29 Margam Avenue, Southampton, SO19 2QL

29 Margam Avenue is a one-bedroom semi-detached house in Southampton (SO19 2QL). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1930-1949 and council tax band C. At 34 m² this is the smallest unit on EPC record across the building (34–118 m²). The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (72 versus a worst of 33). The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (July 2013) shows a C (score 72). When first surveyed in February 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good. The latest certificate is from July 2013, so improvements made since then won't be reflected.

At 34 m² it sits well below the postcode median (92 m² across 10 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2012, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £206,000 is 21.2% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 170.6% above the typical sold price in the postcode. Last sold in October 2012, so it's been off the market for around 14 years.