Mortimer House, Flat, 19 Castle Street, Hay On Wye, Hereford, HR3 5DF
About Mortimer House
Mortimer House is a mid-terrace house in Hay-On-Wye, Hereford, Hereford (HR3 5DF). It has a recorded floor area of 125 m² (around 1345 sq ft) and construction records dating it to before 1900. The latest certificate (September 2019) shows an F (score 33), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 73), a 3-band jump.
At 125 m² it's 23.8% larger than the typical home in the postcode (101 m² median across 15 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations.
Energy performance
Mortimer House sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 30 September 2029
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
Mortimer House sits within a conservation area — exterior works face additional planning controls.
3 applications on record at Mortimer House, Flat, 19 Castle Street, Hay On Wye, Hereford, HR3 5DF
- Sept 2013Tree WorksTreesOutcome in report
Works to tree in Hay-on-Wye Conservation Area
Conservation Area- Documents
- 8 docs on file
- Reference
- 13/09794/TRCA
- More recent applications — locked
- Change of UseSept 2024Decision
- RenovationDec 2013Decision
Unlock Mortimer House, Flat, 19 Castle Street, Hay On Wye, Hereford, HR3 5DF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 3 applications on this property in full, plus 5 notable nearby
- The 68 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Mortimer House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£265,000
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 HR3 5DF: £420,000 (2025–2021).
Nearby sales in HR3 5DF
23 Castle Street, Hay On Wye, Hereford, HR3 5DF
Sold Sept 2025
£352,5007 Castle Street, Hay On Wye, Hereford, HR3 5DF
Sold Jul 2023
£420,00021 Castle Street, Hay On Wye, Hereford, HR3 5DF
Sold Mar 2023
£650,0005a, Castle Street, Hay On Wye, Hereford, HR3 5DF
Sold Mar 2022
£190,0004 Castle Street, Hay On Wye, Hereford, HR3 5DF
Sold Nov 2021
£460,000
Versus other Castle Street homes
On epc rating, Mortimer House runs well behind the street norm.
EPC Rating
33 (F)
Street avg 63 (D)
Floor Area
125 m²
Street avg 122 m²
CO₂ Emissions
11.0 t/year
Street avg 5.2 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
23/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Hay Castle — bus stop.
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
47.1dB

Night-time· 23:00 – 07:00
38.5dB







