21a, Milton Street, Saltburn By The Sea, TS12 1DJ

21a is a mid-terrace house in Saltburn By The Sea (TS12 1DJ). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to before 1900 and council tax band A. At 91 m² this is the largest unit on EPC record across the building (71–91 m²). The building's EPC ratings span G to C across 7 units on file. The latest certificate (February 2019) shows a D (score 63), on the cusp of jumping into the C band.

Held since January 2004 — that's 22 years off the open market, well above the local norm. Today's modelled estimate of £153,000 sits 155% above the 2004 sale of £60,000. On a £-per-square-foot basis, the last sale (£61/sq ft) was about 70.8% below the postcode norm. At 91 m² it's 19.7% larger than the typical home in the postcode (76 m² median across 6 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs).