103 Kings Tower, Marconi Plaza, Chelmsford, CM1 1GS

103 Kings Tower is a three-bedroom mid-terrace house in Chelmsford (CM1 1GS). It has a recorded floor area of 202 m² (around 2176 sq ft), construction records dating it to 2003-2006 and council tax band F. At 202 m² this is the largest unit on EPC record across the building (36–202 m²). The building's EPC ratings span D to B, with this unit at the bottom. The latest certificate (March 2012) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2008. Between certificates, lighting went from Average to Very Good; while hot-water efficiency dropped from Poor to Very Poor. Main heating runs on electricity. The latest certificate is from March 2012, so improvements made since then won't be reflected.

Across 2008–2017, sale prices on this property compounded at 11.5% per year. Today's modelled estimate of £448,000 is 24.7% below the 2017 sale of £595,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£273/sq ft) was about 18.7% below the postcode norm. At 202 m² the property is well over the postcode median (66 m² across 69 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. Last sold in August 2017, so it's been off the market for around 9 years.