30 Sullivan Road, Basingstoke, RG22 4DX

30 Sullivan Road is a two-bedroom semi-detached house in Basingstoke (RG22 4DX). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1967-1975 and council tax band B. At 62 m² this is the 8th smallest of 14 units on EPC record in the building, where floor areas span 32–65 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (39 versus a best of 76). The latest certificate (October 2018) shows an E (score 39), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since July 2015. Between certificates, lighting went from Very Poor to Very Good; while main heating dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last changed hands 11 years ago, in November 2015. Across the public record there are 6 sales, relatively high churn for a single property. Across 1999–2015, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £214,000 is 22.3% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 22.1% above the typical sold price in the postcode.