21 Chestnut Avenue, Rickmansworth, WD3 4HA is a freehold detached property built in 2012 onwards. The property offers approximately 4,833 square feet of living space. In this location, properties of similar size usually have six bedrooms.

The estimated current market value of the property is £1,545,708 , which equates to approximately £320 per square foot. It was last sold on 12 Dec 2003 for £660,000. Since then, the value has increased by £885,708, representing a 134.2% increase, or approximately 6.1% per year.

The current estimated value of £1,545,708 is:

  • 10.6% higher than the average property price on Chestnut Avenue
  • 7.6% higher than the average in the WD3 4HA postcode area
  • and 97.0% higher than the average price for Rickmansworth as a whole

At the most recent EPC inspection on 15 April 2025, the property was recorded as owner-occupied.

View sold house prices in WD3 4HA

Building approximate location

About Property

Type
Detached House
Built
2012 onwards
Interior Size
4833 sq ft
Tenure
Freehold
Price (estimate)
£1,545,708
Price Per sq ft (estimate)
£320
Bedroom Count (estimate)
6 bedrooms

EPC Summary

21 Chestnut Avenue, Rickmansworth, Three Rivers, Hertfordshire, WD3 4HA has an Energy Performance Certificate (EPC) rating of B, based on the latest assessment carried out on 15 Apr 2025.

This property uses a gas boiler with both underfloor heating and radiators as its main heating source. It is connected to mains gas. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 9 Feb 2015. The rating of B is unchanged, though the energy efficiency score decreased by 4.7%.

Since the previous assessment, several changes were observed:

  • The heating system changed from boiler and radiators, mains gas to boiler and underfloor heating, mains gas, boiler and radiators, mains gas, with no change in energy efficiency (good).
  • The roof construction or insulation changed from average thermal transmittance 0.16 w/m-¦k to pitched, 300 mm loft insulation, improving energy efficiency from good to very good.
  • The wall construction or insulation changed from average thermal transmittance 0.21 w/m-¦k to cavity wall, as built, insulated (assumed), with no change in energy efficiency (very good).
  • The lighting was changed from low energy lighting in all fixed outlets to low energy lighting in 82% of fixed outlets, with no change in efficiency (very good).
Heating Type
Boiler and underfloor heating, mains gas, Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 300 mm loft insulation
Very Good
Walls
Cavity wall, as built, insulated (assumed)
Very Good
Windows
Fully double glazed
Good
Lighting
Low energy lighting in 82% of fixed outlets
Very Good

Compared to WD3 4HA

9 th / 23
Price Rank
8% higher than average
1 st / 15
Size Rank
104% bigger than average
15 th / 15
Price Per Sq FT Rank
47% lower than average

Compared to other properties in WD3 4HA , this house's estimated value ranks 9th out of 23. Based on price per square foot, it ranks 15th out of 15 properties. This indicates a lower price per square foot than most, suggesting good value for the space offered. In terms of size, this home ranks 1st out of 15 properties in its postcode area.

Sale History

Today
£1,545,708
streetscan.co.uk estimate
+134 %
12 Dec 2003
£660,000
Leasehold
+41.9 %
6 Jan 2000
£465,000
Leasehold

Area Insights

Nearby Properties

23 Chestnut Avenue, Rickmansworth, WD3 4HA
rooms: 7
size: 1776 sq ft
sale price: £1,090,000
sale date: 26 Aug 2016
25 Chestnut Avenue, Rickmansworth, WD3 4HA
rooms: 10
size: 2659 sq ft
sale price: £1,510,000
sale date: 12 Mar 2021
31 Chestnut Avenue, Rickmansworth, WD3 4HA
rooms: 8
size: 2713 sq ft
sale price: £1,710,000
sale date: 5 Nov 2021
33 Chestnut Avenue, Rickmansworth, WD3 4HA
rooms: 10
size: 2626 sq ft
sale price: £1,450,000
sale date: 30 Sep 2020
35 Chestnut Avenue, Rickmansworth, WD3 4HA
rooms: 7
size: 2239 sq ft
sale price: £1,470,000
sale date: 12 Feb 2021

Data Sources

The property at 21 Chestnut Avenue, Rickmansworth, WD3 4HA appears two times in the Land Registry records, with the latest transaction recorded on 12 Dec 2003. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 15 Apr 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.
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