27 Penningtons
CM23 4LE
- Detached
- Freehold
- 4 bedrooms (estimate)
- 1,690 sq ft
- EPC C
What the sales records show
From an older sale: a rough guide£753,000
Range £681,000 to £825,000
Since last sale
+£104,500
+16.1% since Aug 2019, +2.1% a year
Rank in CM23 4LE
3rd of 22
Postcode average £626,136
There is no floor area on record, so this is the home's last sale moved from August 2019 to August 2026 by the official UK House Price Index for East Hertfordshire, with the range widened the older the sale. It cannot see condition, layout or recent work, so it is not a valuation.
In short
27 Penningtons is a 4 bedroom freehold detached in CM23 of about 1,690 sq ft.
There is no floor area on record, so its last sale has been moved to today by the official price index for East Hertfordshire: £681,000 to £825,000, about £753,000 in the middle.
That makes it the 3rd highest of the 22 homes we can compare in CM23 4LE, where the middle figure averages £626,136.
It last sold for £648,500 in August 2019; the price index suggests it has gained about £104,500 since, roughly +2.1% 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
£681,000
Middle
£753,000
Upper end
£825,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 27 Penningtons is
27 Penningtons 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 27 Penningtons, lodged 9 May 2019.
Rating now
C69 points
Could reach
B82 points
13 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, filled cavity
GoodRoof
Pitched, 150 mm loft insulation
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
GoodLighting
Low energy lighting in 80% of fixed outlets
Very good
Estimated running costs
A year, now and after the recommended improvements.
£236 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 (2019), 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
Floor insulation (solid floor)
Typical cost £4,000–£6,000 · saves about £78 a year
Rating after71C - 2
Replace boiler with new condensing boiler
Typical cost £2,200–£3,000 · saves about £117 a year
Rating after74C - 3
Solar water heating
Typical cost £4,000–£6,000 · saves about £41 a year
Rating after75C - 4
Solar photovoltaic panels, 2.5 kWp
Typical cost £3,500–£5,500 · saves about £310 a year
Rating after82B
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 |
|---|---|---|---|
| August 2019 | £648,500 | +159.4% | +5.2% |
| October 2000 | £250,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in CM23 4LE
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 |
|---|---|---|---|---|---|
| 20 PenningtonsCM23 4LE · Detached | £570,000 | Aug 2025 | – | – | < 0.1 mi |
| 16 PenningtonsCM23 4LE · Detached | £715,000 | Jan 2025 | – | – | < 0.1 mi |
| 65 The ThatchersCM23 4GU · Detached | £728,000 | Nov 2025 | – | – | 0.1 mi |
| 91 The ThatchersCM23 4GU · Detached | £715,000 | Feb 2025 | – | – | 0.1 mi |
| 129 The ThatchersCM23 4GU · Detached | £1,100,000 | Jan 2025 | – | – | 0.1 mi |
| 102 The ThatchersCM23 4FN · Detached | £830,000 | Jun 2025 | – | – | 0.1 mi |
| 96 The ThatchersCM23 4FN · Detached | £810,000 | Feb 2025 | – | – | 0.1 mi |
| 54 The ThatchersCM23 4FN · Detached | £550,000 | Feb 2025 | – | – | 0.1 mi |
| 13 StainersCM23 4GL · Detached | £820,000 | Apr 2026 | – | – | 0.1 mi |
| 9 StainersCM23 4GL · Detached | £775,000 | Sept 2025 | – | – | 0.1 mi |
| 4 Wainwright StreetCM23 4GJ · Detached | £585,000 | Mar 2026 | – | – | 0.1 mi |
| 11 Wainwright StreetCM23 4GJ · Detached | £465,000 | Mar 2025 | – | – | 0.1 mi |
The area
CM23 at a glance
What buyers have paid in CM23
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 | 415 | £468,163 | – | – | −7.6% |
| Flats | 77 | £246,629 | – | – | −3.5% |
| Terraced | 109 | £378,288 | – | – | −2.2% |
| Semi-detached | 120 | £469,062 | – | – | −2.5% |
| Detached | 104 | £714,585 | – | – | +3.3% |
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 May 2019.
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