Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get startedBlack Grupp is a four-bedroom detached house in Bunwell, Norwich, Norwich (NR16 1RZ). It has a recorded floor area of 270 m² (around 2906 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (February 2022) shows a C (score 75), near the top of the C band. When first surveyed in September 2020 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good and main heating went from Average to Very Good; while wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 83). Main heating runs on electricity. Other recorded features include notable views. Period features are noted in the property record.
Sale prices here have outpaced Norwich HPI: 3.9% per year against 0% for the wider region. Today's modelled estimate of £755,000 is 21.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£213/sq ft) was about 53.1% above the typical sold price in the postcode. At 270 m² the property is well over the postcode median (102 m² across 22 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Most recent transfer: April 2021 at £620,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Latest sale on Black Grupp was the highest on Land Registry record across the postcode.
£755,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 18 years.
£620,000
Growth on file: 3.9% per year over 18 years.
Black Grupp outperforms the street on floor area by a wide margin.
Price per m²
£2,296
Street avg £2,257
Floor Area
270 m²
Street avg 110 m²
Habitable Rooms
7 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
0.9 km

Daytime· 07:00 – 23:00
43.6dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
16 April 2021Most recent
£620,000
+100.0%over 18 years10 January 2003
£310,000
Median price across the last 5 sales in NR16 1RZ: £480,000 (2025–2021).
Wishwood Bunwell Hill Bunwell Norwich
Sold Jun 2025
The Hill House Bunwell Hill Bunwell Norwich
Sold Sept 2021
Nut Tree Cottage Bunwell Hill Bunwell Norwich
Sold Sept 2021
Elderberry Cottage Bunwell Hill Bunwell Norwich
Sold Jun 2021
Saffron Cottage Bunwell Hill Bunwell Norwich
Sold Apr 2021
Street avg 5 rooms
CO₂ Emissions
5.0 t/year
Street avg 6.4 t/year
NR16 1BT
Bunwell Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
36.5dB
Find out what your property is worth with a free valuation from a top-rated local estate agent.
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell