Population density: zip codes ranked in Maryland

Residents per square mile of land (water excluded). Under 50 is rural, a few hundred is small-town, 2,500+ is urban, and 10,000+ is big-city dense. These lists rank zip codes in Maryland with at least 1,000 residents, using the Census Bureau's American Community Survey 5-year estimates.

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Most densely populated zip codes

#	Zip	City	Density	Population
1	21252	Towson	19,538/sq mi	4,865
2	21231	Baltimore	17,265/sq mi	14,969
3	21217	Baltimore	14,525/sq mi	30,792
4	21201	Baltimore	14,415/sq mi	18,307
5	20742	College Park	13,509/sq mi	4,350
6	20712	Mount Rainier	13,100/sq mi	9,563
7	21202	Baltimore	12,799/sq mi	20,683
8	21250	Baltimore	11,567/sq mi	2,834
9	21218	Baltimore	10,167/sq mi	44,014
10	20910	Silver Spring	9,996/sq mi	45,943
11	20912	Takoma Park	9,611/sq mi	25,749
12	21890	Westover	9,370/sq mi	3,289
13	21239	Baltimore	9,330/sq mi	27,346
14	21746	Hagerstown	8,977/sq mi	2,361
15	21216	Baltimore	8,912/sq mi	29,426
16	20710	Bladensburg	8,774/sq mi	9,801
17	20783	Hyattsville	8,620/sq mi	50,333
18	20886	Montgomery Village	8,464/sq mi	34,718
19	21213	Baltimore	8,175/sq mi	28,058
20	20784	Hyattsville	8,172/sq mi	33,831
21	20782	Hyattsville	8,065/sq mi	34,293
22	21229	Baltimore	7,864/sq mi	46,679
23	20737	Riverdale	7,737/sq mi	24,489
24	21215	Baltimore	7,667/sq mi	52,229
25	21214	Baltimore	7,549/sq mi	21,092
26	21223	Baltimore	7,453/sq mi	19,572
27	21212	Baltimore	7,408/sq mi	33,974
28	20814	Bethesda	7,355/sq mi	32,795
29	20903	Silver Spring	7,277/sq mi	24,815
30	20902	Silver Spring	7,174/sq mi	54,261
31	20877	Gaithersburg	6,842/sq mi	38,546
32	20901	Silver Spring	6,813/sq mi	36,435
33	21206	Baltimore	6,742/sq mi	48,902
34	21205	Baltimore	6,345/sq mi	13,013
35	20852	Rockville	5,967/sq mi	48,180
36	20851	Rockville	5,894/sq mi	14,946
37	20815	Chevy Chase	5,666/sq mi	30,505
38	20906	Silver Spring	5,544/sq mi	70,595
39	20781	Hyattsville	5,430/sq mi	13,352
40	21225	Brooklyn	5,272/sq mi	34,062
41	21211	Baltimore	5,221/sq mi	14,969
42	21230	Baltimore	5,220/sq mi	32,977
43	21222	Dundalk	5,165/sq mi	59,407
44	20816	Bethesda	5,090/sq mi	18,140
45	21224	Baltimore	5,090/sq mi	47,465
46	21234	Parkville	4,967/sq mi	66,334
47	20747	District Heights	4,848/sq mi	38,301
48	20895	Kensington	4,709/sq mi	19,184
49	21061	Glen Burnie	4,694/sq mi	57,230
50	21209	Baltimore	4,665/sq mi	30,126
51	21207	Gwynn Oak	4,553/sq mi	47,099
52	21236	Nottingham	4,430/sq mi	39,514
53	21114	Crofton	4,428/sq mi	25,590
54	20745	Oxon Hill	4,396/sq mi	28,605
55	20748	Temple Hills	4,337/sq mi	40,338
56	20904	Silver Spring	4,272/sq mi	58,646
57	20743	Capitol Heights	4,263/sq mi	41,093
58	20722	Brentwood	4,258/sq mi	6,264
59	20706	Lanham	4,240/sq mi	42,612
60	20740	College Park	4,195/sq mi	36,847
61	21045	Columbia	4,128/sq mi	40,034
62	21210	Baltimore	4,100/sq mi	14,134
63	20785	Hyattsville	3,959/sq mi	40,066
64	20770	Greenbelt	3,884/sq mi	28,384
65	21044	Columbia	3,711/sq mi	44,114
66	20746	Suitland	3,589/sq mi	27,156
67	20850	Rockville	3,567/sq mi	50,353
68	20853	Rockville	3,527/sq mi	31,851
69	21403	Annapolis	3,526/sq mi	32,681
70	21133	Randallstown	3,504/sq mi	31,398
71	21228	Catonsville	3,241/sq mi	50,492
72	20878	Gaithersburg	3,233/sq mi	66,115
73	20714	North Beach	3,180/sq mi	4,525
74	21204	Towson	3,169/sq mi	19,845
75	21140	Riva	3,117/sq mi	4,417
76	21227	Halethorpe	3,080/sq mi	34,907
77	21060	Glen Burnie	3,061/sq mi	39,730
78	21767	Maugansville	2,997/sq mi	1,031
79	21208	Pikesville	2,969/sq mi	37,276
80	21009	Abingdon	2,954/sq mi	33,679
81	20707	Laurel	2,948/sq mi	37,278
82	20879	Gaithersburg	2,932/sq mi	25,264
83	21221	Essex	2,893/sq mi	43,487
84	21043	Ellicott City	2,838/sq mi	48,525
85	20723	Laurel	2,832/sq mi	36,866
86	21146	Severna Park	2,820/sq mi	28,591
87	21237	Rosedale	2,793/sq mi	31,425
88	21014	Bel Air	2,782/sq mi	38,707
89	20874	Germantown	2,767/sq mi	62,738
90	21244	Windsor Mill	2,703/sq mi	38,208
91	21075	Elkridge	2,682/sq mi	37,363
92	20817	Bethesda	2,668/sq mi	37,454
93	20832	Olney	2,659/sq mi	25,553
94	21716	Brunswick	2,636/sq mi	7,200
95	21040	Edgewood	2,543/sq mi	24,960
96	21286	Towson	2,543/sq mi	21,853
97	21017	Belcamp	2,483/sq mi	6,648
98	21113	Odenton	2,455/sq mi	36,705
99	20763	Savage	2,440/sq mi	2,601
100	20876	Germantown	2,433/sq mi	26,406

Most sparsely populated zip codes

#	Zip	City	Density	Population
1	21555	Oldtown	15/sq mi	1,470
2	21530	Flintstone	23/sq mi	1,404
3	21561	Swanton	24/sq mi	2,412
4	21871	Westover	26/sq mi	1,764
5	21856	Quantico	31/sq mi	1,037
6	21520	Accident	34/sq mi	1,918
7	21838	Marion Station	34/sq mi	1,873
8	21659	Rhodesdale	37/sq mi	1,601
9	20662	Nanjemoy	38/sq mi	2,129
10	21536	Grantsville	39/sq mi	3,833
11	21531	Friendsville	41/sq mi	2,487
12	20842	Dickerson	43/sq mi	2,369
13	21625	Cordova	43/sq mi	1,766
14	21863	Snow Hill	43/sq mi	5,281
15	21668	Sudlersville	44/sq mi	2,011
16	21657	Queen Anne	45/sq mi	1,354
17	21678	Worton	45/sq mi	1,658
18	21640	Henderson	45/sq mi	1,163
19	21912	Warwick	45/sq mi	1,536
20	21636	Goldsboro	47/sq mi	1,097
21	21539	Lonaconing	53/sq mi	1,975
22	21673	Trappe	55/sq mi	2,843
23	21750	Hancock	55/sq mi	3,417
24	21557	Rawlings	56/sq mi	1,481
25	21651	Millington	56/sq mi	2,290
26	21541	Mc Henry	58/sq mi	1,335
27	21521	Barton	59/sq mi	1,400
28	21874	Willards	60/sq mi	1,693
29	21837	Mardela Springs	66/sq mi	2,891
30	21005	Aberdeen Proving Ground	66/sq mi	2,202
31	21550	Oakland	67/sq mi	13,691
32	21635	Galena	68/sq mi	2,085
33	21851	Pocomoke City	70/sq mi	7,297
34	21623	Church Hill	74/sq mi	2,669
35	20693	Welcome	74/sq mi	1,496
36	21757	Keymar	76/sq mi	2,671
37	21822	Eden	76/sq mi	2,926
38	20664	Newburg	77/sq mi	3,138
39	21661	Rock Hall	79/sq mi	2,613
40	21632	Federalsburg	83/sq mi	6,436
41	21919	Earleville	85/sq mi	3,626
42	21649	Marydel	90/sq mi	1,890
43	21853	Princess Anne	92/sq mi	10,537
44	21849	Parsonsburg	92/sq mi	3,388
45	21658	Queenstown	93/sq mi	3,632
46	21655	Preston	96/sq mi	5,053
47	21617	Centreville	96/sq mi	10,428
48	21780	Sabillasville	98/sq mi	2,159
49	21631	East New Market	101/sq mi	2,429
50	21562	Westernport	105/sq mi	3,032
51	21654	Oxford	106/sq mi	1,179
52	21545	Mount Savage	106/sq mi	1,694
53	21034	Darlington	107/sq mi	2,846
54	21161	White Hall	108/sq mi	5,221
55	21915	Chesapeake City	109/sq mi	2,471
56	21813	Bishopville	109/sq mi	2,999
57	21791	Union Bridge	116/sq mi	5,340
58	21620	Chestertown	116/sq mi	13,810
59	21613	Cambridge	117/sq mi	17,926
60	21643	Hurlock	117/sq mi	5,392
61	21722	Clear Spring	118/sq mi	6,721
62	21629	Denton	123/sq mi	10,252
63	21782	Sharpsburg	126/sq mi	3,704
64	21660	Ridgely	127/sq mi	4,132
65	20677	Port Tobacco	133/sq mi	2,088
66	21111	Monkton	133/sq mi	4,714
67	21779	Rohrersville	135/sq mi	1,311
68	21053	Freeland	135/sq mi	2,929
69	21850	Pittsville	137/sq mi	3,850
70	21758	Knoxville	138/sq mi	4,409
71	21132	Pylesville	141/sq mi	3,160
72	21639	Greensboro	142/sq mi	4,682
73	20622	Charlotte Hall	142/sq mi	5,185
74	20611	Bel Alton	147/sq mi	1,219
75	21155	Upperco	150/sq mi	3,313
76	20776	Harwood	153/sq mi	3,315
77	21756	Keedysville	156/sq mi	3,640
78	21160	Whiteford	157/sq mi	2,441
79	21830	Hebron	158/sq mi	5,200
80	21710	Adamstown	159/sq mi	4,661
81	21773	Myersville	161/sq mi	5,826
82	21154	Street	166/sq mi	6,544
83	20837	Poolesville	166/sq mi	6,699
84	21755	Jefferson	172/sq mi	5,909
85	21776	New Windsor	177/sq mi	6,261
86	21120	Parkton	177/sq mi	7,440
87	21788	Thurmont	178/sq mi	11,654
88	21798	Woodsboro	180/sq mi	2,928
89	21532	Frostburg	184/sq mi	13,647
90	20637	Hughesville	187/sq mi	6,133
91	21787	Taneytown	191/sq mi	11,645
92	21727	Emmitsburg	193/sq mi	6,052
93	21797	Woodbine	198/sq mi	8,643
94	21783	Smithsburg	208/sq mi	9,910
95	21733	Fairplay	218/sq mi	1,275
96	20670	Patuxent River	219/sq mi	2,046
97	20676	Port Republic	223/sq mi	3,218
98	20618	Bushwood	225/sq mi	1,705
99	20711	Lothian	229/sq mi	7,731
100	21601	Easton	230/sq mi	24,671

Population density: zip codes ranked in Maryland

Most densely populated zip codes

Most sparsely populated zip codes

Other rankings