The largest brokerages in Brockville

4 offices, 43 agents counted at the 2026-08-07 scan. Royal LePage ProAlliance Realty leads with 20 agents — 46.5% of the tracked roster, ahead of REMAX Hometown Realty Inc at 12. The local market is unusually concentrated — three offices hold most of it (top three hold 90.7%).

43
agents counted
4
competing offices
90.7%
held by the top three
30.2%
hold a broker title

Every office we track in Brockville

# Office Network Agents Share
1 Royal LePage ProAlliance Realty Royal LePage 20 46.5%
2 REMAX Hometown Realty Inc RE/MAX 12 27.9%
3 CENTURY 21 River's Edge Ltd. Brokerage Century 21 7 16.3%
4 Sutton - Essential Realty Sutton 4 9.3%

Offices with fewer than 10 agents appear in this table but don't get their own page.

Network mix in Brockville

Royal LePage 20 (46.5%) RE/MAX 12 (27.9%) Century 21 7 (16.3%) Sutton 4 (9.3%)

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 Brockville. Methodology →

Need the Brockville roster itself?

Filter the agents behind these counts by office, role or producer tier and download the segment you need.

Build a Brockville list →
Brockville realtor contact data →