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7 planning records
About 23 St Martins
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
23 St Martins is a mid-terrace house in Marlborough (SN8 1AR). It has a recorded floor area of 292 m² (around 3143 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (November 2023) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump.
At 292 m² the property is well over the postcode median (75 m² across 17 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). Today's modelled estimate of £720,000 sits 54.8% above the 2021 sale of £465,000. On a £-per-square-foot basis, the last sale (£148/sq ft) was about 48.4% below the postcode norm. 7 planning records sit against the property, 7 approved, 0 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Most recent transfer: March 2021 at £465,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
23 St Martins's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
A
B
C
D
E
E46
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
16.0 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against 23 St Martins, Marlborough, SN8 1AR, sourced from the PlanIt planning register.
23 St Martins has been through 7 approved planning applications — a well-evolved property.
- Jan 2026ConditionsApprove
Discharge of condition 3 (Joinery) of planning application PL/2021/06093 Various works, including: Removal of 20th century porch to reveal Doric columned porch; Internal alterations to main building; removal of 1 redundant chimney stack; demolish remains
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Current estimate
See how we calculated this£720,000
Modelled from EPC, postcode comparables.
Last sold (2021)
£465,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of 23 St Martins, Marlborough, SN8 1AR
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other St Martins homes
Four headline reads against 15 similar houses on this street, drawn from the latest EPC and Land Registry data.
23 St Martins outperforms the street on habitable rooms by a wide margin.
Price per m²
£1,592
Street avg £3,849
Floor Area
292 m²
Street avg 118 m²
Habitable Rooms
11 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Marlborough district page.
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
0.0 km
Road noise across the postcode
Modelled day and night-time noise levels around SN8 1AR from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
48.6dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 33 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 23 St Martins, Marlborough, SN8 1AR. Each answer is also embedded as structured data for search engines.