Detached
£1,468,532
58% above the Harpenden average
32.7% of sales
What is the average house price in Harpenden? £929,111
The average house price in Harpenden is £929,111, based on 343 homes sold in the 12 months to September 2026. Prices are down 1.2% (£11,143) on a year earlier.
- 1 year change
- −1.2%
- Sold in 12 months
- 343
- Data up to
- September 2026
Sold prices from HM Land Registry, not asking prices. How we calculate this
How much does each type of property cost in Harpenden?
Average sold price by property type, and each type's share of recent sales.
Semi-detached
£904,733
3% below the Harpenden average
26.9% of sales
Terraced
£674,636
27% below the Harpenden average
16.2% of sales
Flats
£395,092
57% below the Harpenden average
24.3% of sales
Are house prices in Harpenden going up or down?
House prices in Harpenden are falling: down 1.2% (£11,143) over the past year. Over the past 10 years, prices are up 29.0% (£208,676).
Past 12 months
−1.2%
−£11,143From £940,254 to £929,111
£970,299£929,111
Past 10 years
+29.0%
+£208,676From £720,435 to £929,111
£940,254£720,435
Quick answers for Harpenden
9 key facts at a glance.
When did prices peak?
£1,229,975
Highest average, reached in February 2023
How many homes sold?
343
Recorded so far for the 12 months to September 2026
What sells most often?
Detached houses
32.7% of recent sales
What is the most common price range?
£500k - £1m
42.0% of sales
How many people live in Harpenden?
30,672
6,176 people per square mile · Very High (Census 2021)
Population density is Very High, on a scale from Very Low to Very High.
Usual residents, including communal establishments.
How many households are in Harpenden?
11,780
2,372 households per square mile · Very High (Census 2021)
Household density is Very High, on a scale from Very Low to Very High.
Occupied households, not communal establishments.
How much green space is in Harpenden?
35 m² per resident
More green space per resident than 57% of areas in England and Wales. That's about 4.9 football pitches for every 1,000 residents.
8.3% of the area · 16 public parks. Parks, playing fields, allotments and other public green space, not counting golf courses. Contains OS data © Crown copyright and database right 2026.
What is the crime rate in Harpenden?
38 crimes per 1,000 residents
Low · −4.9% on the previous year · 12 months to September 2026
Crime rate is Low, on a scale from Very Low to Very High.
Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
How does Harpenden rank?
3rd most expensive area of St Albans.
Compared with 9 areas
What are the most expensive homes sold in Harpenden?
The highest recorded sale prices in Harpenden, from HM Land Registry.
How do house prices in Harpenden compare with nearby areas?
Harpenden compared with the 6 nearest other areas in St Albans.
Harpenden vs Harpenden Rural
- Harpenden
- £929,111
- Harpenden Rural
- £1,608,333+£679,222
Open comparison
Harpenden vs Wheathampstead
- Harpenden
- £929,111
- Wheathampstead
- £789,223−£139,888
Open comparison
Harpenden vs Redbourn
- Harpenden
- £929,111
- Redbourn
- £641,624−£287,487
Open comparison
Harpenden vs Sandridge
- Harpenden
- £929,111
- Sandridge
- £597,749−£331,362
Open comparison
Harpenden vs St Michael
- Harpenden
- £929,111
- St Michael
- £1,066,250+£137,139
Open comparison
Harpenden vs Colney Heath
- Harpenden
- £929,111
- Colney Heath
- £640,033−£289,078
Open comparison
Thinking of buying in Harpenden?
There's a lot to think about. Whether it's a home to live in or a buy-to-let, our free checklist walks you through what to check before you make an offer.
What to check before you buyWhere does this data come from?
Price information is from HM Land Registry, location boundaries are from OpenStreetMap, and households and population are from Nomis Census 2021 postcode estimates (21 March 2021). Parks and green space are from OS Open Greenspace. Contains OS data © Crown copyright and database right 2026. Crime is from police.uk street-level data. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.
Last updated 6 November 2026 at 00:29 with the latest Land Registry data (September 2026). The Harpenden dataset covers 1,436 postcodes.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
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