Baltimore County ZIP Codes

List of ZIP Codes in Baltimore County

The following table lists ZIP Codes associated with Baltimore County, Maryland, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 21013 39.51123 -76.49124 Baldwin 5,985 154.0
2 21023 39.52368 -76.73984 Butler 83 30.0
3 21030 39.49002 -76.6659 Cockeysville 25,312 406.4
4 21031 39.4874 -76.65792 Hunt Valley 25 10.3
5 21051 39.4721 -76.45388 Fork 132 128.2
6 21052 39.20238 -76.44379 Fort Howard 246 236.3
7 21053 39.69296 -76.71567 Freeland 3,018 53.7
8 21057 39.45111 -76.50606 Glen Arm 4,463 108.4
9 21071 39.48516 -76.8081 Glyndon 355 91.3
10 21082 39.48284 -76.46735 Hydes 525 33.7
11 21087 39.44728 -76.41583 Kingsville 5,742 151.5
12 21093 39.43773 -76.64318 Lutherville Timonium 38,895 742.4
13 21105 39.71512 -76.65225 Maryland Line 31 139.0
14 21111 39.57568 -76.58089 Monkton 4,690 51.2
15 21117 39.42719 -76.77795 Owings Mills 61,337 796.9
16 21120 39.64723 -76.67703 Parkton 7,286 67.0
17 21128 39.40526 -76.44628 Perry Hall 14,954 848.3
18 21131 39.50338 -76.57486 Phoenix 7,050 129.4
19 21133 39.37705 -76.81174 Randallstown 31,847 1372.2
20 21136 39.48851 -76.80888 Reisterstown 33,778 232.1
21 21152 39.54905 -76.68107 Sparks Glencoe 6,402 102.1
22 21153 39.41649 -76.707 Stevenson 519 69.9
23 21155 39.57183 -76.80597 Upperco 3,124 54.5
24 21156 39.43752 -76.397 Upper Falls 297 109.2
25 21162 39.39084 -76.40164 White Marsh 4,511 244.3
26 21163 39.34024 -76.85706 Woodstock 7,031 199.1
27 21201 39.29487 -76.62237 Baltimore 17,819 5419.4
28 21202 39.29705 -76.60747 Baltimore 21,506 5139.4
29 21204 39.40353 -76.63024 Towson 19,605 1208.8
30 21205 39.30227 -76.56413 Baltimore 13,665 2572.1
31 21206 39.33932 -76.53706 Baltimore 49,901 2656.6
32 21207 39.32417 -76.72017 Gwynn Oak 49,599 1851.2
33 21208 39.38401 -76.72547 Pikesville 38,108 1171.7
34 21209 39.37261 -76.66802 Baltimore 30,766 1839.4
35 21210 39.35878 -76.63521 Baltimore 14,612 1636.5
36 21211 39.32857 -76.6389 Baltimore 15,481 2084.8
37 21212 39.3678 -76.61456 Baltimore 33,425 2814.2
38 21213 39.31501 -76.57723 Baltimore 27,881 3136.9
39 21214 39.35217 -76.5644 Baltimore 21,295 2942.5
40 21215 39.34578 -76.68367 Baltimore 52,078 2951.9
41 21216 39.3108 -76.67145 Baltimore 27,296 3191.3
42 21217 39.30701 -76.63833 Baltimore 31,125 5668.1
43 21218 39.33031 -76.60235 Baltimore 44,903 4004.5
44 21219 39.23097 -76.44383 Sparrows Point 9,873 314.4
45 21220 39.345 -76.3966 Middle River 42,936 782.8
46 21221 39.29462 -76.44034 Essex 43,536 1118.3
47 21222 39.26424 -76.49537 Dundalk 58,935 1978.1
48 21223 39.28421 -76.65323 Baltimore 19,793 2910.4
49 21224 39.28309 -76.54088 Baltimore 46,949 1943.7
50 21226 39.2078 -76.5627 Curtis Bay 6,593 260.4
51 21227 39.24024 -76.67913 Halethorpe 35,695 1216.1
52 21228 39.27272 -76.74687 Catonsville 49,417 1224.9
53 21229 39.28509 -76.69083 Baltimore 44,687 2906.6
54 21230 39.26651 -76.62213 Baltimore 33,509 2047.8
55 21231 39.28775 -76.592 Baltimore 14,556 6479.1
56 21233 39.29244 -76.60503 Baltimore 0 0.0
57 21234 39.395 -76.53252 Parkville 65,010 1879.6
58 21236 39.38789 -76.48552 Nottingham 39,653 1716.5
59 21237 39.33938 -76.49456 Rosedale 30,851 1058.5
60 21239 39.36517 -76.58709 Baltimore 28,635 3772.5
61 21244 39.3342 -76.78217 Windsor Mill 39,545 1080.1
62 21250 39.25558 -76.71117 Baltimore 3,001 4728.1
63 21251 39.34993 -76.58027 Baltimore 249 812.7
64 21252 39.39413 -76.61144 Towson 4,675 7261.7
65 21285 39.3875 -76.61702 Towson 3 6.5
66 21286 39.41374 -76.57375 Towson 21,782 978.6
67 21287 39.29899 -76.58817 Baltimore 0 0.0


About Baltimore County ZIP Codes

Baltimore County in Maryland (MD) is served by approximately 67 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 1,416,586 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Baltimore County are located in cities such as Baltimore, Parkville, Owings Mills, Dundalk, Gwynn Oak. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Baltimore County, Maryland follow the America/New_York time zone.