SA37 postcode area guide — Carmarthenshire
House prices, crime, broadband speeds, mobile signal, schools and demographics for the SA37 postcode district in Carmarthenshire — every official dataset on one page.
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Where is SA37?
Broadband & internet speeds in SA37
Mixed coverage
Superfast (30Mb+)
59.6%
Ultrafast (300Mb+)
38.2%
Gigabit-capable
38.2%
Below USO (10Mb)
4.1%
Broadband availability in the SA37 postcode district (Carmarthenshire) is Mixed — superfast is available to many but not all premises. Across the 59 postcodes Ofcom measures in SA37, superfast broadband (30 Mbit/s or faster) reaches 59.6% of premises and gigabit-capable lines are available to 38.2%.
Around 4.1% of premises in SA37 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in SA37
| Postcode | Superfast | Gigabit |
|---|---|---|
| SA37 0AB | 100% | 100% |
| SA37 0EH | 100% | 100% |
| SA37 0EL | 0% | 0% |
| SA37 0EN | 0% | 0% |
| SA37 0EP | 69.2% | 0% |
| SA37 0ER | 0% | 0% |
| SA37 0ES | 100% | 100% |
| SA37 0ET | 87.5% | 87.5% |
| SA37 0EU | 83.3% | 0% |
| SA37 0EW | 33.3% | 16.7% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Carmarthenshire
Ofcom's coverage model for the wider Carmarthenshire district (95,165 premises):
4G indoors — all networks
80.3%
4G outdoors — all networks
95.7%
5G outdoors — all networks
—
Voice indoors — all networks
83%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in SA37
Police recorded 1 incidents within about a mile of the centre of SA37 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 1 | 100.0% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in SA37
Based on 6 sales registered with HM Land Registry in the last 12 months, the median sold price in SA37 is £242,500, down 19.2% on the previous year (£300,000).
Detached
£242,500
4 sales
Latest recorded sales in SA37
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 13 Feb 2026 | £250,000 | Semi-detached | SA37 0EX | |
| 11 Nov 2025 | £242,500 | Detached | SA37 0HJ | |
| 19 Sep 2025 | £250,000 | Detached | SA37 0JG | |
| 5 Sep 2025 | £270,000 | Detached | SA37 0HY | |
| 1 Sep 2025 | £151,750 | Detached | SA37 0EX | |
| 29 Jul 2025 | £155,000 | Semi-detached | SA37 0HA | |
| 6 May 2025 | £300,000 | Detached | SA37 0JS | |
| 1 May 2025 | £375,000 | Detached | SA37 0EH | |
| 14 Apr 2025 | £410,000 | Other | SA37 0EZ | |
| 27 Mar 2025 | £249,500 | Detached | SA37 0HU |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
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Who lives here? Carmarthenshire demographics
Census 2021 figures for the wider Carmarthenshire district (187,897 residents, 81,759 households):
| Age profile | |
|---|---|
| Under 15 | 17.3% |
| 15–29 | 19.9% |
| 30–44 | 16.9% |
| 45–64 | 21.8% |
| 65+ | 24.2% |
| Housing tenure | |
|---|---|
| Owner-occupied | 70.4% |
| Private rented | 15% |
| Social rented | 3.9% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around SA37
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Cilgerran V.C.P. School | Not applicable | — | — | SA43 2SB |
| Ysgol Cenarth | Not applicable | — | — | SA38 9JP |
| Ysgol Clydau | Not applicable | — | — | SA35 0BE |
| Ysgol Llechryd | Not applicable | — | — | SA43 2NL |
| Ysgol Bro Preseli | Not applicable | — | — | SA41 3QH |
| Ysgol Gynradd Eglwyswrw | Not applicable | — | — | SA41 3SN |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in SA37
15 rated food businesses operate in SA37. 9 hold the top rating of 5, 1 are rated 4, and 1 are rated 2 or below.
Among the 5-rated: CAWS CENARTH (FP009), Clynfyw, Ffosyficer Farms Ltd, Highbury B & B, Llaeth Deri Milk.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in SA37
From a sample of 111 Energy Performance Certificates across 12 SA37 postcodes, the most common rating is band E (average band D). 23% of sampled homes are rated C or better.
Band A
14%
Band B
2%
Band C
7%
Band D
22%
Band E
28%
Band F
15%
Band G
13%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for Carmarthenshire
Landlines around SA37 typically use:
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What's it like living in SA37?
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Moving to SA37? Sort your connectivity first
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Postcodes in SA37
Neighbouring districts
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Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.