21 North Street, Calne, SN11 0HQ
About 21 North Street
21 North Street is a semi-detached house in Calne (SN11 0HQ). It has a recorded floor area of 74 m² (around 799 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (May 2011) shows an F (score 22), near the bottom of the EPC scale. The recommended improvements would push it to E (score 48). Main heating runs on electricity. The latest certificate is from May 2011, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2007–2014, sale prices on this property compounded at 0.6% per year. Today's modelled estimate of £232,000 is 30.3% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£223/sq ft) was about 41.3% above the typical sold price in the postcode. Last changed hands 12 years ago, in July 2014.
Know exactly what you're buying at 21 North Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
21 North Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 07 May 2021
EPC Rating
Planning history
21 North Street has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 21 North Street
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
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Sales history & valuation
21 North Street valuation sits well clear of the typical sold price in this postcode.
£232,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.6% per year over 7 years.
£178,000
Growth on file: 0.6% per year over 7 years.
Sales timeline
31 July 2014Most recent
£178,000
+4.7%over 7 years29 March 2007
£170,000
Median price across the last 5 sales in SN11 0HQ: £170,000 (2025–2023).
Nearby sales in SN11 0HQ
Everything we know about 21 North Street, 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 North Street homes
On epc rating, 21 North Street runs well behind the street norm.
Price per m²
£2,399
Street avg £2,224
Floor Area
74 m²
Street avg 97 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
7.7 t/year
Street avg 5.3 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Bishop Road — bus stop.
Closest school
0.7 km
Marden Vale CofE Academy. 6 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
48.3dB

Night-time· 23:00 – 07:00
39.0dB