29 High Street, Great Billing, Northampton, NN3 9DT

29 High Street is a seven-bedroom detached house in Great Billing, Northampton, Northampton (NN3 9DT). It has a recorded floor area of 259 m² (around 2791 sq ft), construction records dating it to before 1900 and council tax band G. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Other recorded features include a basement. The latest certificate (October 2008) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would push it to E (score 54). The latest certificate is from October 2008, so improvements made since then won't be reflected.

At 259 m² the property is well over the postcode median (156 m² across 14 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. 7 bedrooms is on the larger side for this postcode, where 4 is the typical count. Across 2007–2025, sale prices on this property compounded at -20.8% per year. Today's modelled estimate of £1,113,000 sits 7320% above the 2025 sale of £15,000. On a £-per-square-foot basis, the last sale (£5/sq ft) was about 97.3% below the postcode norm. A recent sale: £15,000 in September 2025. Across the public record there are 4 sales, relatively high churn for a single property. 13 planning records sit against the property, 11 approved, 0 refused. Past consents include tree works, solar panel installation, new windows and partial demolition, meaningful when judging how the property has evolved.