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21a, High Green, Great Ayton, Middlesbrough, TS9 6BJ

3 planning records
Property type
Detached
Bedrooms
4
Floor area
157 m²
1690 sq ft
Energy rating
C
Score 70
Council tax
Band E
Tenure
Owner Occupied
Overview

About 21a

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

21a is a four-bedroom detached house in Great Ayton, Middlesbrough, Middlesbrough (TS9 6BJ). It has a recorded floor area of 157 m² (around 1690 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (November 2016) shows a C (score 70). When first surveyed in March 2012 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good; while lighting dropped from Good to Average.

At 157 m² the property is well over the postcode median (85 m² across 10 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £439,000 sits 51.4% above the 2015 sale of £290,000. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and tree works, meaningful when judging how the property has evolved. Last changed hands 11 years ago, in March 2015.

Before you offer

Know exactly what you're buying at 21a

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

Already flagged here

Larger development activity nearby
£14.99
Trusted by UK homebuyers

Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms4
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

21a ranks among the most efficient homes in the postcode for energy use.

Current Certificate(1 of 3)
Nov 2016

EPC Rating

A
B
C
C70
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
5.9 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Nov 2016from Mar 2012
EPC improved fromE41toD57
Heating System
Warm AirGas Boiler

Heating system upgraded to a more efficient system

Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Hot Water
ImmersionMain System

Hot water system upgraded

Wall Insulation
UninsulatedInsulated Cavity

Cavity wall insulation installed

Nov 2016from Nov 2016
EPC improved fromD57toC70
Planning

Planning history

Applications and permits filed against 21a, High Green, Great Ayton, Middlesbrough, TS9 6BJ, sourced from the PlanIt planning register.
  1. Jun 2021
    ExtensionFull
    In report

    Extension: Rear of property

    Installation of first floor balcony (approx 7m2) to rear of property. Balcony to be built into existing low-pitch roof with no overhang. Balcony access to be from existing dormer bedroom.

    Documents
    8 docs on file
    Reference
    21/01176/FUL
    View planning record
  2. Apr 2006
    Tree WorksTrees
    In report

    Proposed works to two willow trees

    Documents
    1 doc on file
    Reference
    06/00526/CAT
    View planning record
Before you offer

We flagged 1 thing worth checking at 21a

Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.

  • Larger development activity nearby
£14.99

30-day money-back guarantee

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

21a valuation sits well clear of the typical sold price in this postcode.

Current estimate

£439,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2015)

£290,000

Recorded with HM Land Registry.

Sales timeline

  1. 11 March 2015Most recent

    £290,000

Median price across the last 5 sales in TS9 6BJ: £480,000 (2025–2015).

Before you offer

Everything we know about 21a, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Larger development activity nearby
£14.99
Trusted by UK homebuyers
Preview of the full property report
On the street

Versus other High Green homes

Four headline reads against 8 similar houses on this street, drawn from the latest EPC and Land Registry data.

On epc rating, 21a stands well clear of the street.

Price per m²

£1,847

Street avg £2,857

Below

Floor Area

157 m²

Street avg 110 m²

Strongly above

Habitable Rooms

6 rooms

Street avg 6 rooms

On par

CO₂ Emissions

5.9 t/year

Street avg 5.2 t/year

On par
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£446k

1 Byemoor Avenue, Great Ayton

TS9 6JP

4 bed
£407k

1 Farm Garth, Great Ayton

TS9 6ET

4 bed2 bath
£300k

1 Angrove Drive, Great Ayton

TS9 6LG

3 bed
£254k

1 Greenacre Close, Great Ayton

TS9 6PG

3 bed2 bath
£215k

1 Bridge Street Mews, Great Ayton

TS9 6NY

3 bed3 bath
£203k

1 Battersby Junction, Battersby

TS9 6LS

3 bed

1 California Grove, Great Ayton

TS9 6RW

4 bed
£220k

1 Firbank House, School Lane, Great Ayton

TS9 6SF

2 bed1 bath
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Middlesbrough district page.
Full Middlesbrough report

Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.

Crime

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Great Ayton Green — bus stop.

Closest school

0.6 km

Marwood Church of England Voluntary Controlled Infant School, Great Ayton. 2 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around TS9 6BJ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for TS9 6BJ

Daytime· 07:00 – 23:00

48.2dB

Low
Night-time road noise heatmap for TS9 6BJ

Night-time· 23:00 – 07:00

38.2dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 21a, High Green, Great Ayton, Middlesbrough, TS9 6BJ. Each answer is also embedded as structured data for search engines.