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Get started42 Blyth Street is a three-bedroom semi-detached house in Seaton Delaval, Whitley Bay, Whitley Bay (NE25 0DY). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (April 2021) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump.
Sale prices here have outpaced England HPI: 7.4% per year against 0% for the wider region. Today's modelled estimate of £184,000 is 22.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 128.6% above the typical sold price in the postcode. One planning record on file: an extension approved in 2003. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £149,950 in August 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
42 Blyth Street has an approved extension on the planning record.
Kitchen extension
42 Blyth Street has more than quadrupled in price since its earliest registered sale in 2001.
£184,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 20 years.
£149,950
Growth on file: 7.4% per year over 20 years.
Price per m² for 42 Blyth Street runs comfortably ahead of the street norm.
Price per m²
£1,922
Street avg £1,014
Floor Area
78 m²
Street avg 98 m²
Habitable Rooms
5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Avenue Head — bus stop.

Daytime· 07:00 – 23:00
51.7dB

12 August 2021Most recent
£149,950
+316.5%over 20 years20 July 2001
£36,000
Median price across the last 5 sales in NE25 0DY: £85,000 (2025–2023).
63 Blyth Street Seaton Delaval Whitley Bay
Sold Oct 2025
61 Blyth Street Seaton Delaval Whitley Bay
Sold Jan 2025
57 Blyth Street Seaton Delaval Whitley Bay
Sold Oct 2024
26 Blyth Street Seaton Delaval Whitley Bay
Sold Sept 2024
2 Blyth Street Seaton Delaval Whitley Bay
Sold Nov 2023
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.5 t/year
NE25 0TS
Closest school
0.2 km
Seaton Valley High School. 6 schools nearby.
Night-time· 23:00 – 07:00
42.2dB
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