21 Hartley Avenue, Whitley Bay, NE26 3NS
About 21 Hartley Avenue
21 Hartley Avenue is a semi-detached house in Whitley Bay (NE26 3NS). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (December 2024) shows a C (score 70). The rating has held steady at C across 2 certificates since February 2013. Between certificates, wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84).
Held since July 2001 — that's 25 years off the open market, well above the local norm. Today's modelled estimate of £356,000 sits 345% above the 2001 sale of £80,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 69.1% below the postcode norm.
Know exactly what you're buying at 21 Hartley Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
21 Hartley Avenue has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
21 Hartley Avenue's modelled value sits at over four times its earliest registered sale price (2001).
£356,000
Modelled from EPC, postcode comparables.
£80,000
Recorded with HM Land Registry.
Sales timeline
10 July 2001Most recent
£80,000
Median price across the last 5 sales in NE26 3NS: £575,000 (2025–2023).
Nearby sales in NE26 3NS
3 Hartley Avenue, Whitley Bay, NE26 3NS
Sold Jul 2025
£590,00067 Hartley Avenue, Whitley Bay, NE26 3NS
Sold Jan 2025
£599,00057 Hartley Avenue, Whitley Bay, NE26 3NS
Sold Nov 2024
£517,50055 Hartley Avenue, Whitley Bay, NE26 3NS
Sold Jul 2024
£447,60061 Hartley Avenue, Whitley Bay, NE26 3NS
Sold Sept 2023
£575,000
Everything we know about 21 Hartley Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Hartley Avenue homes
Price per m² for 21 Hartley Avenue lags the street by a wide margin.
Price per m²
£833
Street avg £3,226
Floor Area
96 m²
Street avg 120 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.7 t/year
Street avg 5.2 t/year
Similar properties nearby
1 Gladstone Avenue
NE26 3BE
1 Freeman Way
NE26 3JQ
1 Alnwick Avenue
NE26 3PT
1 Kew Gardens
NE26 3LY
1 Claremont Gardens
NE26 3SE
1 Balmoral Gardens
NE26 3LU
1 Marlborough Cottages, Holywell Avenue
NE26 3AH
1 Kings Road
NE26 3BD
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Front Street - Coronation crescent — bus stop.
Closest school
0.5 km
Whitley Bay High School. 23 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.6dB

Night-time· 23:00 – 07:00
39.5dB