3a, Mansfield Road, Poole, BH14 0DD

3a is a mid-terrace house in Poole (BH14 0DD). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2018) shows an E (score 48), well below the UK norm with real room to improve. When first surveyed in August 2010 the rating was G, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Very Poor to Good and main heating went from Very Poor to Average; while lighting dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on electricity. At 46 m² this is the 7th smallest of 27 units on EPC record in the building, where floor areas span 30–147 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (48 versus a best of 82).

At 46 m² it sits well below the postcode median (78 m² across 26 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold July 2021 for £120,000. 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. Across 2010–2021, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £137,000 is 14.2% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£242/sq ft) was about 20.4% above the typical sold price in the postcode. One planning record on file: an extension refused in 2014.