The largest brokerages in Oshawa
12 offices, 647 agents counted at the 2026-11-02 scan. Some agents here are counted as of an earlier read: realtor.ca, last read August 18, 2026. Right at Home Realty - Durham leads with 447 agents — 69.1% of the tracked roster, ahead of REMAX Jazz Inc. at 112. The local market is unusually concentrated — three offices hold most of it (top three hold 91.2%).
The top 10 at a glance
Agents on the roster at the 2026-11-02 scan; percentages are share of all 647 tracked in Oshawa.
- Right at Home Realty - Durham 447 69.1%
- REMAX Jazz Inc. 112 17.3%
- Coldwell Banker 2M Realty, Brokerage 31 4.8%
- CENTURY 21 Infinity Realty Inc. Brokerage 21 3.2%
- Royal LePage Frank Real Estate 13 2.0%
- Keller Williams Energy Real Estate 8 1.2%
- Royal Heritage Realty Ltd. 5 0.8%
- Sutton Group - Heritage Realty Inc., Brokerage 5 0.8%
- Exp Realty (branch not listed) 2 0.3%
- Lpt Realty 1 0.2%
Bar length is relative to the largest row; percentages are share of all 647 tracked agents. The 10 shown account for 99.7% of them — the remaining 2 sit with other offices. Download this chart as an image ↓
Every office we track in Oshawa
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | Right at Home Realty - Durham | Right at Home | 447 | 69.1% |
| 2 | REMAX Jazz Inc. | RE/MAX | 112 | 17.3% |
| 3 | Coldwell Banker 2M Realty, Brokerage | Coldwell Banker | 31 | 4.8% |
| 4 | CENTURY 21 Infinity Realty Inc. Brokerage | Century 21 | 21 | 3.2% |
| 5 | Royal LePage Frank Real Estate | Royal LePage | 13 | 2% |
| 6 | Keller Williams Energy Real Estate | realtor.ca | 8 | 1.2% |
| 7 | Royal Heritage Realty Ltd. | realtor.ca | 5 | 0.8% |
| 8 | Sutton Group - Heritage Realty Inc., Brokerage | Sutton | 5 | 0.8% |
| 9 | Exp Realty (branch not listed) | realtor.ca | 2 | 0.3% |
| 10 | Lpt Realty | realtor.ca | 1 | 0.2% |
| 11 | Right at Home Realty (branch not listed) | Right at Home | 1 | 0.2% |
| 12 | Strive Realty Ltd. | realtor.ca | 1 | 0.1% |
Offices with fewer than 10 agents appear in this table but don't get their own page. Across the 564 Oshawa agents whose sites we check, 41.7% list a website of their own (national 59.9%).
Network mix in Oshawa
Coverage: these are the 7 brokerage rosters we scrape (national networks and independents) — about 50.6% 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 Oshawa. Methodology →
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