11 Aydon House, Farringdon, Sunderland, SR3 3HN

11 Aydon House is a mid-terrace house in Farringdon, Sunderland, Sunderland (SR3 3HN). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1950-1966 and council tax band A. At 63 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 62–70 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (62 versus a best of 81). The latest certificate (April 2013) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). The latest certificate is from April 2013, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2004–2025, sale prices on this property compounded at -2.2% per year. Today's modelled estimate of £106,000 sits 209.5% above the 2025 sale of £34,250. On a £-per-square-foot basis, the last sale (£51/sq ft) was about 23.3% below the postcode norm. Most recent transfer was March 2025 at £34,250 — fresh data. Across the public record there are 6 sales, relatively high churn for a single property.