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

United States Massachusetts Waltham

Massachusetts · Waltham · 2026

Top real estate brokerages in Waltham, MA

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

121 real estate agents in Waltham, Massachusetts had a published brokerage profile on September 5, 2026. Coldwell Banker Realty is the largest real estate brokerage in Waltham with 70 agents, 57.9% of the 121 whose profile names a brokerage; the three largest together hold 84%.

121agents in Waltham
6brokerages present
58%held by the largest brokerage
21stof 304 Massachusetts cities
1.2%of Massachusetts agents

Real estate brokerages in Waltham, ranked by agents

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

BrokerageAgentsShare of attributed agentsBrand
1Coldwell Banker Realty7057.9%Coldwell Banker
2Berkshire Hathaway HomeServices1613.2%
3CENTURY 21 North East1613.2%Century 21
4RE/MAX1310.7%
5Real Broker54.1%Real Brokerage

Plus 1 more brokerage with one agent each.

How Waltham compares with Massachusetts

Waltham holds 1.2% of the agents counted in Massachusetts and ranks 21st of the 304 Massachusetts cities with at least one agent. The largest brokerage's share is 57.9% here against 25.1% for Coldwell Banker Realty across Massachusetts as a whole, so the Waltham market is more concentrated than the state. 9.9% of the 121 checked agents in Waltham have a website of their own, against 9.0% statewide. 98.3% 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 6 brokerage brands with agents in Waltham. 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 Waltham rows are part of the Massachusetts 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 Waltham, MA?
Coldwell Banker Realty with 70 agents, 57.9% of Waltham agents whose profile names a brokerage, ahead of Berkshire Hathaway HomeServices (16).
How many real estate agents are in Waltham, MA?
121 as of September 5, 2026, counting agents with a published brokerage profile. That is 1.2% of the 9,918 counted in Massachusetts.

Cite this page

Realty Census (2026). Top real estate brokerages in Waltham, MA: 121 agents. Count dated 2026-09-05. https://realtycensus.com/massachusetts/waltham/