136a, Blackstock Road, Islington, London, N4 2DX

136a is a two-bedroom mid-terrace house in Islington, London, London (N4 2DX). It has a recorded floor area of 90 m² (around 969 sq ft) and construction records dating it to 1900-1929. The latest certificate (November 2018) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in January 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Very Poor to Good. The recommended improvements would push it to C (score 79). At 90 m² this is the 8th smallest of 10 units on EPC record in the building, where floor areas span 41–97 m². The building's EPC ratings span D to C, with this unit at the bottom. Period features are noted in the property record.

At 90 m² the property is well over the postcode median (52 m² across 15 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £644,000 is 22.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£542/sq ft) was about 77.2% above the typical sold price in the postcode. Sold March 2021 for £525,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.