OnTheMarket
A UK property portal with listings from agents who subscribe to the platform.
OnTheMarket at a glance
OnTheMarket is a real estate website and one of the most visited sites in United Kingdom, currently ranked #141 in the country. It was founded in 2015 by Agents' Mutual and is headquartered in Cambridge, UK. Today OnTheMarket is owned by CoStar Group. Our estimates put its audience at ≈ 15 million visits per month. The business earns money mainly through agent subscriptions. Its closest rivals include rightmove.co.uk, zoopla.co.uk, gumtree.com.
Traffic statistics
Traffic history
| Period | Visits | Change |
|---|---|---|
| Q1 | ≈ 14.1 million / month | +2% |
| Q2 | ≈ 14.5 million / month | +3% |
| Q3 | ≈ 15 million / month | +3% |
| Q4 | ≈ 15.9 million / month | +6% |
Traffic sources
- Organic search39%
- Direct40%
- Paid search11%
- Referral6%
- Social4%
Audience & demographics
- Men54%
- Women46%
- Age 25-3431%
- Age 35-4427%
- Age 45-5420%
The audience is concentrated in United Kingdom, skewing urban and mobile, with usage peaks in the evening hours.
Geographic reach
- United Kingdom86%
Home market
- Diaspora and neighbouring markets7%
- Europe3%
- North America2%
- Rest of world2%
SEO profile
- Estimated organic traffic
- ≈ 4.5 million visits / month
- Branded share of search
- High — brand terms lead the keyword profile
- Indexed pages
- Large — category, listing or article level
- Primary search market
- United Kingdom
Top organic keywords
| Keyword | Position | Volume | Traffic share |
|---|---|---|---|
| onthemarket | 1 | Very high | Dominant |
| houses for sale | Top 10 | High | — |
| flats for rent | Top 10 | High | — |
| property prices | Top 10 | High | — |
Backlink profile
- Referring domains
- Tens of thousands
- Link profile
- News coverage, directories, blogs and partner sites
- Authority
- High within the United Kingdom web
Top referral sources
- News and media31%
- Directories and aggregators24%
- Blogs and forums20%
- Partner sites14%
- Other11%
Technology stack
Website technologies
Advertising & analytics technologies
Stack details are inferred from public front-end signals and engineering communications; internal systems may differ.
Mobile app statistics
Available in the local store
Available in the local store
- App share of traffic
- ≈ 68% mobile
- Position in country
- Among the leading real estate apps in United Kingdom
Company information
- Website
- onthemarket.com
- Sector
- Real Estate
- Owner
- CoStar Group
- Owner type
- Subsidiary of public company
- Founders
- Agents' Mutual
- Founded
- 2015
- Headquarters
- Cambridge, UK
- Employees
- 200+
- Ownership
- CoStar Group controls the platform. Ownership details are based on public filings and press reporting.
- Revenue
- ≈ $50 million annual revenue (est.)
- Languages
- English
- Top traffic sources
- organic search, direct, paid search
Financials
- Revenue
- ≈ $50 million annual revenue (est.)
- Ownership
- Subsidiary of public company
- Reporting
- Figures based on public filings, press reports and market estimates
Business model & revenue
OnTheMarket operates a real estate marketplace focused on United Kingdom. A UK property portal with listings from agents who subscribe to the platform. Revenue comes mainly from agent subscriptions, supported by the other lines listed below.
- Agent subscriptions
Products & services
International presence
- Primary market
- United Kingdom
- Expansion
- Regional and diaspora audiences beyond the home market
Employee statistics
Customer statistics
Website rankings
- Country rank (United Kingdom)
- #141 in this index
- Sector rank
- Leading real estate site in United Kingdom
- Global rank
- 6000
Main competitors
Website comparisons
| Website | Monthly visits | Rank | Notes |
|---|---|---|---|
| rightmove.co.uk | ≈ 9 million / month | #142 class competitor | — |
| zoopla.co.uk | ≈ 6.7 million / month | #143 class competitor | — |
| gumtree.com | ≈ 4.5 million / month | #144 class competitor | — |
What is OnTheMarket?
OnTheMarket (onthemarket.com) is a real estate marketplace serving users in United Kingdom. A UK property portal with listings from agents who subscribe to the platform. It ranks #141 among the most visited websites in the country in this index, within the real estate category.
Who owns OnTheMarket?
The site is operated by CoStar Group, founded by Agents' Mutual. The company was established in 2015 and is headquartered in Cambridge, UK. It employs around 200+.
Traffic and audience
Traffic estimates place OnTheMarket at roughly 15 million visits per month, about 0.5 million per day. Around 68% mobile of sessions come from mobile devices, and visitors view about 9.8 pages per visit with an average session of 9 min.
How OnTheMarket makes money
Revenue comes primarily from agent subscriptions, alongside .
Competitors in United Kingdom
Its closest rivals include rightmove.co.uk, zoopla.co.uk, gumtree.com.
Data and accuracy
Company facts are drawn from public sources. Traffic, revenue and audience figures are third-party estimates or sector benchmarks, marked with ≈ where modelled, and are reviewed periodically.
Company history & milestones
- 2015
OnTheMarket is founded in Cambridge, UK.
- Growth phase
Expands its real estate offering and moves to a mobile-first product.
- Today
Ranks #141 among the most visited websites in United Kingdom.
User reviews & ratings
| Source | Score | Reviews | Notes |
|---|---|---|---|
| Google Play | ≈ 4.3 / 5 | — | Ratings from the local store listing |
| App Store | ≈ 4.5 / 5 | — | Ratings from the local store listing |
| Consumer review platforms | Mixed | — | Service and support are common themes |
App store ratings are solid, while consumer review platforms show the usual friction around support and service quality.
Pros & cons
Pros
- Most complete local property inventory
- Map search with neighbourhood data
- Price history and market indicators
- Direct agent contact
Cons
- Listings can stay online after being taken
- Agent fees for prominent placement
- Photo quality varies widely
- Rental scams in high-demand cities
Key statistics
Frequently asked questions
Who owns OnTheMarket?
OnTheMarket is operated by CoStar Group. Subsidiary of public company structure, based on public filings and press reporting.
Where is OnTheMarket headquartered?
OnTheMarket is headquartered in Cambridge, UK.
When was OnTheMarket founded?
OnTheMarket was founded in 2015 by Agents' Mutual.
How many employees does OnTheMarket have?
OnTheMarket employs approximately 200+ people.
What is OnTheMarket's revenue?
OnTheMarket's revenue: ≈ $50 million annual revenue (est.).
Who are OnTheMarket's competitors?
Main competitors in United Kingdom include rightmove.co.uk, zoopla.co.uk, gumtree.com.
How does OnTheMarket make money?
Mainly agent subscriptions.
Is OnTheMarket publicly traded?
OnTheMarket's ownership: Subsidiary of public company.
How many visitors does OnTheMarket get?
Third-party estimates place OnTheMarket at roughly 15 million visits per month, mostly from United Kingdom, with 68% mobile traffic.
Is OnTheMarket safe?
OnTheMarket is an established real estate site founded in 2015 and ranked #141 in United Kingdom; use the official domain onthemarket.com and HTTPS.
Popular searches
Data sources & confidence
- Company website and public announcementsonthemarket.com
- Third-party traffic estimation providersSimilarweb-class estimates
Visit figures are modelled, not measured
- App store listingsApple App Store, Google Play
- Press and market coverageUnited Kingdom and international business media
- Data confidence
- Medium for company facts, medium-low for traffic and financial estimates. All modelled figures are rounded and marked with ≈.
- Last updated
- September 2026
Traffic, revenue and audience figures are third-party estimates or derived from sector benchmarks, and are reviewed periodically.
Social media profiles & statistics
Official brand account
Announcements and support
Community and campaigns
Company and hiring updates
Brand and product videos