21 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
About 21 Mill Close
21 Mill Close is a three-bedroom end-of-terrace house in Lemsford, Welwyn Garden City, Welwyn Garden City (AL8 7TP). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (April 2018) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 81), a 2-band jump.
Across 1998–2018, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £503,000 is 19.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£438/sq ft) was about 44.6% above the typical sold price in the postcode. Sold July 2018 for £420,000.
Know exactly what you're buying at 21 Mill Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
21 Mill Close has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
Sales history & valuation
Sale price has grown by over 3x since 1998.
£503,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 20 years.
£420,000
Growth on file: 5.6% per year over 20 years.
Sales timeline
11 July 2018Most recent
£420,000
+200.0%over 20 years20 March 1998
£140,000
Median price across the last 5 sales in AL8 7TP: £389,000 (2022–2012).
Nearby sales in AL8 7TP
11 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
Sold Mar 2022
£415,00019 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
Sold Nov 2018
£389,00010 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
Sold Aug 2015
£330,00016 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
Sold Aug 2014
£480,00023 Mill Close, Lemsford, Welwyn Garden City, AL8 7TP
Sold Sept 2012
£310,000
Everything we know about 21 Mill Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Mill Close homes
Price per m² for 21 Mill Close runs comfortably ahead of the street norm.
Price per m²
£4,719
Street avg £3,757
Floor Area
89 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 3.7 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Sun PH — bus stop.
Closest school
0.1 km
St John's Voluntary Aided Church of England Primary School, Lemsford. 13 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.