89a, Crown Street, Peterborough, PE1 3HX

89a is a one-bedroom mid-terrace house in Peterborough (PE1 3HX). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (March 2026) shows a C (score 73). The rating has held steady at C across 2 certificates since August 2012. Between certificates, roof efficiency dropped from Good to Average and lighting dropped from Very Good to Good. This certificate was lodged in the last six months, so the rating reflects current condition. At 45 m² this is the 7th smallest of 51 units on EPC record in the building, where floor areas span 20–170 m². The building's EPC ratings span F to B across 51 units on file.

At 45 m² it sits well below the postcode median (75 m² across 50 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £101,000 is 18.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 96.3% above the typical sold price in the postcode. Last sale on file: £85,000 in September 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.