100 Smallest ZIP Codes in the United States by Population in Montgomery County, Maryland

Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Montgomery County, Maryland.

Rank	ZIP Code	City	State	Population
1	20899	GAITHERSBURG	MD	143
2	20889	BETHESDA	MD	158
3	20839	BEALSVILLE	MD	161
4	20862	BRINKLOW	MD	268
5	20812	GLEN ECHO	MD	282
6	20838	BARNESVILLE	MD	368
7	20880	WASHINGTON GROVE	MD	604
8	20868	SPENCERVILLE	MD	630
9	20896	GARRETT PARK	MD	840
10	20818	CABIN JOHN	MD	1,787
11	20842	DICKERSON	MD	1,927
12	20860	SANDY SPRING	MD	2,279
13	20861	ASHTON	MD	3,031
14	20837	POOLESVILLE	MD	6,651
15	20833	BROOKEVILLE	MD	7,949
16	20841	BOYDS	MD	9,312
17	20872	DAMASCUS	MD	12,932
18	20882	GAITHERSBURG	MD	13,962
19	20851	ROCKVILLE	MD	14,659
20	20855	DERWOOD	MD	16,558
21	20866	BURTONSVILLE	MD	16,680
22	20816	BETHESDA	MD	17,390
23	20905	SILVER SPRING	MD	17,451
24	20895	KENSINGTON	MD	19,273
25	20903	SILVER SPRING	MD	25,324
26	20832	OLNEY	MD	25,488
27	20912	TAKOMA PARK	MD	25,823
28	20876	GERMANTOWN	MD	26,572
29	20871	CLARKSBURG	MD	27,420
30	20879	GAITHERSBURG	MD	27,489
31	20814	BETHESDA	MD	30,234
32	20815	CHEVY CHASE	MD	31,080
33	20853	ROCKVILLE	MD	31,794
34	20886	MONTGOMERY VILLAGE	MD	34,692
35	20901	SILVER SPRING	MD	37,207
36	20817	BETHESDA	MD	37,795
37	20877	GAITHERSBURG	MD	38,524
38	20910	SILVER SPRING	MD	45,072
39	20852	ROCKVILLE	MD	48,379
40	20854	POTOMAC	MD	49,320
41	20850	ROCKVILLE	MD	51,072
42	20902	SILVER SPRING	MD	53,308
43	20904	SILVER SPRING	MD	56,532
44	20874	GERMANTOWN	MD	61,922
45	20878	GAITHERSBURG	MD	65,954
46	20906	SILVER SPRING	MD	71,560