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Get started20 Iona Avenue is a four-bedroom detached house in Exmouth (EX8 3JQ). It has a recorded floor area of 179 m² (around 1927 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (June 2019) shows a C (score 76), near the top of the C band. When first surveyed in November 2017 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 83).
Sale prices here have outpaced England HPI: 12.2% per year against 0% for the wider region. Today's modelled estimate of £659,000 is 11.5% below the 2025 sale of £745,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£387/sq ft) was about 56.4% above the typical sold price in the postcode. At 179 m² the property is well over the postcode median (126 m² across 13 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs). A recent sale: £745,000 in May 2025. One planning record on file: an extension approved in 2018. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved.
Extension: Rear of property
Single Storey Rear Extension, and 2 storey extension to front and rear, including loft conversion.
Latest sale on 20 Iona Avenue was the highest on Land Registry record across the postcode.
£659,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.2% per year over 7 years.
£745,000
Growth on file: 12.2% per year over 7 years.
On years held, 20 Iona Avenue runs well behind the street norm.
Price per m²
£4,162
Street avg £3,398
Floor Area
179 m²
Street avg 123 m²
Habitable Rooms
6 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.
Nearest stop
0.1 km
Halsdown House — bus stop.

Daytime· 07:00 – 23:00
47.7dB

Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Loft insulation upgraded to recommended levels
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 May 2025Most recent
£745,000
+35.5%over 5 years29 November 2019
£550,000
+69.2%over 1 year5 February 2018
£325,000
Median price across the last 5 sales in EX8 3JQ: £485,000 (2025–2021).
Street avg 6 rooms
CO₂ Emissions
4.2 t/year
Street avg 5.0 t/year
EX8 3NF
Closest school
0.8 km
Exmouth Community College. 10 schools nearby.
Night-time· 23:00 – 07:00
38.7dB
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