20 Princes Street, Ipswich, IP1 1QT

20 Princes Street is a one-bedroom semi-detached house in Ipswich (IP1 1QT). It has a recorded floor area of 70 m² (around 753 sq ft) and construction records dating it to 2021. The latest certificate (September 2021) shows an F (score 36), near the bottom of the EPC scale. Earlier certificates rated it D (August 2021); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Very Good to Poor and window efficiency dropped from Very Good to Good. The recommended improvements would lift it to C (score 78), a 3-band jump. Main heating runs on electricity. At 70 m² this is the 4th smallest of 8 units on EPC record in the building, where floor areas span 61–75 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (36 versus a best of 77).

Today's modelled estimate of £139,000 is 30.5% below the 2015 sale of £200,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£265/sq ft) was about 100.7% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Last changed hands 11 years ago, in April 2015. 3 planning records sit against the property, 0 approved, 0 refused.