11a, Princess Street, Aberystwyth, SY23 1DX

11a is a mid-terrace house in Aberystwyth (SY23 1DX). It has a recorded floor area of 76 m² (around 818 sq ft) and construction records dating it to before 1900. At 76 m² this is the 20th smallest of 22 units on EPC record in the building, where floor areas span 20–141 m². The building's EPC ratings span G to B across 22 units on file. The latest certificate (June 2018) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77).

It hasn't traded since November 2003, a hold of 23 years that's notably long for the area. At 76 m² the property is well over the postcode median (50 m² across 21 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £225,000 is 22.3% above the 2003 sale price. On a £-per-square-foot basis, the last sale (£225/sq ft) was about 144.7% above the typical sold price in the postcode.