15 Holt House Lane is a detached house in King's Lynn (PE32 1EL). It has a recorded floor area of 177 m² (around 1905 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2017) shows a C (score 75), near the top of the C band. When first surveyed in June 2013 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Good to Very Good, roof efficiency went from Very Poor to Very Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 82). Main heating runs on oil.
Sale prices here have outpaced England HPI: 32.6% per year against 0% for the wider region. Today's modelled estimate of £742,000 is 31.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£297/sq ft) was about 108.4% above the typical sold price in the postcode. At 177 m² the property is well over the postcode median (132 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). 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. Most recent transfer: August 2019 at £565,000.
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Extension: Side of property
Two Storey side extension including new double garage and relocation of existing car port
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.
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Sale price has at least doubled since 2015.
£742,000
Modelled from EPC, postcode comparables and a sale-price growth of 32.6% per year over 4 years.
£565,000
Growth on file: 32.6% per year over 4 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
15 Holt House Lane outperforms the street on price per m² by a wide margin.
Price per m²
£3,192
Street avg £2,200
Floor Area
177 m²
Street avg 169 m²
Habitable Rooms
8 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Closest school
1.7 km

Daytime· 07:00 – 23:00
42.0dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Wall insulation improved
Roof insulation improved
Floor insulation added or improved
2/TPO/00426: T1 - Sycamore - remove overhanging branch from adjacent woods T2 - Multi stem Sycamore - Deadwood / Crownclean
16 August 2019Most recent
£565,000
-0.9%over 2 years4 August 2017
£570,000
+185.0%over 1 year11 December 2015
£200,000
Median price across the last 5 sales in PE32 1EL: £485,000 (2024–2017).

Street avg 7 rooms
CO₂ Emissions
5.1 t/year
Street avg 8.3 t/year
Ashwicken Church of England Voluntary Aided Primary School. 1 school nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
35.5dB