35 Southend Avenue, Darlington, DL3 7HT

35 Southend Avenue is a five-bedroom mid-terrace house in Darlington (DL3 7HT). It has a recorded floor area of 202 m² (around 2174 sq ft) and construction records dating it to 1900-1929. The latest certificate (December 2015) shows a G (score 16), near the bottom of the EPC scale. Earlier certificates rated it E (March 2011); the latest reading is 2 bands lower. Between certificates, window efficiency went from Very Poor to Poor; while wall efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 70), a 4-band jump. Main heating runs on electricity. The latest certificate is from December 2015, so improvements made since then won't be reflected.

At 202 m² the property is well over the postcode median (132 m² across 6 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £353,000 is 44.1% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£113/sq ft) was about 24.4% below the postcode norm. Last changed hands 11 years ago, in August 2015.