Flat 3, 17 Campbell Road, Southsea, PO5 1RH

Flat 3 is a one-bedroom semi-detached house in Southsea (PO5 1RH). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1900-1929 and council tax band A. At 42 m² this is the smallest unit on EPC record across the building (42–66 m²). The building's EPC ratings span E to D, with this unit at the top. On EPC score it ranks first in the building (57 versus a worst of 41). The latest certificate (January 2021) shows a D (score 57), a step below the typical UK home. When first surveyed in September 2010 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Good and main heating went from Average to Good. The recommended improvements would push it to C (score 69).

Last sold in April 2018, so it's been off the market for around 8 years. Across the public record there are 4 sales, relatively high churn for a single property. Across 2003–2018, sale prices on this property compounded at 2.1% per year. Today's modelled estimate of £141,000 is 16.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£268/sq ft) was about 72.4% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 0 refused. At 42 m² it's 26.3% smaller than the typical home in the postcode (57 m² median across 25 EPCs).