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Get started12 Mortimer Terrace is a mid-terrace house in Holywell, Whitley Bay, Whitley Bay (NE25 0NB). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2016) shows an E (score 46), well below the UK norm with real room to improve. Earlier certificates rated it D (February 2015); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Average to Very Good; while wall efficiency dropped from Poor to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump. The latest certificate is from April 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 5.6% per year against 0% for the wider region. Today's modelled estimate of £143,000 is 39.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 18% below the postcode norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 10 years since the last transfer (January 2016).
12 Mortimer Terrace sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 27 Apr 2026
Sale price has at least doubled since 1998.
£143,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 17 years.
£102,500
Growth on file: 5.6% per year over 17 years.
Years Held for 12 Mortimer Terrace runs comfortably ahead of the street norm.
Price per m²
£1,367
Street avg £1,893
Floor Area
75 m²
Street avg 79 m²
Habitable Rooms
3 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
48.0dB

Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
29 January 2016Most recent
£102,500
+156.3%over 17 years2 October 1998
£40,000
Median price across the last 5 sales in NE25 0NB: £160,000 (2023–2020).
14 Mortimer Terrace Holywell Whitley Bay
Sold Nov 2023
8 Mortimer Terrace Holywell Whitley Bay
Sold Nov 2022
13 Mortimer Terrace Holywell Whitley Bay
Sold Oct 2022
5 Mortimer Terrace Holywell Whitley Bay
Sold Apr 2021
7 Mortimer Terrace Holywell Whitley Bay
Sold Sept 2018
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 3.8 t/year
Wylam Avenue — bus stop.
Closest school
0.3 km
Holywell Village First School. 12 schools nearby.
Night-time· 23:00 – 07:00
39.8dB
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