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Get started18a, High Street, Hemel Hempstead, HP1 3AE
2 planning records
About 18a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
18a is a mid-terrace house in Hemel Hempstead (HP1 3AE). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2019) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2008. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 71), a 2-band jump. At 59 m² this is the 5th smallest of 8 units on EPC record in the building, where floor areas span 29–178 m². The building's EPC ratings span F to C across 8 units on file.
Untraded for 30 years, with the last transfer in March 1996. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 59 m² the property is well over the postcode median (41 m² across 7 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £295,000 sits 210.5% above the 1996 sale of £95,000. On a £-per-square-foot basis, the last sale (£150/sq ft) was about 61.1% below the postcode norm. 2 planning records sit against the property, 0 approved, 0 refused.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Recommended upgrades on file would lift this property by multiple EPC bands.
Current Certificate(1 of 2)
Aug 2019
EPC Rating
A
B
C
D
E
E53
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
4.2 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against 18a, High Street, Hemel Hempstead, HP1 3AE, sourced from the PlanIt planning register.
- Mar 2026HeritagePending
Conversion of Part shop to Bedsitter with Bathroom & WC
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
18a's estimated value is more than triple its earliest registered sale price (1996).
Current estimate
See how we calculated this£295,000
Modelled from EPC, postcode comparables.
Last sold (1996)
£95,000
Recorded with HM Land Registry.
Sales timeline
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The complete analysis of 18a, High Street, Hemel Hempstead, HP1 3AE
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other High Street homes
Four headline reads against 4 similar flats on this street, drawn from the latest EPC and Land Registry data.
18a outperforms the street on years held by a wide margin.
Price per m²
£1,610
Street avg £3,864
Floor Area
59 m²
Street avg 48 m²
Habitable Rooms
3 rooms
Street avg 3 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 Hemel Hempstead district page.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Fensomes Alley — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HP1 3AE from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
53.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 64 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 18a, High Street, Hemel Hempstead, HP1 3AE. Each answer is also embedded as structured data for search engines.