Sewell Cottage, Otterspool Lane, Watford, WD25 8AX

Sewell Cottage is a three-bedroom mid-terrace house in Watford (WD25 8AX). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to 1996-2002 and council tax band F. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The latest certificate (April 2012) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 87), a 2-band jump. Main heating runs on electricity. The latest certificate is from April 2012, so improvements made since then won't be reflected.

Across 1996–2013, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £553,000 sits 51.5% above the 2013 sale of £365,000. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 47.2% above the typical sold price in the postcode. On the market in January 2013 and unlisted since — roughly 13 years. Across the public record there are 5 sales, relatively high churn for a single property.