18 Botha Close, Upper Cambourne, Cambridge, CB23 6HZ

18 Botha Close is a semi-detached house in Upper Cambourne, Cambridge, Cambridge (CB23 6HZ). It has a recorded floor area of 60 m² (around 646 sq ft) and construction records dating it to 2012-2021. The latest certificate (November 2025) shows a C (score 75), near the top of the C band. Earlier certificates rated it B (November 2014); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 81). This certificate was lodged in the last six months, so the rating reflects current condition.

At 60 m² it's 29.4% smaller than the typical home in the postcode (85 m² median across 13 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). Across 2014–2022, sale prices on this property compounded at 3.4% per year. On a £-per-square-foot basis, the last sale (£426/sq ft) was about 50.2% above the typical sold price in the postcode. Last sale on file: £275,000 in February 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.