121, Dunn Side, CM1 1DL

121 Dunn Side is a 84 m² / 904 sq ft flat in Chelmsford. It sold for £312,000 in February 2026. Indexed forward to today's value, that sale is roughly £312k. Recent local prices imply a broad valuation context of £326k to £422k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Feb 2026 £312,000 2.1% -1.1%
Aug 2015 New build New £250,000 na na
Internal area
84 square metres (904 square feet) according to latest EPC inspection
Price per internal area

This property sold for £3,714 per square metre (£345 per square foot) in Feb 2026. Indexed forward to today's value, this is roughly £3,714 per square metre (£345 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Feb 2026 £312,000 £3,714 £312,000 £3,714
Aug 2015 £250,000 £2,976 £235,018 £2,798

Calculated using the latest EPC internal area of 84 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £312,000. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Chelmsford are now selling for between £3,880 and £5,020 per square metre (£360 and £466 per square foot). Based on an internal area of 84 m², this implies a valuation between £326,000 and £422,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
na
Type
Flat
Council tax band
na
EPC Inspections
Summary:
26 August 2025 - energy performance certificate grade B
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
2nd floor flat in an apartment block with 1 storeys , has 3 habitable rooms. Estimated year built 2012 to 2021
Area:
84 sqm (904 square foot) total internal area
Comments:
Walls: Cavity wall, as built, insulated (assumed). Roof: (another dwelling above). Heating: Boiler and radiators, mains gas.
Summary:
15 July 2015 - energy performance certificate grade B
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
New dwelling
Tenure:
Unknown
Property type:
None Estimated year built None to None
Area:
70 sqm (753 square foot) total internal area
Comments:
Roof: (other premises above). Heating: Boiler and radiators, mains gas.
Frequently asked questions

121 Dunn Side is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £312,000.
  • Based on an internal area of 84 m² and recent prices in Chelmsford, this implies a lower and upper quartile range from £326,000 to £422,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 121 Dunn Side last sold for £312,000 in February 2026.

HouseMetric shows 121 Dunn Side as 84 m² (904 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is B, from an inspection dated 26 August 2025. EPC information comes from the public Energy Performance Certificate data for England and Wales.

121 Dunn Side is in postcode CM1 1DL, in Chelmsford. You can also view HouseMetric's sold-price page for Dunn Side, CM1 1DL or analysis of the Chelmsford property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 2 July 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.