Aviary Cottage, Main Street, NN13 5JU

Aviary Cottage Main Street is a 98 m² / 1,055 sq ft detached home in Helmdon. It sold for £260,000 in February 2026. Indexed forward to today's value, that sale is roughly £264k. Recent local prices imply a broad valuation context of £330k to £448k based on its internal area. The Land Registry and EPC data was last updated 8 October 2026.

Property data
Sale history
£260,000 on Feb 2026
Internal area
98 square metres (1,055 square feet) according to latest EPC inspection
Price per internal area

This property sold for £2,653 per square metre (£246 per square foot) in Feb 2026. Indexed forward to today's value, this is roughly £2,690 per square metre (£250 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Feb 2026 £260,000 £2,653 £263,662 £2,690

Calculated using the latest EPC internal area of 98 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 £263,662. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Helmdon are now selling for between £3,370 and £4,570 per square metre (£313 and £424 per square foot). Based on an internal area of 98 m², this implies a valuation between £330,000 and £448,000. 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
3
Type
Detached
Council tax band
D
Plot size
508 square metres (5,468 square feet) - map showing freehold boundary lines
Planning applications
Planning ref:
June 2014 14/01083/APP
Type:
Full and householder planning application
Status:
Application approved
Address:
Aviary Cottage Main Street Turweston Buckinghamshire
Description:
Demolition of existing detached single garage and erection of new detached garage.
EPC Inspections
Summary:
04 August 2022 - energy performance certificate grade F
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
End-Terrace House , has 5 habitable rooms. Estimated year built before 1900
Area:
98 sqm (1,055 square foot) total internal area
Comments:
Walls: Sandstone or limestone, as built, no insulation (assumed). Roof: Pitched, 50 mm loft insulation. Heating: Electric storage heaters.
Frequently asked questions

Aviary Cottage Main Street 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 £263,662.
  • Based on an internal area of 98 m² and recent prices in Helmdon, this implies a lower and upper quartile range from £330,000 to £448,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, Aviary Cottage Main Street last sold for £260,000 in February 2026.

HouseMetric shows Aviary Cottage Main Street as 98 m² (1,055 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 3 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is F, from an inspection dated 04 August 2022. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, Aviary Cottage Main Street was in council tax band D. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

Aviary Cottage Main Street is in postcode NN13 5JU, in Helmdon. You can also view HouseMetric's sold-price page for Main Street, NN13 5JU or analysis of the Helmdon property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 8 October 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.