20 Button End, Harston, Cambridge, CB22 7NX

20 Button End is a three-bedroom semi-detached house in Harston, Cambridge, Cambridge (CB22 7NX). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2017) shows a C (score 76), near the top of the C band. When first surveyed in June 2015 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and lighting went from Good to Very Good. The recommended improvements would lift it to A (score 107), a 2-band jump.

Sold August 2022 for £435,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One planning record on file: an extension approved in 2023. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 70% of similar EPCs). Across 1999–2022, sale prices on this property compounded at 7% per year. On a £-per-square-foot basis, the last sale (£444/sq ft) was about 16.2% above the typical sold price in the postcode.