25 Chalkdown
SG2 7BG
- Detached
- Freehold
- 4 bedrooms (estimate)
- EPC D
What the sales records show
From an older sale: a rough guide£616,000
Range £528,000 to £704,000
Since last sale
+£296,000
+92.5% since Jan 2010, +4.0% a year
Rank in SG2 7BG
6th of 58
Postcode average £488,621
There is no floor area on record, so this is the home's last sale moved from January 2010 to August 2026 by the official UK House Price Index for Stevenage, with the range widened the older the sale. It cannot see condition, layout or recent work, so it is not a valuation.
In short
25 Chalkdown is a 4 bedroom freehold detached in SG2.
There is no floor area on record, so its last sale has been moved to today by the official price index for Stevenage: £528,000 to £704,000, about £616,000 in the middle.
That makes it the 6th highest of the 58 homes we can compare in SG2 7BG, where the middle figure averages £488,621.
It last sold for £320,000 in January 2010; the price index suggests it has gained about £296,000 since, roughly +4.0% a year.
Across East Hertfordshire, average prices rose 1.9% 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
£528,000
Middle
£616,000
Upper end
£704,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
The street
Chalkdown and its sales
25 Chalkdown on the map
This home, the completed sales its figure is worked out from, and the other sales on Chalkdown. 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.
How 25 Chalkdown compares with Chalkdown
Against the 12 completed sales on the street in the last two years
Price
- Its middle figure of £616,000 is 32% above the street's median sale price of £465,000.
- 12 of those 12 sales completed for less than this home's middle figure, and 0 for the same or more.
A comparison of completed sales, not a valuation: it cannot see condition, layout or work done since a home last sold.
Sales activity on Chalkdown
Completed sales registered with HM Land Registry, by quarter
- Sales in two years
- 12
- Average price
- £426,583
- Lowest
- £275,000
- Highest
- £610,000
| Quarter | Sales | Median price |
|---|---|---|
| Q1 2025 | 4 | £404,500 |
| Q2 2025 | 1 | £360,000 |
| Q3 2025 | 1 | £470,000 |
| Q4 2025 | 0 | – |
| Q1 2026 | 2 | £475,000 |
| Q2 2026 | 3 | £335,000 |
| Q3 2026 | 0 | – |
| Q4 2026 | 0 | – |
| Type of home | Share of sales | Median price | Per sq ft |
|---|---|---|---|
| Detached houses | 58% (7) | £489,000 | – |
| Terraced houses | 25% (3) | £335,000 | – |
| Semi-detached houses | 17% (2) | £410,000 | – |
Completed sales on Chalkdown
Every sale in the last two years. Choose an address to see that home's page.
| Address | Sold | Price | Type | Size | Per sq ft |
|---|---|---|---|---|---|
| 36 ChalkdownSG2 7BG | May 2026 | £490,000 | Detached | – | – |
| 117 ChalkdownSG2 7BN | May 2026 | £335,000 | Terraced | – | – |
| 104 ChalkdownSG2 7BN | Apr 2026 | £275,000 | Terraced | – | – |
| 50 ChalkdownSG2 7BG | Feb 2026 | £460,000 | Detached | – | – |
| 11 ChalkdownSG2 7BG | Jan 2026 | £490,000 | Detached | – | – |
| 59 ChalkdownSG2 7BG | Sept 2025 | £470,000 | Detached | – | – |
| 58 ChalkdownSG2 7BG | Jun 2025 | £360,000 | Terraced | – | – |
| 67 ChalkdownSG2 7BG | Mar 2025 | £315,000 | Semi-detached | – | – |
| 66 ChalkdownSG2 7BG | Mar 2025 | £320,000 | Detached | – | – |
| 42 ChalkdownSG2 7BG | Mar 2025 | £505,000 | Semi-detached | – | – |
| 11 ChalkdownSG2 7BG | Feb 2025 | £489,000 | Detached | – | – |
| 34 ChalkdownSG2 7BG | Dec 2024 | £610,000 | Detached | – | – |
Energy
How efficient the home is
Energy performance certificate
From the official register for 25 Chalkdown, lodged 28 January 2009.
Rating now
D68 points
Could reach
C74 points
6 points higher with the improvements below
- Built
- 1983–1990
- 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, insulated (assumed)
GoodRoof
Pitched, 300 mm loft insulation
Very goodFloor
Solid, no insulation (assumed)
Not rated on the certificate
Heating
Boiler and radiators, mains gas
GoodHeating controls
Programmer, room thermostat and TRVs
AverageHot water
From main system
GoodLighting
No low energy lighting
Very poor
Estimated running costs
A year, now and after the recommended improvements.
£133 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 (2009), 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
Other improvement
No cost given on the certificate · saves about £53 a year
Rating after71C - 2
Other improvement
No cost given on the certificate · saves about £80 a year
Rating after74C - 3
Other improvement
No cost given on the certificate · saves about £159 a year
Rating after81B
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 |
|---|---|---|---|
| January 2010 | £320,000 | +57.2% | +5.2% |
| March 2001 | £203,500 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in SG2 7BG
Ranked by what comparable sales show. Choose one to see its page.
Recent sales of detached homes nearby
The closest sales of the same type in the last two years, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 36 ChalkdownSG2 7BG · Detached | £490,000 | May 2026 | – | – | < 0.1 mi |
| 50 ChalkdownSG2 7BG · Detached | £460,000 | Feb 2026 | – | – | < 0.1 mi |
| 11 ChalkdownSG2 7BG · Detached | £490,000 | Jan 2026 | – | – | < 0.1 mi |
| 59 ChalkdownSG2 7BG · Detached | £470,000 | Sept 2025 | – | – | < 0.1 mi |
| 66 ChalkdownSG2 7BG · Detached | £320,000 | Mar 2025 | – | – | < 0.1 mi |
| 11 ChalkdownSG2 7BG · Detached | £489,000 | Feb 2025 | – | – | < 0.1 mi |
| 34 ChalkdownSG2 7BG · Detached | £610,000 | Dec 2024 | – | – | < 0.1 mi |
| 3 Hunters CloseSG2 7BL · Detached | £685,000 | Mar 2025 | – | – | 0.1 mi |
| 24 Owls Hatch WaySG2 7FU · Detached | £593,750 | Oct 2025 | – | – | 0.1 mi |
| 3 Owls Hatch WaySG2 7FU · Detached | £567,000 | Aug 2025 | – | – | 0.1 mi |
| 1 Owls Hatch WaySG2 7FU · Detached | £551,000 | Mar 2025 | – | – | 0.1 mi |
| 23 Owls Hatch WaySG2 7FU · Detached | £580,000 | Mar 2025 | – | – | 0.1 mi |
The area
SG2 at a glance
What buyers have paid in SG2
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 | 303 | £371,396 | – | – | −8.9% |
| Flats | 33 | £205,545 | – | – | −0.6% |
| Terraced | 180 | £335,228 | – | – | −0.6% |
| Semi-detached | 46 | £405,702 | – | – | −0.6% |
| Detached | 43 | £612,227 | – | – | −2.5% |
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.
Contains HM Land Registry UK House Price Index data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of January 2009.
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