17 Ostrey Bank, St Clears, Carmarthen, SA33 4AH
About 17 Ostrey Bank
17 Ostrey Bank is a one-bedroom semi-detached house in St. Clears, Carmarthen, Carmarthen (SA33 4AH). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (January 2024) shows an E (score 50), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 71), a 2-band jump. Other recorded features include a conservatory. Period features are noted in the property record.
At 85 m² it's 18.9% larger than the typical home in the postcode (72 m² median across 12 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. A recent sale: £158,000 in February 2025. Across 1998–2025, sale prices on this property compounded at 3.8% per year. Today's modelled estimate of £197,000 is 24.7% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£173/sq ft) was about 58.4% above the typical sold price in the postcode.
Know exactly what you're buying at 17 Ostrey Bank
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms1
- Dining roomYes
- ConservatoryYes
- FireplaceYes
Outside
- Private gardenYes
- ParkingYes
Building
- Period featuresYes
Energy performance
17 Ostrey Bank sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Planning history
17 Ostrey Bank has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 17 Ostrey Bank
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
30-day money-back guarantee
Sales history & valuation
17 Ostrey Bank has more than doubled in price since the earliest registered sale in 1998.
£197,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.8% per year over 26 years.
£158,000
Growth on file: 3.8% per year over 26 years.
Sales timeline
14 February 2025Most recent
£158,000
+85.9%over 6 years26 April 2018
£85,000
9 August 2011
£85,000
+44.2%over 12 years31 August 1998
£58,950
Median price across the last 5 sales in SA33 4AH: £270,000 (2024–2022).
Nearby sales in SA33 4AH
Sibrwd Yr Afon, St Clears, Carmarthen, SA33 4AH
Sold Aug 2024
£522,50015 Ostrey Bank, St Clears, Carmarthen, SA33 4AH
Sold Jun 2024
£190,00012 Ostrey Bank, St Clears, Carmarthen, SA33 4AH
Sold Dec 2023
£270,000Park Villa, St Clears, Carmarthen, SA33 4AH
Sold Feb 2022
£336,000Maes Cynin, St Clears, Carmarthen, SA33 4AH
Sold Dec 2021
£575,000
Everything we know about 17 Ostrey Bank, 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 the street
Years Held for 17 Ostrey Bank lags the street by a wide margin.
Price per m²
£1,859
Street avg £1,979
Floor Area
85 m²
Street avg 75 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.3 t/year
Street avg 2.9 t/year
Similar properties nearby
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SA33 4AW
1 Balmoral, Pendine
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1 Broadway Cottage, Broadway, Laugharne
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1 Broadway Lodge, Broadway, Laugharne
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1 Britannia, Tenby Road, St Clears
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Library — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.