Start with the map pack
A managed Google Business Profile, reviews coming in every month and service pages written the way Harrow customers search.
Google, Maps and AI search in Harrow
SEO, Google Maps and websites that bring in calls from Harrow, run by senior specialists, remotely.
Working with businesses across HA1, HA2, HA3 and the nearby postcode districts, including Wealdstone and Greenhill.
of the top 20 electricians on Harrow's Google map show no website.
Who lives in Harrow
That is 3.4% more than in mid-2022. 58.8% of households own their home.
Businesses around Harrow
Professional, scientific and technical firms make up 17.2% of the district's 15,770 VAT- or PAYE-registered businesses.
How big they are
By sector, share of businesses
How many firms each trade has
Self-employment in Harrow
Of them, 24,847 work without employees and 5,469 employ others (Census 2021). That compares with 17.1% across England and Wales.
What people in Harrow search for each month
"dentist harrow" averages 720 searches a month across the UK; "plumber harrow" 720, "locksmith harrow" 590 and "roofer harrow" 480.
| Trade · search phrase | Searches a month | 12 months | Median reviews | No website | Competition |
|---|---|---|---|---|---|
| "dentist harrow" | 720 | Busiest month: Oct | – | – | – |
| "plumber harrow" | 720 | Busiest month: Oct | 59 | 5 of 20 | Medium |
| "locksmith harrow" | 590 | Busiest month: Oct | – | – | – |
| "roofer harrow" | 480 | Busiest month: Jan | 51 | 2 of 20 | Medium |
| "accountant harrow" | 390 | Busiest month: Oct | – | – | – |
| "cleaner harrow" | 320 | Busiest month: Mar | – | – | – |
| "electrician harrow" | 320 | Busiest month: Oct | 6 | 8 of 20 | Lower |
| "builder harrow" | 170 | Busiest month: Oct | – | – | – |
| "mechanic harrow" | 110 | Busiest month: Oct | – | – | – |
Advertisers bid about £4.16 a click (approx., converted on 19 October 2026). Advertisers bid about $5.54 a click.
How competitive is local search in Harrow?
Of the top 20, at least half have 6 reviews or more; their average rating is 4.97. On the same map, 5 of the top 20 plumbers and 2 of the top 20 roofers show no website.
Plumber
5 of the top 20 show no website
59 median Google reviews
4.67 average rating
Electrician
8 of the top 20 show no website
6 median Google reviews
4.97 average rating
Roofer
2 of the top 20 show no website
51 median Google reviews
4.82 average rating
| Trade | Harrow | Nearest larger town | UK median |
|---|---|---|---|
| Plumber | 59 | Ealing: 62 | 19 |
| Electrician | 6 | Ealing: 33 | 9 |
| Roofer | 51 | Ealing: 41 | 11 |
Check your gap
reviews behind the Harrow median for plumbers on the map (59).
Reviews are one of several signals Google Maps uses.
A managed Google Business Profile, reviews coming in every month and service pages written the way Harrow customers search.
Fast, well-structured service pages and structured data are often the quickest gains.
Harrow's plumbers on Google Maps are here.
A page each for Wealdstone and Greenhill and the rest of the area around Harrow, before competitors do.
AI search optimisation and structured data, so Google's AI Overviews, ChatGPT and Gemini can cite you.
A managed Google Business Profile, regular posts, local citations and new reviews every month.
Technical fixes, service and area pages, and backlinks from relevant sites.
Who do the AIs name as the best dentist in Harrow?
Each link opens in a new tab with the question filled in. If you're not named, that's what GEO fixes.
New businesses and survival
1,790 closed. 38.4% of those started in 2019 were still trading five years later.
Across the UK
Two figures from the UK to read Harrow's numbers against.
65%
Only 65% of UK construction businesses have a website; 34% say they don't
33%
33% of homeowners under 35 rely on online reviews to choose a builder, vs 16% of over-55s
Around Harrow, 8 of the top 20 Google Maps results for "electrician" show no website; it is worth checking that your own listing links to your website. Half or more of those 20 listings have at least 6 reviews. Among the service phrases Google Ads gives a figure for, "dentist harrow" and "plumber harrow" share the top figure, 720 searches a month each across the UK.
Plans for Harrow businesses
Results
Campaigns we have run, with their figures on our case studies page.
146%
more organic traffic
Mayfield Dental · campaign started June 2024 · results over six months
110.8%
more organic keywords
Brush Baby · campaign started October 2020 · results over six months
“Best SEO Agency out there. Alex and the team have been incredibly helpful and insightful with building our hospitality furniture website seo rankings and with lots of technical help. Would recommend straight away to anyone looking for an agency that covers everything from SEO level to technical website details. Prompt replies, attention to detail and they go above and beyond. Thanks guys.”
Questions about Harrow
Yes. Breakline's remote team of senior SEO specialists works with service businesses across the UK and US, including Harrow.
"dentist harrow" averaged 720 searches a month across the UK in the 12 months to September 2026.
Searches for "roofer harrow" across the UK peaked in January 2026 at 880, against an average of 480 a month.
It depends on how easily customers find you now. "dentist harrow" averages 720 searches a month across the UK, and 8 of the top 20 electricians on Google Maps around Harrow show no website. If you are missing from searches like these, an SEO agency can work on your Google Business Profile, website and reviews so that you show up.
About 270,000 people live in the Harrow built-up area (mid-2024).
Of the top 20 electricians on Google Maps around Harrow, 8 show no website, and at least half of them have 6 reviews or more (the same figure around Ealing is 33).
25.1% of working residents in Harrow are self-employed (Census 2021).
The Harrow district has 15,770 VAT- or PAYE-registered businesses (March 2026); 93.3% employ fewer than ten people.
Near Harrow
Within 7 miles
Nearby location pages
Greater London
All towns we cover in Greater London
Read next: Plumber SEO – Ranking for Emergency Keywords and Local Searches
Straight-line distances
Where we'd start for a Harrow business
Service areas set to HA1, HA2 and HA3 and the nearby postcode districts, regular posts and a review routine aimed at Harrow's median on Google Maps.
Wealdstone, Greenhill and Harrow Weald: real pages with your jobs, photos and reviews from each area.
Structured data, consistent business listings and clear answers to what Harrow customers ask.
Get in touch
Tell us what you do and where you work. A senior specialist replies by email, or call us now.
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