Upcoming Events

Sun 12

Birding at Marshy Point Nature Center

July 12 @ 9:00 am - 12:00 pm
Baltimore MD
United States
Sat 18

Birding at Druid Hill Park

July 18 @ 8:00 am - 9:30 am
Baltimore MD
United States
Sat 25

Birding at Patterson Park

July 25 @ 8:00 am - 12:00 pm
Baltimore MD
United States

MOS Local Chapters

Chapter designations correspond to Maryland counties, with the exception of one in Prince George’s County: Patuxent. Four chapters represent several counties. Choose a chapter close to your residence, your place of work, or where you like to bird. Membership in an MOS Chapter includes membership in the State organization and all MOS and chapter publications.

To join a specific chapter, find your nearest chapter by clicking on the map below.

Find a Local Chapter

Click on the area where you live or work to find the nearest MOS chapter and membership information.