11a, First Floor Flat, Clarence Road, Norwich, NR1 1HH
About 11a
11a is a mid-terrace house in Norwich (NR1 1HH). It has a recorded floor area of 120 m² (around 1292 sq ft) and construction records dating it to 1900-1929. The latest certificate (September 2022) returns a high B (score 91), putting the home a stone's throw from an A rating. When first surveyed in June 2009 the rating was E, the property has climbed 3 bands since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Very Poor to Good and hot-water efficiency went from Average to Good. The recommended improvements would push it to A (score 95).
At 120 m² the property is well over the postcode median (41 m² across 38 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode.
Energy performance
11a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Hot water efficiency decreased
Low energy lighting percentage decreased
Heating controls changed
Wall insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Low energy lighting percentage decreased
More low energy lighting installed
Single glazing replaced with double or better glazing
Roof insulation improved
Solar PV panels (75 kWp) installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
11a 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
11a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£322,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NR1 1HH: £290,000 (2025–2023).
Versus other Clarence Road homes
11a outperforms the street on epc rating by a wide margin.
EPC Rating
91 (B)
Street avg 64 (D)
Floor Area
120 m²
Street avg 128 m²
CO₂ Emissions
1.6 t/year
Street avg 5.7 t/year
Habitable Rooms
6 rooms
Street avg 6 rooms
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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
0.5 km
Lionwood Infant and Nursery School. 28 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
52.5dB

Night-time· 23:00 – 07:00
43.4dB







