21 Coulser Close, Hemel Hempstead, HP1 3NU
About 21 Coulser Close
21 Coulser Close is a one-bedroom mid-terrace house in Hemel Hempstead (HP1 3NU). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1967-1975 and council tax band B. At 40 m² this is the 2nd smallest of 24 units on EPC record in the building, where floor areas span 36–117 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (October 2022) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since August 2012. Between certificates, lighting went from Very Poor to Good; while wall efficiency dropped from Good to Average.
At 40 m² it sits well below the postcode median (75 m² across 23 EPCs), making it one of the more compact homes locally. Across 2013–2014, sale prices on this property compounded at 11.3% per year. Today's modelled estimate of £200,000 is 37.9% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£337/sq ft) was about 88.1% above the typical sold price in the postcode. Last changed hands 12 years ago, in December 2014.
What this property has
Inside
- Bedrooms1
Outside
- Private gardenRear
Building
- RefurbishedYes
Energy performance
21 Coulser Close's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 25 October 2032
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
21 Coulser Close has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Coulser Close valuation sits well clear of the typical sold price in this postcode.
£200,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.3% per year over 2 years.
£145,000
Growth on file: 11.3% per year over 2 years.
Sales timeline
5 December 2014Most recent
£145,000
+20.8%over 1 year25 February 2013
£120,000
Median price across the last 5 sales in HP1 3NU: £330,000 (2025–2021).
Nearby sales in HP1 3NU
1 Coulser Close, Hemel Hempstead, HP1 3NU
Sold Dec 2025
£198,0005 Coulser Close, Hemel Hempstead, HP1 3NU
Sold Jun 2025
£330,00033 Coulser Close, Hemel Hempstead, HP1 3NU
Sold Nov 2022
£418,00022 Coulser Close, Hemel Hempstead, HP1 3NU
Sold Apr 2022
£280,00011 Coulser Close, Hemel Hempstead, HP1 3NU
Sold Sept 2021
£330,000
Versus other Coulser Close homes
Price per m² for 21 Coulser Close runs comfortably ahead of the street norm.
Price per m²
£3,625
Street avg £1,942
Floor Area
40 m²
Street avg 69 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.1 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
245/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
Rossgate Shops — bus stop.
Closest school
0.4 km
Galley Hill Primary School and Nursery. 22 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
44.9dB

Night-time· 23:00 – 07:00
37.1dB







