Skip to content
rightly rated

Is my business rates bill too high in Treharris?

279 business properties in Treharris have a 2026 rateable value; the median is £5,200. Search yours to see how its price per m² compares with similar properties on nearby streets.

shops
£59 /m²
76 properties · median RV £3,425
offices
£50 /m²
29 properties · median RV £3,650
workshops
£49 /m²
22 properties · median RV £5,350
warehouses
£80 /m²
5 properties · median RV £8,500
pubs
— /m²
16 properties · median RV £6,475
hair salons
£64 /m²
6 properties · median RV £3,200
vehicle repair workshops
£53 /m²
11 properties · median RV £4,950

Business rates across Merthyr Tydfil

How are business rates worked out in Treharris?

Your council multiplies your rateable value (set by the Valuation Office) by a multiplier, then takes off any reliefs. For 2026/27 in Wales the multipliers are 35p for retail properties under £51,000, 50.2p standard, and 51.5p for rateable values over £100,000 (Welsh Government).

Is my business rates bill too high in Treharris?

The quickest way to tell is to compare the price per m² the Valuation Office applied to your property with similar properties nearby. Our free check does that in seconds using the published 2026 list.

Can I challenge it myself?

Yes. You claim your property in a GOV.UK business rates valuation account, raise a Check, then Challenge within 4 months of the decision. Our evidence pack (£99) gives you the comparables and statement to upload.

Check your Treharris property

Free check. No sign-up. Just your postcode.