London · 2025-26
Business Rates in Harrow
Businesses in Harrow paid £48.6m in net business rates during 2025-26, below the average English council's £93.2m.
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Relief granted in Harrow
Share of £20.2m total relief, 2025-26.
Harrow at a glance
Harrow granted £20.2m in relief overall, lower than the national council average of £26.3m. This included £6.3m in Small Business Rate Relief and £6.2m in retail, hospitality and leisure relief.
A further £6.3m went to charity relief and £1.8m to empty property relief, reflecting the mix of ratepayers across the local authority.
Harrow has an estimated 15,400 active businesses, according to the latest ONS Business Counts (2025).
Harrow ranks 168 out of 296 local authorities in England on the 2025 Index of Multiple Deprivation, where 1 is most deprived and 296 is least deprived.
Following the 2026 revaluation, the total rateable value of retail property in Harrow rose by 13.1% — if this pushed your assessment too high, an appeal may be worth considering.
Frequently asked questions
How much are business rates in Harrow?
Harrow's local authority collected £48.6m in net business rates income during 2025-26, based on the national multiplier applied to each property's rateable value, less any relief granted.
What reliefs are available in Harrow?
Harrow granted £20.2m in business rates relief in 2025-26, including £6.3m in Small Business Rate Relief, £6.2m in retail, hospitality and leisure relief, £6.3m in charity relief, and £1.8m in empty property relief.
How do I know if I'm overpaying?
If your rateable value looks high compared to similar properties nearby, or you're not currently receiving relief you may be entitled to, it's worth checking your assessment. Use our free checker to compare your rateable value and see if you may be eligible for a reduction or backdated refund.
Harrow compared with London and England
- Average rateable value
- £25,848£39,073 below the London average (£64,921)£8,142 below the England average (£33,990)
- Largest sector by value
- Retail property, 39.7%20.0 percentage points above its 19.7% share in London
- Total rateable value, 2023 to 2026 list
- +19.6%London: +22.5%England: +19.6%
Counts and rateable values are from the stock of properties at March 2026, on the 2023 rating list. Changes are from the 2026 revaluation, comparing the 2023 rating list with the 2026 rating list.
Property mix
On average rateable value, Harrow sits 180th among England's 296 councils at £25,848, which is 32nd of 33 in London. Retail property also accounts for the most properties in Harrow, at 36.6% of its rateable properties.
Shops and other retail property account for 36.6% of Harrow's rateable properties and 39.7% of its value, higher than the 28.9% and 19.7% across London. High-value property is limited in Harrow: around 20 properties were rated at £500,000 or more at March 2026, rising to around 30 on the 2026 list.
Change at the 2026 revaluation
Of the 32 other councils in London, 20 saw a weaker change in total rateable value at the 2026 revaluation than Harrow's +19.6% and 12 saw a stronger one. Office property saw the biggest rise in Harrow: total rateable value up 42.8% between the 2023 and 2026 lists, against +14.4% for office property across London. Even the weakest sector in Harrow, retail property, rose 13.1% in total rateable value at the 2026 revaluation, in line with the +13.6% across London.
Reliefs
Total relief granted in Harrow equalled 26.3% of gross rates payable in 2025-26, above the 21.2% across English councils taken together. Of the four main reliefs, Small Business Rate Relief accounted for the most in Harrow: 31.4% of the total, above the England figure of 28.0%.
Source: HM Revenue & Customs, using Valuation Office Agency data, and MHCLG relief returns. Open Government Licence v3.0. Method and rounding: /methodology.
See how Harrow compares with the rest of the region: Business rates in London, State of Business Rates in England 2026 →
Nearby areas
Compare with other councils in London
Other London councils with their average rateable value, listed from the closest to Harrow's £25,848.
- Business rates in Redbridge£25,550 average rateable value, £298 lower than Harrow
- Business rates in Lewisham£27,414 average rateable value, £1,566 higher than Harrow
- Business rates in Waltham Forest£27,768 average rateable value, £1,920 higher than Harrow
- Business rates in Haringey£29,016 average rateable value, £3,168 higher than Harrow
- Business rates in Bromley£32,748 average rateable value, £6,900 higher than Harrow
- Business rates in Barnet£36,315 average rateable value, £10,467 higher than Harrow
Figures from MHCLG National Non-Domestic Rates statistics (2025-26), ONS UK Business Counts (2025), and English Indices of Deprivation (2025).
Updates for Harrow
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