the box; most sold within the wider line.
An indicative model estimate, not a survey or formal valuation.
Area360's automated valuation uses available property details, recorded sales and local market data to estimate a sale price. This automated estimate is a guide, not a survey, mortgage valuation or formal valuation. See the valuation methodology and limitations.
Estimate calculated .
No recorded sales for this property in HM Land Registry data.
Based on 105 recent sales, the median property price is £257,000 (about £292 per square foot) in St Martins area, with individual transactions ranging from £103,411 up to £760,000.
| Type | Sales | Median | £/sq ft |
|---|---|---|---|
| Detached | 23 | £380,000 | £334 |
| Semi-Detached | 40 | £270,000 | £319 |
| Terraced | 40 | £217,500 | £251 |
| Flats | 2 | £126,500 | £191 |
Sale price
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £233,500 | £109,000 | £167,500 | £140,000 |
| 2017 | £249,500 | £103,000 | £177,000 | £149,975 |
| 2018 | £292,000 | £147,950 | £187,000 | £148,000 |
| 2019 | £285,000 | £92,500 | £191,000 | £157,750 |
| 2020 | £273,000 | £116,500 | £203,500 | £159,250 |
| 2021 | £350,000 | £148,950 | £227,000 | £180,000 |
| 2022 | £386,000 | £139,750 | £258,500 | £201,000 |
| 2023 | £360,000 | £120,000 | £230,000 | £194,500 |
| 2024 | £359,000 | £140,000 | £252,000 | £214,000 |
| 2025 | £360,000 | £112,500 | £266,500 | £212,000 |
| 2026 | £400,000 | £105,000 | £271,500 | £240,000 |
Price per sq ft
| Year | Detached | Flats | Semi-Detached | Terraced |
|---|---|---|---|---|
| 2016 | £207 | £188 | £207 | £160 |
| 2017 | £220 | £167 | £197 | £162 |
| 2018 | £236 | £183 | £211 | £168 |
| 2019 | £260 | £185 | £241 | £173 |
| 2020 | £272 | £220 | £241 | £180 |
| 2021 | £292 | £195 | £258 | £184 |
| 2022 | £326 | £224 | £300 | £227 |
| 2023 | £335 | £228 | £273 | £235 |
| 2024 | £328 | £256 | £306 | £251 |
| 2025 | £331 | £215 | £292 | £245 |
| 2026 | £357 | £152 | £319 | £251 |
There were 50+ recent sold properties in the last 18 months near CF83 1BY.
| Date | Address | Type | Tenure | Price | Map |
|---|---|---|---|---|---|
| 15 May 2026 | 28, Lon Y Llyn, Caerphilly, CF83 1BY | Semi-Detached | Freehold | £215,625 | |
| 21 Nov 2025 | 6, Lon Y Llyn, Caerphilly, CF83 1BY | Semi-Detached | Freehold | £271,000 | |
| 08 Aug 2025 | 7, St Donats Court, Caerphilly, CF83 1DF | Semi-Detached | Freehold | £116,603 | |
| 20 Jun 2025 | 6, St Julians Court, Caerphilly, CF83 1DN | Semi-Detached | Freehold | £210,000 | |
| 12 Dec 2025 | 116, St Christophers Drive, Caerphilly, CF83 1DE | Detached | Freehold | £332,500 |
| Address | Tenure | Floor area | Last sale |
|---|---|---|---|
| 6, Lon-Y-Llyn, Caerphilly | Freehold | 83 m² | £177,000 (2021) |
| 12, Lon-Y-Llyn, Caerphilly | - | 104 m² | - |
| 14, Lon-Y-Llyn, Caerphilly | Freehold | 88 m² | £184,950 (2018) |
| 16, Lon-Y-Llyn, Caerphilly | - | 89 m² | - |
| 18, Lon-Y-Llyn, Caerphilly | Freehold | 83 m² | £192,000 (2021) |
| 24, Lon-Y-Llyn, Caerphilly | Leasehold | 88 m² | £52,000 (1995) |
| 28, Lon-Y-Llyn, Caerphilly | Freehold | 88 m² | £170,000 (2019) |
| Rosary Cottage, Lon-Y-Llyn, Caerphilly | Freehold | 110 m² | £265,000 (2019) |
Postcode CF83 1BY is located in an urban city, within the St Martins area of Caerphilly in the Wales region, and forms part of the Caerphilly South area. It has very low deprivation and very low crime levels, with around 29.7 crimes per 1,000 residents per year, about 65% below the Wales average of 86 per 1,000. The average income per household in Caerphilly South is £53,895 per year. The median sale price in St Martins is £257,000 (around £292 per square foot), with typical sale prices between £213,000 and £296,500. The nearest station is Aber, about 0.3 miles away. There are no primary and no secondary schools in the area. There is 1 park nearby, the closest small park is Dafydd Williams Park.
Caerphilly South has a very low level of deprivation, ranked at position 1,552 out of 32,844 areas in England, placing it within the top 5% most deprived areas in Wales.
Caerphilly South has a very low crime rate, with approximately 29.7 reported incidents per 1,000 population each year.
Approximately 4.4% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 8.8% of dwellings are socially rented.
The average income per household in Caerphilly South is £53,895 per year.
No significant noise sources from railways or roads near CF83 1BY.
The nearest station is Aber located about 0.3 miles away. There are 3 stations nearby.
| Distance | Name | Lines | Directions |
|---|---|---|---|
| 0.3 mi | Aber | N/A | Walking directions to Aber |
| 0.5 mi | Caerphilly | N/A | Walking directions to Caerphilly |
| 0.9 mi | Energlyn and Churchill Park | N/A | Walking directions to Energlyn and Churchill Park |
| Distance | Name | Size | Directions |
|---|---|---|---|
| 0.5 mi | Dafydd Williams Park | Small | Walking directions to Dafydd Williams Park |
In the CF83 1BY postcode area, located within Caerphilly South, there are 0 primary and 0 secondary schools in close proximity.
Ratings include official Ofsted judgements and Area360 summaries of inspection grades. Open a school’s inspection details to see the full breakdown.
| Distance | Phase | Name | Type | Rating | Links |
|---|---|---|---|---|---|
| 0.4 mi | Not applicable | Ysgol Gynradd Gymraeg Y Castell | Welsh establishment | Unrated. | |
Ysgol Gynradd Gymraeg Y Castell ratingInspection information
| |||||
| 0.4 mi | Not applicable | Cwrt Rawlin Primary School | Welsh establishment | Unrated. | |
Cwrt Rawlin Primary School ratingInspection information
| |||||
| 0.5 mi | Not applicable | St Martin's School | Welsh establishment | Unrated. | |
2 nearby supermarkets & convenience stores within 0.5 mi of CF83 1BY
| Distance | Name | Address | Directions |
|---|---|---|---|
| 0.1 mi | St Martin's Stores | 115 St Martin's Road, Caerphilly, CF83 1EH | Walking directions to St Martin's Stores |
| 0.4 mi | Tesco Express | Nantgarw Road, Caerphilly, CF83 1SN | Walking directions to Tesco Express |