20a, Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
About 20a
20a is a detached house in King's Lynn (PE34 4QS). It has a recorded floor area of 110 m² (around 1184 sq ft) and construction records dating it to 2021. The latest certificate (November 2021) returns a high B (score 86), putting the home a stone's throw from an A rating. The recommended improvements would push it to A (score 114). Main heating runs on electricity: electricity, unspecified tariff.
At 110 m² it's 20.9% larger than the typical home in the postcode (91 m² median across 12 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 2021–2022, sale prices on this property compounded at 278.6% per year. On a £-per-square-foot basis, the last sale (£224/sq ft) was about 71.1% above the typical sold price in the postcode. Most recent transfer: January 2022 at £265,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2021.
Know exactly what you're buying at 20a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
20a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Planning history
- Dec 2021New BuildConditionsIn report
DISCHARGE OF CONDITIONS 2. 3, 4 & 5: Detached two storey dwelling with garage
- Reference
- 19/00619/DISC_B
We flagged 3 things worth checking at 20a
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
- Recent ownership pattern worth a look
- Environmental risk flagged
30-day money-back guarantee
Sales history & valuation
Latest sale on 20a was the highest on Land Registry record across the postcode.
£284,000
Modelled from EPC, postcode comparables and a sale-price growth of 278.6% per year over 1 year.
£265,000
Growth on file: 278.6% per year over 1 year.
Sales timeline
14 January 2022Most recent
£265,000
+278.6%over 8 months11 May 2021
£70,000
Median price across the last 5 sales in PE34 4QS: £173,000 (2024–2016).
Nearby sales in PE34 4QS
22 Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
Sold Apr 2024
£210,00024 Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
Sold Feb 2021
£135,00020 Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
Sold Sept 2019
£173,00028 Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
Sold Jul 2016
£171,00026 Westfields, Tilney St Lawrence, King's Lynn, PE34 4QS
Sold Jul 2014
£130,000
Everything we know about 20a, 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
- Recent ownership pattern worth a look
- Environmental risk flagged

Versus other Westfields homes
On price per m², 20a stands well clear of the street.
Price per m²
£2,409
Street avg £1,593
Floor Area
110 m²
Street avg 94 m²
CO₂ Emissions
1.5 t/year
Street avg 5.7 t/year
Years Held
4 years
Street avg 9 years
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Closest school
0.4 km
Terrington St John Primary School. 3 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
45.6dB

Night-time· 23:00 – 07:00
36.6dB