Flat 3, 27 Derby Street, Weymouth, DT4 7HX
About Flat 3
Flat 3 is a one-bedroom mid-terrace house in Weymouth (DT4 7HX). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1900-1929 and council tax band A. Tenure is freehold. At 35 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 28–45 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (76 versus a worst of 67). The latest certificate (February 2022) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since November 2012. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good.
Today's modelled estimate of £113,000 sits 105.5% above the 2024 sale of £55,000. A recent sale: £55,000 in December 2024. At 35 m² it sits well below the postcode median (68 m² across 46 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). One planning record on file: new windows approved in 2002. Past consents include new windows, meaningful when judging how the property has evolved.
Know exactly what you're buying at Flat 3
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
What this property has
Inside
- Bedrooms1
Building
- TenureFreehold
- Heating systemGas
- RefurbishedYes
Energy performance
Flat 3's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Planning history
- Nov 2002RenovationFullIn report
Replacement of timber windows with sealed upvc double glazed units
- Council
- Weymouth and Portland
New Windows- Reference
- 02/00611/FUL
We flagged 3 things worth checking at Flat 3
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.
- Signs of HMO activity in the area
- Larger development activity nearby
- Environmental risk flagged
30-day money-back guarantee
Sales history & valuation
Flat 3's sale-price growth has lagged the wider UK trajectory across its history on file.
£113,000
Modelled from EPC, postcode comparables.
£55,000
Recorded with HM Land Registry.
Sales timeline
5 December 2024Most recent
£55,000
15 September 2002
£55,000
Median price across the last 5 sales in DT4 7HX: £235,000 (2025–2022).
Nearby sales in DT4 7HX
Everything we know about Flat 3, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby
- Environmental risk flagged

Versus other Derby Street homes
Price per m² for Flat 3 lags the street by a wide margin.
Price per m²
£1,571
Street avg £2,321
Floor Area
35 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.1 t/year
Street avg 2.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Weymouth Rail Station — railway station.
Closest school
0.8 km
Coastland College. 12 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
53.5dB

Night-time· 23:00 – 07:00
43.7dB