Flat 1, 20 West Street, Horsham, RH12 1PB
About Flat 1
Flat 1 is a one-bedroom mid-terrace house in Horsham (RH12 1PB). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to before 1900. Tenure is freehold. The latest certificate (December 2022) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 60). Main heating runs on electricity.
At 77 m² it's 22.2% larger than the typical home in the postcode (63 m² median across 4 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Today's modelled estimate of £217,000 is 17.3% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£223/sq ft) was about 40% below the postcode norm. Sold July 2024 for £185,000.
Know exactly what you're buying at Flat 1
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
- Bathrooms1
Building
- TenureFreehold
- Central heatingYes
- RefurbishedYes
Energy performance
Flat 1's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 1
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
Latest sale on Flat 1 was the lowest on Land Registry record across the postcode.
£217,000
Modelled from EPC, postcode comparables.
£185,000
Recorded with HM Land Registry.
Sales timeline
7 July 2024Most recent
£185,000
Median price across the last 5 sales in RH12 1PB: £235,000 (2025–2019).
Nearby sales in RH12 1PB
Flat 1, 29 West Street, Horsham, RH12 1PB
Sold May 2025
£235,000Flat 2, 20 West Street, Horsham, RH12 1PB
Sold Dec 2023
£285,000Flat 2, 29 West Street, Horsham, RH12 1PB
Sold Nov 2023
£220,00020 West Street, Horsham, RH12 1PB
Sold Jan 2020
£500,000Flat 3, 29 West Street, Horsham, RH12 1PB
Sold Nov 2019
£205,000
Everything we know about Flat 1, 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 West Street homes
On price per m², Flat 1 runs well behind the street norm.
Price per m²
£2,403
Street avg £3,912
Floor Area
77 m²
Street avg 61 m²
CO₂ Emissions
6.3 t/year
Street avg 2.7 t/year
Years Held
2 years
Street avg 3 years
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bus Station — bus stop.
Closest school
0.4 km
St Mary's CofE (Aided) Primary School. 17 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.4dB

Night-time· 23:00 – 07:00
41.6dB