1 Mill Street, Luton, LU1 2NA

1 Mill Street is a mid-terrace house in Luton (LU1 2NA). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to 1991-1995. The latest certificate (May 2024) shows a D (score 58), a step below the typical UK home. Earlier certificates rated it C (June 2009); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 76). Main heating runs on electricity. At 51 m² this is the 43rd smallest of 68 units on EPC record in the building, where floor areas span 22–75 m². The building's EPC ratings span E to B across 68 units on file.

Across 2023–2025, sale prices on this property compounded at 9.6% per year. Today's modelled estimate of £151,000 is 95.2% below the 2025 sale of £3,120,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£5,683/sq ft) was about 2755.1% above the typical sold price in the postcode. Most recent transfer was November 2025 at £3,120,000 — fresh data. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved.