Realty Census Real estate agents counted by state, city and brokerage

United States Massachusetts Cambridge

Massachusetts · Cambridge · 2026

Top real estate brokerages in Cambridge, MA

Count taken September 5, 2026Page built September 5, 2026

399 real estate agents in Cambridge, Massachusetts had a published brokerage profile on September 5, 2026. Keller Williams is the largest real estate brokerage in Cambridge with 130 agents, 32.6% of the 399 whose profile names a brokerage; the three largest together hold 88%.

399agents in Cambridge
8brokerages present
33%held by the largest brokerage
3rdof 304 Massachusetts cities
4.0%of Massachusetts agents

Real estate brokerages in Cambridge, ranked by agents

Every brokerage with 3 or more agents in Cambridge. A company that publishes no office names appears as one row covering all its offices in the city.

BrokerageAgentsShare of attributed agentsBrand
1Keller Williams13032.6%
2Coldwell Banker Realty11127.8%Coldwell Banker
3Compass11127.8%
4RE/MAX235.8%
5Berkshire Hathaway HomeServices112.8%
6CENTURY 21 Revolution92.3%Century 21
7Real Broker30.8%Real Brokerage

Plus 1 more brokerage with one agent each.

How Cambridge compares with Massachusetts

Cambridge holds 4.0% of the agents counted in Massachusetts and ranks 3rd of the 304 Massachusetts cities with at least one agent. The largest brokerage's share is 32.6% here against 25.1% for Coldwell Banker Realty across Massachusetts as a whole, so the Cambridge market is more concentrated than the state. 7.3% of the 288 checked agents in Cambridge have a website of their own, against 9.0% statewide. 95.7% publish a direct phone number (statewide 94.0%).

How many real estate agents are in Massachusetts?

Other Massachusetts cities

Where the data comes from

Counted from the public agent directories of 8 brokerage brands with agents in Cambridge. 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.

The underlying rows, one per agent with a published email, are sold by usrealtorlist.com as its Massachusetts real estate agent list; nothing per agent appears here.

Questions this page answers

What is the largest real estate brokerage in Cambridge, MA?
Keller Williams with 130 agents, 32.6% of Cambridge agents whose profile names a brokerage, ahead of Coldwell Banker Realty (111).
How many real estate agents are in Cambridge, MA?
399 as of September 5, 2026, counting agents with a published brokerage profile. That is 4.0% of the 9,918 counted in Massachusetts.

Cite this page

Realty Census (2026). Top real estate brokerages in Cambridge, MA: 399 agents. Count dated 2026-09-05. https://realtycensus.com/massachusetts/cambridge/