Metropolitan Regional Info System (MRIS)


Metropolitan Regional Information Systems Inc. (also known as MRIS) currently represents one of the largest MLS companies in the North America and it serves more than 45 000 real estate professionals. The company was founded in 1993 and is headquartered in Rockville, Maryland. Currently, Metropolitan Regional Information Systems Inc. operates as a subsidiary of Bright MLS.

Metropolitan Regional Information Systems Inc. primarily serves customers in the Mid-Atlantic region, including Maryland, Delaware, Washington, D.C., Pennsylvania, New Jersey, Virginia, and West Virginia.

MRIS has been serving real estate professionals throughout more than two decades now and with their huge experience they are able to provide agents and brokers with everything that they need to run their real estate businesses successfully. Numbers say it all: each month they serve over 300 000 unique visitors searching for properties and they have up to 50 000 active subscribers.

Alongside with providing MLS data, MRIS also provides other MLS systems, such as market trend analytics and property data sharing technologies.



Metropolitan Regional Information Systems Inc. is available to both, brokers and agents alike.


  • Anne Arundel County Association of REALTORS®
  • Bay Area Association of REALTORS®
  • Blue Ridge Association of REALTORS®
  • Carroll County Association of REALTORS®
  • Cecil County Board of REALTORS®
  • District of Columbia Association of REALTORS®
  • Dulles Area Association of REALTORS®
  • Eastern Panhandle Board of REALTORS®
  • Frederick County Association of REALTORS®
  • Fredericksburg Area Association of REALTORS®
  • Garrett County Board of REALTORS®
  • Greater Baltimore Board of REALTORS®
  • Greater Capital Area Association of REALTORS®
  • Greater Piedmont Area Association of REALTORS®
  • Harford County Association of REALTORS®
  • Historic Highlands Association of REALTORS®
  • Howard County Association of REALTORS®
  • Massanutten Association of REALTORS®
  • Northern Virginia Association of REALTORS®
  • Pen-Mar Regional Association of REALTORS®
  • Potomac Highlands Board of REALTORS®
  • Prince George’s County Association of REALTORS®
  • REALTOR® Association of Prince William
  • Southern Maryland Association of REALTORS®

For the full list of our MLS providers, check out MLS Coverage Page.

How do I get started?

In order for you to get started, you will need to install MLS Add-on on your WPL plugin. This add-on will connect your own real estate website to the databases of your MLS Providers so that all the properties will end up on your website. You can request a free Demo before purchase.