United States Illinois Arlington Heights
Illinois · Arlington Heights · 2026
Top real estate brokerages in Arlington Heights, IL
Count taken September 5, 2026Page built September 5, 2026
300 real estate agents in Arlington Heights, Illinois had a published brokerage profile on September 5, 2026. Keller Williams is the largest real estate brokerage in Arlington Heights with 84 agents, 28.0% of the 300 whose profile names a brokerage; the three largest together hold 66%.
Real estate brokerages in Arlington Heights, ranked by agents
Every brokerage with 3 or more agents in Arlington Heights. 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 | Keller Williams | 84 | 28.0% | |
| 2 | Coldwell Banker Realty | 59 | 19.7% | Coldwell Banker |
| 3 | Compass | 56 | 18.7% | |
| 4 | Berkshire Hathaway HomeServices | 32 | 10.7% | |
| 5 | HomeSmart | 29 | 9.7% | |
| 6 | Coldwell Banker Real Estate Group | 23 | 7.7% | Coldwell Banker |
| 7 | RE/MAX | 14 | 4.7% |
Plus 2 more brokerages with 3 agents between them.
How Arlington Heights compares with Illinois
Arlington Heights holds 2.1% of the agents counted in Illinois and ranks 6th of the 425 Illinois cities with at least one agent. The largest brokerage's share is 28% here against 15.1% for RE/MAX across Illinois as a whole, so the Arlington Heights market is more concentrated than the state. 10.7% of the 243 checked agents in Arlington Heights have a website of their own, against 7.6% statewide. 96.0% publish a direct phone number (statewide 93.2%).
How many real estate agents are in Illinois?
Other Illinois cities
- Chicago 3,064
- Naperville 814
- Orland Park 525
- Hinsdale 324
- Barrington 304
- Bloomington 298
- Libertyville 295
- Glen Ellyn 251
- Glenview 251
- Oak Lawn 233
- Edwardsville 227
- Saint Charles 220
- Champaign 205
- Schaumburg 196
- Oak Park 180
Where the data comes from
Counted from the public agent directories of 8 brokerage brands with agents in Arlington Heights. 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 Arlington Heights rows are part of the Illinois 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 Arlington Heights, IL?
- Keller Williams with 84 agents, 28.0% of Arlington Heights agents whose profile names a brokerage, ahead of Coldwell Banker Realty (59).
- How many real estate agents are in Arlington Heights, IL?
- 300 as of September 5, 2026, counting agents with a published brokerage profile. That is 2.1% of the 14,250 counted in Illinois.
Cite this page
Realty Census (2026). Top real estate brokerages in Arlington Heights, IL: 300 agents. Count dated 2026-09-05. https://realtycensus.com/illinois/arlington-heights/