The largest brokerages in Peterborough
7 offices, 241 agents counted at the 2026-08-07 scan. CENTURY 21 United Realty Inc. Brokerage leads with 128 agents — 53.1% of the tracked roster, ahead of Coldwell Banker Electric Realty, Brokerage at 38. The local market is unusually concentrated — three offices hold most of it (top three hold 84.6%).
Every office we track in Peterborough
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | CENTURY 21 United Realty Inc. Brokerage | Century 21 | 128 | 53.1% |
| 2 | Coldwell Banker Electric Realty, Brokerage | Coldwell Banker | 38 | 15.8% |
| 3 | REMAX Hallmark Eastern Realty | RE/MAX | 38 | 15.8% |
| 4 | Royal LePage Frank Real Estate | Royal LePage | 18 | 7.5% |
| 5 | REMAX Rouge River Realty Ltd | RE/MAX | 10 | 4.1% |
| 6 | Royal LePage ProAlliance Realty | Royal LePage | 7 | 2.9% |
| 7 | Royal LePage Frank Real Estate Electric City | Royal LePage | 2 | 0.8% |
Offices with fewer than 10 agents appear in this table but don't get their own page. Across the 48 Peterborough agents whose sites we check, 162.5% list a website of their own (national 56.7%).
Network mix in Peterborough
Coverage: these are the 4 national networks we scrape — about 44.4% of Canadian REALTORS® nationally. Independents and brokerages outside those networks aren't counted, so read this as the largest offices among the networks we track in Peterborough. Methodology →
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