Hardwick House, Flat 21, King Street, Norwich, NR1 1DB
About Hardwick House
Hardwick House is a mid-terrace house in Norwich (NR1 1DB). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (December 2020) shows an E (score 39), well below the UK norm with real room to improve. Earlier certificates rated it D (November 2009); the latest reading is one band lower. Between certificates, roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to D (score 64). Main heating runs on electricity. At 44 m² this is the 4th smallest of 22 units on EPC record in Hardwick House, where floor areas span 23–276 m². The building's EPC ratings span G to C across 22 units on file.
Across 2007–2020, sale prices on this property compounded at -4.5% per year. Today's modelled estimate of £132,000 is 46.7% above the 2020 sale price. Most recent transfer: April 2020 at £90,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation improved
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Hardwick House has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Hardwick House's sale-price growth has lagged the wider UK trajectory across its history on file.
£132,000
Modelled from EPC, postcode comparables and a sale-price growth of -4.5% per year over 13 years.
£90,000
Growth on file: -4.5% per year over 13 years.
Sales timeline
21 April 2020Most recent
£90,000
-43.8%over 12 years11 September 2007
£160,000
Median price across the last 5 sales in NR1 1DB: £105,000 (2025–2024).
Nearby sales in NR1 1DB
Hardwick House, Flat 9, King Street, Norwich, NR1 1DB
Sold Sept 2025
£105,000Hardwick House, Flat 15, King Street, Norwich, NR1 1DB
Sold May 2025
£175,000Hardwick House, Flat 4, King Street, Norwich, NR1 1DB
Sold Apr 2025
£128,000Hardwick House, Flat 1, King Street, Norwich, NR1 1DB
Sold Nov 2024
£100,000Hardwick House, Flat 12, King Street, Norwich, NR1 1DB
Sold Sept 2024
£105,000
Versus other King Street homes
On epc rating, Hardwick House runs well behind the street norm.
Price per m²
£2,045
Street avg £2,277
Floor Area
44 m²
Street avg 69 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.7 t/year
Similar properties nearby
7 13, Flat D, Rose Lane
NR1 1PL
33c, Flat 2, Thorpe Road
NR1 1UH
33b, First Rear Flat, Thorpe Road
NR1 1UH
33b, Top Flat, Thorpe Road
NR1 1UH
7 13, Flat A, Rose Lane
NR1 1PL
7 13, Flat C, Rose Lane
NR1 1PL
35a, Flat 2, Thorpe Road
NR1 1UH
35a, Flat 3, Thorpe Road
NR1 1UH
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.6 km
Norwich Rail Station — railway station.
Closest school
0.3 km
Charles Darwin Primary School. 33 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.6dB

Night-time· 23:00 – 07:00
41.9dB







