12 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
About 12 Chapel Street
12 Chapel Street is a mid-terrace house in Upper Brynamman, Ammanford, Ammanford (SA18 1AD). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (October 2023) shows a C (score 71). When first surveyed in October 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to A (score 110), a 2-band jump. Main heating runs on oil.
At 61 m² it's 22.8% smaller than the typical home in the postcode (79 m² median across 13 EPCs). Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). Across 2005–2024, sale prices on this property compounded at 3.6% per year. Today's modelled estimate of £125,000 is 13.6% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£168/sq ft) was about 83.5% above the typical sold price in the postcode. Most recent transfer: May 2024 at £110,000.
Know exactly what you're buying at 12 Chapel Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Hot water efficiency improved
Roof insulation improved
More low energy lighting installed
Planning history
12 Chapel Street has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Chapel Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
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Sales history & valuation
12 Chapel Street valuation sits well clear of the typical sold price in this postcode.
£125,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 18 years.
£110,000
Growth on file: 3.6% per year over 18 years.
Sales timeline
23 May 2024Most recent
£110,000
+18.9%over 2 years27 June 2021
£92,500
+62.3%over 15 years19 December 2005
£57,000
Median price across the last 5 sales in SA18 1AD: £104,000 (2025–2020).
Nearby sales in SA18 1AD
13 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
Sold May 2025
£184,0007 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
Sold Aug 2024
£104,00011 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
Sold Jun 2021
£159,9509 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
Sold Sept 2020
£61,00014 Chapel Street, Upper Brynamman, Ammanford, SA18 1AD
Sold Apr 2018
£66,000
Everything we know about 12 Chapel Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Chapel Street homes
12 Chapel Street outperforms the street on price per m² by a wide margin.
Price per m²
£1,803
Street avg £1,167
Floor Area
61 m²
Street avg 83 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 5.7 t/year
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Quarry Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.