Mount Airy

Mount Airy (HM1UI)

Location: Upper Marlboro, MD 20772 Prince George's County
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Country: United States of America
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N 38° 45.945', W 76° 49.4'

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17th century hunting lodge of the Lords Baltimore, 9200 acres acquired in 1751 by the honorable Benedict Calvert, member of the council, son of Charles, Fifth Lord Baltimore. Here, with George Washington present, February 4, 1774, Benedict's daughter "Nelly" married John Parke Custis, son of Martha Washington. Birthplace of George Washington Parke Custis, their son, who married Marry Lee Fitzhugh and built "Arlington" on the Potomac.
HM NumberHM1UI
Placed ByMaryland Historical Society
Marker ConditionNo reports yet
Date Added Thursday, October 9th, 2014 at 7:36am PDT -07:00
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Locationbig map
UTM (WGS84 Datum)18S E 341589 N 4292360
Decimal Degrees38.76575000, -76.82333333
Degrees and Decimal MinutesN 38° 45.945', W 76° 49.4'
Degrees, Minutes and Seconds38° 45' 56.70" N, 76° 49' 24.00" W
Driving DirectionsGoogle Maps
Area Code(s)301, 202, 410
Closest Postal AddressAt or near 9539-9699 Rosaryville Rd, Upper Marlboro MD 20772, US
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