The largest brokerages in Southampton
3 offices, 21 agents counted at the 2026-10-11 scan. Royal LePage D.C. Johnston Realty leads with 13 agents — 61.9% of the tracked roster, ahead of CENTURY 21 Millennium Inc. Brokerage at 6. The local market is unusually concentrated — three offices hold most of it (top three hold 100%).
The top 3 at a glance
Agents on the roster at the 2026-10-11 scan; percentages are share of all 21 tracked in Southampton.
- Royal LePage D.C. Johnston Realty 13 61.9%
- CENTURY 21 Millennium Inc. Brokerage 6 28.6%
- REMAX Land Exchange Ltd 2 9.5%
Bar length is relative to the largest row; percentages are share of all 21 tracked agents. Download this chart as an image ↓
Every office we track in Southampton
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | Royal LePage D.C. Johnston Realty | Royal LePage | 13 | 61.9% |
| 2 | CENTURY 21 Millennium Inc. Brokerage | Century 21 | 6 | 28.6% |
| 3 | REMAX Land Exchange Ltd | RE/MAX | 2 | 9.5% |
Offices with fewer than 10 agents appear in this table but don't get their own page.
Network mix in Southampton
Coverage: these are the 3 brokerage rosters we scrape (national networks and independents) — about 46.4% 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 Southampton. Methodology →
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