Our Data Sources
21, Caldwell Road, Watford has no records in the the Land Registry and a single entry in the EPC database dated April 2011.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 21, Caldwell Road, Watford would be worth £426,453, with a potential rental value of £2,080 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £377,715, with a rental value of £1,842 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
21, Caldwell Road, Watford occupies a 297 m2 plot as recorded by HM Land Registry.
Of the 24 other houses in this postcode, 17 have recorded plot sizes, and this one ranks as the 5th largest.
Energy Efficiency
21, Caldwell Road, Watford has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 12 Apr 2011.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 91 sales of comparable properties within 530 metres of 21, Caldwell Road, Watford across the last 2 years.
Most recently, 1, Birstal Green, Watford, WD19 6RR, a freehold house, sold at £430,000 on the 14th August 2025.
Read more about house prices in WD19.
- Sold Aug 2025£430,000 | 3 Bed House1, Birstal Green, Watford, WD19 6RR1, Birstal Green, Watford, WD19 6RR
- Sold Feb 2025£425,000 | 3 Bed House106, Woodhall Lane, Watford, WD19 6HA106, Woodhall Lane, Watford, WD19 6HA
- Sold Oct 2023£365,000 | 3 Bed House74, Woodhall Lane, Watford, WD19 6HA74, Woodhall Lane, Watford, WD19 6HA
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 21, Caldwell Road, Watford as the 7th largest and the 17th most expensive of the 39 addresses on Caldwell Road, Watford, WD19.
Against the WD19 postcode district average, it is £73k less expensive than the typical property.
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Schools Nearby
- Woodhall Primary School200 m away
- Oxhey Wood Primary School600 m away
- Greenfields Primary School800 m away
- UTC Heathrow2.6 km away
- Hatch End High School2.6 km away
- Northwood School2.7 km away
More reading links
Public Transport Nearby
- Carpenders Park|700 m away
- Hatch End|1.7 km away
- Bushey|2.6 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












