The Department of Planning compiles information on population. Annually, the Division of Health Statistics of the Maryland Department of Health publishes Maryland Vital Statistics as well.
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Cities (incorporated) |
Areas (unincorporated) |
Skyline from Federal Hill Park, Baltimore, Maryland, May 2008. Photo by Diane F. Evartt.
Every 10 years, the U.S. Census Bureau conducts the federal national census (U.S. Constitution, Article I, sec. 2). Census figures are essential in determining how much federal funding a state receives, as well as how many U.S. Representatives represent each state in Congress.
In between decennial censuses, the U.S. Census Bureau issues QuickFacts, which shows yearly statistics.
POPULATION GROWTH RATES
*Estimates as of Oct. 2009 from Maryland State Data Center, Dept. of Planning.
*Estimates as of June 2010 from U.S. Census Bureau.
*(defined in 2000)
© Copyright Maryland State Archives
According to the 2020 census, Maryland's population is 6,177,224, ranked 18th in the nation. Maryland's population continues to grow by at least 7% each decade. It is the 22nd fast-growing state in the nation relative to its population.
MARYLAND
2030 (est.)
6,684,260
2020 census
6,177,224
2010 census
5,773,552
2000 census
5,296,486
1990 census
4,780,753
1980 census
4,216,933
1970 census
3,923,897
1960 census
3,100,689
1950 census
2,343,001
1940 census
1,821,244
1930 census
1,631,526
1920 census
1,499,661
1910 census
1,295,346
1900 census
1,188,044
1890 census
1,042,390
1880 census
934,943
1870 census
780,894
1860 census
687,049
1850 census
583,034
1840 census
470,019
1830 census
447,040
1820 census
407,350
1810 census
380,546
1800 census
341,548
1790 census
319,728
1990 census
2000 census
2010 census
2020 projected*
2030 projected*
Allegany County
74,946
74,930
75,087
75,300
75,900
Anne Arundel Co.
427,239
489,656
537,656
556,100
572,800
Baltimore County
692,134
754,292
805,029
842,600
849,000
Calvert County
51,372
74,563
88,737
100,450
105,100
Caroline County
27,035
29,772
33,066
40,300
46,000
Carroll County
123,372
150,897
167,134
197,400
210,700
Cecil County
71,347
85,951
101,108
130,350
155,000
Charles County
101,154
120,546
146,551
177,200
204,200
Dorchester County
30,236
30,674
32,618
36,300
38,850
Frederick County
150,208
195,277
233,385
287,900
331,700
Garrett County
28,138
29,846
30,097
31,600
32,250
Harford County
182,132
218,590
244,826
276,500
283,600
Howard County
187,328
247,842
287,085
312,900
324,100
Kent County
17,842
19,197
20,197
22,200
23,410
Montgomery County
757,027
873,341
971,777
1,075,000
1,141,000
Prince George's Co.
728,553
801,515
863,420
921,900
960,800
Queen Anne's Co.
33,953
40,563
47,798
55,650
61,900
St. Mary's County
75,974
86,211
105,151
130,100
151,500
Somerset County
23,440
24,747
26,470
28,300
29,350
Talbot County
30,549
33,812
37,782
40,050
42,100
Washington County
121,393
131,923
147,430
170,950
189,750
Wicomico County
74,339
84,644
98,733
107,450
117,550
Worcester County
35,028
46,543
51,454
56,250
60,000
Inner Harbor, Baltimore, Maryland, October 2008. Photo by Diane F. Evartt.
OVER 10,000 POPULATION
1990 census
2000 census
2010 census
Baltimore
736,014
651,154
620,961
Frederick
40,148
52,767
65,239
Rockville
44,830
47,388
61,209
Gaithersburg
39,676
52,613
59,933
Bowie
37,642
50,269
54,727
Hagerstown
35,306
36,687
39,662
Annapolis
33,195
35,838
38,394
College Park
23,714
24,657
30,413
Salisbury
20,592
23,743
30,343
Laurel
19,086
19,960
25,115
Greenbelt
20,561
21,456
23,068
Cumberland
23,712
21,518
20,859
Westminster
13,060
16,731
18,590
Hyattsville
13,864
14,733
17,557
Takoma Park
16,724
17,299
16,715
Easton
9,372
11,708
15,945
Elkton
9,073
11,893
15,443
Aberdeen
13,087
13,842
14,959
Havre de Grace
8,952
11,331
12,952
Cambridge
11,514
10,911
12,326
New Carrollton
12,002
12,589
12,135
OVER 20,000 POPULATION
1990 census
2000 census
2010 census
Columbia
75,883
88,254
99,615
Germantown
41,145
55,419
86,395
Silver Spring
76,046
76,540
71,452
Waldorf
15,058
22,312
67,752
Glen Burnie
37,305
38,922
67,639
Ellicott City
41,396
56,397
65,834
Dundalk
65,800
62,306
63,597
Wheaton-Glenmont
53,720
57,694
61,813
Bethesda
62,936
55,277
60,858
Towson
49,445
51,793
55,197
Aspen Hill
45,494
50,228
48,759
Bel Air South
26,421
39,711
47,709
Potomac
45,634
44,822
44,965
Severn
24,499
35,076
44,231
North Bethesda
29,656
38,610
43,828
Catonsville
35,233
39,820
41,567
Essex
40,872
39,078
39,262
Woodlawn
32,907
36,079
37,879
Severna Park
25,879
28,507
37,634
Odenton
12,833
20,534
37,132
Clinton
19,987
26,064
35,970
Oxon Hill-Glassmanor
35,794
35,355
35,017
Olney
23,019
31,438
33,844
Chillum
31,309
34,252
33,513
Randallstown
26,277
30,870
32,430
Montgomery Village
32,315
38,051
32,032
Suitland-Silver Hill
35,111
33,515
31,775
Pikesville
24,815
29,123
30,764
Parkville
31,617
31,118
30,734
Owings Mills
9,474
20,193
30,622
Bel Air North
14,880
25,798
30,568
Eldersburg
9,720
27,741
30,531
Carney
25,578
28,264
29,941
Milford Mill
22,547
26,527
29,042
Perry Hall
22,723
28,705
28,474
Crofton
12,781
20,091
27,348
South Laurel
18,591
20,479
26,112
Reisterstown
19,314
22,438
25,968
Edgewood
23,903
23,378
25,562
Lochearn
25,240
25,269
25,333
Middle River
24,616
23,958
25,191
North Potomac
18,456
23,044
24,410
Scaggsville
24,333
Pasadena
24,287
Fort Washington
24,032
23,845
23,717
Fairland
19,828
21,738
23,681
Ilchester
23,476
Arnold
20,261
23,422
23,106
Greater Landover*
22,900
23,078
Cockeysville
20,776
Arbutus
19,750
20,116
20,483
White Oak
18,671
20,973
17,403
Elkridge
12,953
22,042
15,593
North Laurel
15,008
20,468
4,474
St. Charles
28,717
33,379
South Gate
27,564
28,672
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