Our Data Sources
18, Cornwall Road, Harpenden has no records in the Land Registry and a single entry in the EPC database dated January 2015.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 18, Cornwall Road, Harpenden, we estimate a market value of £872,167 and a rental value of £2,799 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £772,490 and £2,480 per month respectively.
Energy Efficiency
18, Cornwall Road, Harpenden has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 07 Jan 2015.
The property is connected to mains gas and has partial double glazing. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Since 2007 52 properties similar to 18, Cornwall Road, Harpenden have sold within a radius of 620 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 12th December 2025, was 6, High Street, Harpenden, AL5 2TB, a freehold house which sold for £1,370,000.
Read more about house prices in AL5.
- Sold Dec 2025£1,370,000 | 3 Bed House6, High Street, Harpenden, AL5 2TB6, High Street, Harpenden, AL5 2TB
- Sold Nov 2025£750,000 | 3 Bed House1, Lodge Gardens, Harpenden, AL5 4JE1, Lodge Gardens, Harpenden, AL5 4JE
- Sold Oct 2025£910,000 | 3 Bed House32, West Way, Harpenden, AL5 4RD32, West Way, Harpenden, AL5 4RD
- Sold Apr 2025£830,000 | 3 Bed House17, Cornwall Road, Harpenden, AL5 4TQ17, Cornwall Road, Harpenden, AL5 4TQ
- Sold Apr 2024£780,000 | 3 Bed House21, Cornwall Road, Harpenden, AL5 4TQ21, Cornwall Road, Harpenden, AL5 4TQ
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £908,961, ranging from £762,497 to £1,238,302.
- 16 Cornwall Road
3 Bed House | 5 m | Est. Value: £825,273
- 14 Cornwall Road
4 Bed House | 11 m | Est. Value: £998,223
- 12 Cornwall Road
3 Bed House | 15 m | Est. Value: £792,573
- 10 Cornwall Road
3 Bed House | 21 m | Est. Value: £809,039
- 8 Cornwall Road
3 Bed House | 24 m | Est. Value: £803,576
Location Comparison
Of the 31 addresses on Cornwall Road, Harpenden, AL5, 18, Cornwall Road, Harpenden comes out as the 15th largest and the 16th most expensive in our analysis of the public data.
It is also £136k less expensive than the average property across the AL5 district.
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Schools Nearby
- Harpenden Academy300 m away
- St Nicholas CofE VA Primary School500 m away
- Manland Primary School600 m away
- St George's School500 m away
- Sir John Lawes School600 m away
- Katherine Warington School1.4 km away
More reading links
Public Transport Nearby
- Harpenden|400 m away
- Luton Airport Parkway|6.8 km away
- St Albans City|7.7 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.
