Adelphi Mill

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Perfect for intimate events in Maryland

As a historic landmark located in Prince Georges County, Maryland, Adelphi Mill has old world charm and modern amenities.

Adelphi Mill is one of M-NCPPC’s most popular venues for meetings, parties and rentals. The Mill has two floors, a small courtyard and is nestled in a wooded park next to a creek. The facilities are open year-round with an indoor capacity of 150 guests. Your guests will feel they have transported to another era with much of the original detail, including the mechanical mill situated in the basement.

Located in the Northwest Branch Stream Valley Park off of Riggs Road, this historic 18th century mill still retains many of its original millworks. Adelphi Mill is unstaffed and can be reserved through the Park Permit Office by calling 301-699-2400.

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Have your catered here.


Alberto is the best catering manager ever!! Everything about working with Catering by Season, from the planning, communication, to the execution was phenomenal!

It was a pleasure to work with Alberto Trevizo and Catering by Seasons. Alberto was knowledgeable and pleasant to work with, and was very accommodating when we had to postpone our wedding one year.

Catering by Seasons is great! We booked them for our wedding. Stephanie was so great with working with us on our desired budget.