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Get started2 Grebe Island is a detached house in Horning, Norwich, Norwich (NR12 8PF). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (July 2021) shows an E (score 41), well below the UK norm with real room to improve. When first surveyed in August 2011 the rating was G, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Good to Very Good and lighting went from Good to Very Good; while window efficiency dropped from Good to Average. Main heating runs on bottled lpg.
Held since February 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £309,000 sits 354.4% above the 2000 sale of £68,000. On a £-per-square-foot basis, the last sale (£66/sq ft) was about 73.4% below the postcode norm. 15 planning records sit against the property, 9 approved, 5 refused.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Details of: Conditions 3: Pollution Incident Response Plan of permission BA/2024/0146/HOUSEH.
2 Grebe Island's modelled value sits at over four times its earliest registered sale price (2000).
£309,000
Modelled from EPC, postcode comparables.
£68,000
Recorded with HM Land Registry.
2 Grebe Island is notably below the street on price per m².
Price per m²
£716
Street avg £4,782
Floor Area
95 m²
Street avg 116 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Closest school
0.7 km

Daytime· 07:00 – 23:00
43.6dB

Changes detected from historical EPC data
Wall insulation improved
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Replace 50m of timber quay heading with plastic piling and timber board and cap, and raise by 30cm to match existing quay heading of neighbouring property. Replace existing boardwalk.
13 more applications for this property
Join to see all planning history.
24 February 2000Most recent
£68,000
Median price across the last 5 sales in NR12 8PF: £400,000 (2025–2023).
CO₂ Emissions
3.3 t/year
Street avg 5.3 t/year
NR12 8RG
Horning Community Primary School. 1 school nearby.
Flood risk
High
From the Environment Agency.
Night-time· 23:00 – 07:00
36.6dB
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