18 Boleyn Close, Grange Park, Swindon, SN5 6JZ
About 18 Boleyn Close
18 Boleyn Close is a detached house in Grange Park, Swindon, Swindon (SN5 6JZ). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (January 2014) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected.
It hasn't traded since December 1995, a hold of 31 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £433,000 sits 336.3% above the 1995 sale of £99,250. On a £-per-square-foot basis, the last sale (£70/sq ft) was about 54.3% below the postcode norm. One planning record on file: an extension approved in 2016. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 18 Boleyn Close
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Jan 2024
EPC Rating
Planning history
18 Boleyn Close has an approved single-storey rear extension on the planning record.
- Mar 2016ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of a single storey rear extension.
- Agent
- A.D. Draughting
- Documents
- 9 docs on file
- Reference
- S/16/0130
What's in 18 Boleyn Close, Grange Park, Swindon, SN5 6JZ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
18 Boleyn Close's modelled value sits at over four times its earliest registered sale price (1995).
£433,000
Modelled from EPC, postcode comparables.
£99,250
Recorded with HM Land Registry.
Sales timeline
1 December 1995Most recent
£99,250
Median price across the last 5 sales in SN5 6JZ: £425,000 (2025–2023).
Nearby sales in SN5 6JZ
32 Boleyn Close, Grange Park, Swindon, SN5 6JZ
Sold Jun 2025
£425,0004 Boleyn Close, Grange Park, Swindon, SN5 6JZ
Sold May 2025
£351,0001 Boleyn Close, Grange Park, Swindon, SN5 6JZ
Sold Sept 2024
£510,00017 Boleyn Close, Grange Park, Swindon, SN5 6JZ
Sold Dec 2023
£390,00020 Boleyn Close, Grange Park, Swindon, SN5 6JZ
Sold Jul 2023
£530,000
Everything we know about 18 Boleyn Close, 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 Boleyn Close homes
On price per m², 18 Boleyn Close runs well behind the street norm.
Price per m²
£752
Street avg £2,464
Floor Area
132 m²
Street avg 120 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.8 t/year
Similar properties nearby
1 Audley Close, Grange Park
SN5 6BT
1 Eworth Close, Grange Park
SN5 6JG
1 Clinton Close, Grange Park
SN5 6BP
1 Darcey Close, Grange Park
SN5 6DZ
1 Eltham Close
SN5 6BF
1 Cleves Close, Grange Park
SN5 6JX
1 Conyers Close, Grange Park
SN5 6HL
1 Bonner Close, Grange Park
SN5 6HA
The neighbourhood at a glance
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
Sleaford Close — bus stop.
Closest school
0.2 km
Tregoze Primary School. 15 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
48.3dB

Night-time· 23:00 – 07:00
38.1dB