Flat B, 18 Catherine Hill, Frome, BA11 1BZ
About Flat B
Flat B is a property in Frome (BA11 1BZ). It has a recorded floor area of 24 m² (around 258 sq ft) and construction records dating it to before 1900. The latest certificate (January 2026) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 24 m² it sits well below the postcode median (57 m² across 19 EPCs), making it one of the more compact homes locally. Across 2013–2017, sale prices on this property compounded at -11.9% per year. Today's modelled estimate of £100,000 is 42.9% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£271/sq ft) was about 29.5% above the typical sold price in the postcode. Last sold in March 2017, so it's been off the market for around 9 years.
Know exactly what you're buying at Flat B
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
Flat B's carbon output is low for the local stock.
EPC Rating
Planning history
Flat B has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at Flat B
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
Flat B changed hands twice within eighteen months — unusual for the area.
£100,000
Modelled from EPC, postcode comparables and a sale-price growth of -11.9% per year over 4 years.
£70,000
Growth on file: -11.9% per year over 4 years.
Sales timeline
30 March 2017Most recent
£70,000
30 March 2016
£70,000
-39.1%over 2 years2 May 2013
£115,000
Median price across the last 5 sales in BA11 1BZ: £249,950 (2025–2020).
Nearby sales in BA11 1BZ
Everything we know about Flat B, 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
On floor area, Flat B runs well behind the street norm.
Price per m²
£2,917
Street avg £3,688
Floor Area
24 m²
Street avg 57 m²
Habitable Rooms
1 rooms
Street avg 2 rooms
CO₂ Emissions
0.7 t/year
Street avg 3.5 t/year
Similar properties nearby
11a, Flat 5, Palmer Street
BA11 1DS
11a, Flat 7, Palmer Street
BA11 1DS
11a, Flat 8, Palmer Street
BA11 1DS
11a, Flat 3, Palmer Street
BA11 1DS
11a, Flat 4, Palmer Street
BA11 1DS
11a, Flat 6, Palmer Street
BA11 1DS
3 5, Flat 17, Caxton Road
BA11 1GQ
20a, Flat, Christchurch Street West
BA11 1EG
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.