Population.us > Counties > Maryland > St. Mary's County

Population of St. Mary's County

Last official estimated population of St. Mary's County was 105,740 (year 2014)[1]. This was 0.033% of total US population and 1.8% of total Maryland state population. Area of St. Mary's County is 764.3 mi² (=1979.4 km²), in this year population density was 138.36 p/mi². If population growth rate would be same as in period 2010-2014 (+0.14%/yr), St. Mary's County population in 2022 would be 106,928 [0].


Historical population

Historical population of St. Mary's County for period 1790-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1790-1800] -1.26 %/yr
[1800-1810] -0.68 %/yr
[1810-1820] +0.14 %/yr
[1820-1830] +0.37 %/yr
[1830-1840] -0.18 %/yr
[1840-1850] +0.35 %/yr
[1850-1860] +1.05 %/yr
[1860-1870] -0.18 %/yr
[1870-1880] +1.26 %/yr
[1880-1890] -0.68 %/yr
[1890-1900] +0.83 %/yr
[1900-1910] -0.09 %/yr
[1910-1920] -0.55 %/yr
[1920-1930] -0.59 %/yr
[1930-1940] -0.38 %/yr
[1940-1950] +7.13 %/yr
[1950-1960] +2.95 %/yr
[1960-1970] +1.99 %/yr
[1970-1980] +2.37 %/yr
[1980-1990] +2.41 %/yr
[1990-2000] +1.27 %/yr
[2000-2005] +2.36 %/yr
[2005-2010] +1.65 %/yr
[2010-2014] +0.14 %/yr

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Demography

Population of St. Mary's County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 3701 3576 7,277
5 to 9 3999 3810 7,809
10 to 14 3848 3877 7,725
15 to 19 3826 3879 7,705
20 to 24 3820 3802 7,622
25 to 29 4046 3776 7,822
30 to 34 3745 3721 7,466
35 to 39 3235 3292 6,527
40 to 44 3483 3647 7,130
45 to 49 4092 4197 8,289
50 to 54 4500 4296 8,796
55 to 59 3695 3659 7,354
60 to 64 2742 2865 5,607
65 to 69 2223 2367 4,590
70 to 74 1654 1707 3,361
75 to 79 1077 1197 2,274
80 to 84 708 836 1,544
85+ 600 884 1,484

St. Mary's County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.

Race Male Female Total
NH 52401 52836 105,237
WAC 45414 44955 90,369
WA 43902 43374 87,276
NHWAC 43198 42754 85,952
NHWA 41819 41300 83,119
BAC 8738 9194 17,932
NHBAC 8439 8894 17,333
BA 7793 8165 15,958
NHBA 7580 7963 15,543
H 2593 2552 5,145
HWAC 2216 2201 4,417
AAC 1893 2416 4,309
HWA 2083 2074 4,157
NHAAC 1802 2340 4,142
TOM 1677 1761 3,438
NHTOM 1525 1608 3,133
AA 1311 1812 3,123
NHAA 1254 1769 3,023
IAC 597 583 1,180
NHIAC 465 460 925
HBAC 299 300 599
IA 256 214 470
HBA 213 202 415
NHIA 188 146 334
HTOM 152 153 305
NAC 137 148 285
HIAC 132 123 255
NHNAC 110 127 237
HAAC 91 76 167
HIA 68 68 136
NA 55 62 117
HAA 57 43 100
NHNA 35 50 85
HNAC 27 21 48
HNA 20 12 32

Counties near St. Mary's County

Charles County population 31.5 mi, 303°
Calvert County 20.9 mi,
Dorchester County 29.9 mi, 61°
Somerset County 38.1 mi, 105°
King George County 34.5 mi, 276°
Westmoreland County 16.7 mi, 242°
Northumberland County 26.4 mi, 161°
Lancaster County 36.2 mi, 169°
Essex County 29.6 mi, 229°
Richmond County 22 mi, 209°


Sources, notices

[0] Calculated by population.us from last known population growth rate, not official data.

[1] County population - 2014, archived from the original, retrieved 02/23/2016

[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016

[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016

[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016

[4] County area, latitude longitude data, retrieved 02/23/2016

[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016

Maryland Notes

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