Sunnyside, Oakdene Avenue, Darlington, DL3 7HR

Sunnyside is a four-bedroom semi-detached house in Darlington (DL3 7HR). It has a recorded floor area of 236 m² (around 2540 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (July 2012) shows an F (score 32), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 73), a 3-band jump. The latest certificate is from July 2012, so improvements made since then won't be reflected. Period features are noted in the property record.

At 236 m² the property is well over the postcode median (105 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. 9 planning records sit against the property, 4 approved, 2 refused. Past consents include tree works, a basement excavation and an extension, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. Last sold in December 2016, so it's been off the market for around 9 years. Across the public record there are 4 sales, relatively high churn for a single property. Across 1995–2016, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £663,000 is 25% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£209/sq ft) was about 50.4% above the typical sold price in the postcode.