20 Spring Glen
AL10 8HD
- Terraced
- Freehold
- 3 bedrooms (estimate)
- 840 sq ft
- EPC D
What comparable sales show
Strong match£361,000
Range £318,000 to £405,000 · £430 per sq ft
Since last sale
+£21,000
+6.2% since Mar 2026
Rank in AL10 8HD
8th of 16
Postcode average £353,500
From completed sales of similar homes nearby, adjusted for floor area. It cannot see condition, layout or recent work, so it is not a valuation.
In short
20 Spring Glen is a 3 bedroom freehold terraced in AL10 of about 840 sq ft.
Comparable completed sales nearby put it at £318,000 to £405,000, about £361,000 in the middle.
That makes it the 8th highest of the 16 homes we can compare in AL10 8HD, where the middle figure averages £353,500.
It last sold for £340,000 in March 2026; comparable sales suggest it has gained about £21,000 since.
Across Welwyn Hatfield, average prices rose 0.7% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£318,000
Middle
£361,000
Upper end
£405,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 20 Spring Glen is
20 Spring Glen on the map
This home and the completed sales its figure is worked out from. Choose a pin for the address, size and date.
The Land Registry records a sale by its postcode, so pins sit at the postcode, close to the home, not on its doorstep. Map: contains OS data © Crown copyright and database rights 2026.
Energy
How efficient the home is
Energy performance certificate
From the official register for 20 Spring Glen, lodged 22 September 2021.
Rating now
D62 points
Could reach
B87 points
25 points higher with the improvements below
- Built
- 1950–1966
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Walls
Cavity wall, as built, no insulation (assumed)
PoorRoof
Pitched, 300 mm loft insulation
Very goodFloor
Solid, no insulation (assumed)
Not rated on the certificate
Windows
Fully double glazed
AverageHeating
Boiler and radiators, mains gas
GoodHeating controls
Programmer, room thermostat and TRVs
GoodHot water
From main system
AverageLighting
Low energy lighting in all fixed outlets
Very good
Estimated running costs
A year, now and after the recommended improvements.
£298 a year less after the improvements
Heating
Hot water
Lighting
The assessor's estimates at the energy prices in use when the certificate was made (2021), for a typical household. Today's bills will differ.
Improvements the certificate recommends
In the certificate's order. Each rating assumes the steps before it are done.
- 1
Cavity wall insulation
Typical cost £500–£1,500 · saves about £117 a year
Rating after68D - 2
Floor insulation (solid floor)
Typical cost £4,000–£6,000 · saves about £38 a year
Rating after70C - 3
Replace boiler with new condensing boiler
Typical cost £2,200–£3,000 · saves about £107 a year
Rating after75C - 4
Solar water heating
Typical cost £4,000–£6,000 · saves about £36 a year
Rating after76C - 5
Solar photovoltaic panels, 2.5 kWp
Typical cost £3,500–£5,500 · saves about £351 a year
Rating after87B
Costs and savings are the certificate's own, as estimated when it was made.
History
What it has sold for
Sale history
Every sale of this home registered with HM Land Registry since 1995
| Sold | Price paid | Change | A year |
|---|---|---|---|
| March 2026 | £340,000 | +73.5% | +3.6% |
| July 2010 | £196,000 | +145.0% | +7.8% |
| September 1998 | £80,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in AL10 8HD
Ranked by what comparable sales show. Choose one to see its page.
The completed sales behind the figure
Similar homes nearby, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 20 Spring GlenAL10 8HD · Terraced | £340,000 | Mar 2026 | 840 sq ft | £405 | < 0.1 mi |
| 5 Spring GlenAL10 8HD · Terraced | £340,000 | Jan 2026 | 872 sq ft | £390 | < 0.1 mi |
| 32 MarylandAL10 8DZ · Terraced | £350,000 | Apr 2026 | 797 sq ft | £439 | < 0.1 mi |
| 34 MarylandAL10 8DZ · Terraced | £355,000 | Mar 2026 | 797 sq ft | £446 | < 0.1 mi |
| 38 High DellsAL10 9HU · Terraced | £375,000 | Aug 2026 | 893 sq ft | £420 | 0.2 mi |
| 27 IndellsAL10 9JA · Terraced | £365,000 | Jul 2026 | 829 sq ft | £440 | 0.2 mi |
| 27 MarylandAL10 8DY · Terraced | £335,000 | Apr 2026 | 732 sq ft | £458 | 0.1 mi |
| 24 IndellsAL10 9JA · Terraced | £360,000 | Feb 2026 | 829 sq ft | £434 | 0.2 mi |
| 7 Roe Hill CloseAL10 9JE · Terraced | £367,500 | Jan 2026 | 958 sq ft | £384 | 0.2 mi |
| 11 IndellsAL10 9JA · Terraced | £335,000 | Oct 2025 | 807 sq ft | £415 | 0.2 mi |
| 82 High DellsAL10 9HU · Terraced | £375,000 | Jun 2025 | 829 sq ft | £452 | 0.2 mi |
| 89 MarylandAL10 8DS · Terraced | £360,000 | Jan 2026 | 775 sq ft | £465 | 0.2 mi |
The area
AL10 at a glance
What buyers have paid in AL10
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
Semi-detached
Detached
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 245 | £415,942 | 930 sq ft | £492 | −9.9% |
| Flats | 53 | £363,580 | 595 sq ft | £710 | +57.2% |
| Terraced | 119 | £370,782 | 889 sq ft | £431 | −0.5% |
| Semi-detached | 39 | £481,392 | 1,083 sq ft | £473 | +1.4% |
| Detached | 22 | £602,886 | 1,405 sq ft | £445 | −3.4% |
Find another home
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Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of September 2021.
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