Atlantic House, Flat 1, Harsfold Close, Rustington, Littlehampton, BN16 2QL

Atlantic House is a two-bedroom semi-detached house in Rustington, Littlehampton, Littlehampton (BN16 2QL). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 2003-2006 and council tax band D. At 36 m² this is the smallest unit on EPC record across Atlantic House (36–100 m²). The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (February 2019) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2009. Between certificates, hot-water efficiency dropped from Good to Very Poor and lighting dropped from Average to Very Poor. The recommended improvements would push it to C (score 79). Main heating runs on electricity.

At 36 m² it sits well below the postcode median (77 m² across 17 EPCs), making it one of the more compact homes locally. Across 2007–2015, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £284,000 is 32.1% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£555/sq ft) was about 92% above the typical sold price in the postcode. On the market in November 2015 and unlisted since — roughly 11 years.