Flat C, 18 Catherine Hill, Frome, BA11 1BZ
About Flat C
Flat C is a mid-terrace house in Frome (BA11 1BZ). It has a recorded floor area of 25 m² (around 269 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (December 2015) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2013. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity. The latest certificate is from December 2015, so improvements made since then won't be reflected.
At 25 m² it sits well below the postcode median (57 m² across 19 EPCs), making it one of the more compact homes locally. Across 2003–2017, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £110,000 is 31% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£312/sq ft) was about 40.2% above the typical sold price in the postcode. 9 years since the last transfer (January 2017).
Know exactly what you're buying at Flat C
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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 Expired
This certificate is over 10 years old and is no longer valid.Expired 14 Dec 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Wall insulation improved
More low energy lighting installed
Planning history
Flat C has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at Flat C
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
£110,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 14 years.
£84,000
Growth on file: 5.1% per year over 14 years.
Sales timeline
13 January 2017Most recent
£84,000
+97.6%over 13 years22 May 2003
£42,500
Median price across the last 5 sales in BA11 1BZ: £249,950 (2025–2020).
Nearby sales in BA11 1BZ
Everything we know about Flat C, 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 Catherine Hill homes
Flat C is notably below the street on habitable rooms.
Price per m²
£3,360
Street avg £3,643
Floor Area
25 m²
Street avg 57 m²
Habitable Rooms
1 rooms
Street avg 2 rooms
CO₂ Emissions
3.5 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Market Place — bus stop.
Closest school
0.3 km
Vallis First School. 10 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.