100 Largest ZIP Codes in the United States by Population in St. Mary's County, Maryland

Explore the 100 largest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in St. Mary's County, Maryland.

Rank	ZIP Code	City	State	Population
1	20653	LEXINGTON PARK	MD	27,053
2	20659	MECHANICSVILLE	MD	23,346
3	20650	LEONARDTOWN	MD	15,522
4	20619	CALIFORNIA	MD	13,925
5	20636	HOLLYWOOD	MD	11,089
6	20634	GREAT MILLS	MD	7,853
7	20670	PATUXENT RIVER	MD	1,403
8	20620	CALLAWAY	MD	1,325
9	20609	AVENUE	MD	1,240
10	20618	BUSHWOOD	MD	1,087
11	20624	CLEMENTS	MD	990
12	20686	SAINT MARYS CITY	MD	963
13	20690	TALL TIMBERS	MD	843
14	20674	PINEY POINT	MD	807
15	20621	CHAPTICO	MD	775
16	20692	VALLEY LEE	MD	721
17	20628	DAMERON	MD	631
18	20684	SAINT INIGOES	MD	627
19	20680	RIDGE	MD	588
20	20687	SCOTLAND	MD	360
21	20630	DRAYDEN	MD	307
22	20606	ABELL	MD	247
23	20626	COLTONS POINT	MD	239
24	20656	LOVEVILLE	MD	203
25	20667	PARK HALL	MD	159