United States Missouri Lake Saint Louis
Missouri · Lake Saint Louis · 2026
Top real estate brokerages in Lake Saint Louis, MO
Count taken September 5, 2026Page built September 5, 2026
112 real estate agents in Lake Saint Louis, Missouri had a published brokerage profile on September 5, 2026. Coldwell Banker Realty-Gundaker is the largest real estate brokerage in Lake Saint Louis with 108 agents, 96.4% of the 112 whose profile names a brokerage; the three largest together hold 100%.
Real estate brokerages in Lake Saint Louis, ranked by agents
Every brokerage with 3 or more agents in Lake Saint Louis. A company that publishes no office names appears as one row covering all its offices in the city.
| Brokerage | Agents | Share of attributed agents | Brand | |
|---|---|---|---|---|
| 1 | Coldwell Banker Realty-Gundaker | 108 | 96.4% | Coldwell Banker |
| 2 | Real Broker | 3 | 2.7% | Real Brokerage |
Plus 1 more brokerage with one agent each.
How Lake Saint Louis compares with Missouri
Lake Saint Louis holds 1.7% of the agents counted in Missouri and ranks 13th of the 169 Missouri cities with at least one agent. The largest brokerage's share is 96.4% here against 29% for Keller Williams across Missouri as a whole, so the Lake Saint Louis market is more concentrated than the state. 17.9% of the 112 checked agents in Lake Saint Louis have a website of their own, against 6.6% statewide. 100.0% publish a direct phone number (statewide 90.7%).
How many real estate agents are in Missouri?
Other Missouri cities
- St. Louis 1,177
- Kansas City 606
- Chesterfield 532
- Springfield 487
- Columbia 240
- O Fallon 191
- Lee's Summit 172
- Saint Peters 137
- Branson 136
- Maryland Heights 134
- Lees Summit 128
- Dardenne Prairie 117
- Osage Beach 108
- Cape Girardeau 104
- Festus 102
Where the data comes from
Counted from the public agent directories of 3 brokerage brands with agents in Lake Saint Louis. Independent brokerages outside those networks are not counted, so this is a ranking among the networks we can see, not a census of every licensee in the city. Full method on the national page.
Every agent in this count has a published email address on file; the Lake Saint Louis rows are part of the Missouri realtor email list sold at usrealtorlist.com, and this page publishes only the totals.
Questions this page answers
- What is the largest real estate brokerage in Lake Saint Louis, MO?
- Coldwell Banker Realty-Gundaker with 108 agents, 96.4% of Lake Saint Louis agents whose profile names a brokerage, ahead of Real Broker (3).
- How many real estate agents are in Lake Saint Louis, MO?
- 112 as of September 5, 2026, counting agents with a published brokerage profile. That is 1.7% of the 6,575 counted in Missouri.
Cite this page
Realty Census (2026). Top real estate brokerages in Lake Saint Louis, MO: 112 agents. Count dated 2026-09-05. https://realtycensus.com/missouri/lake-saint-louis/