Custer County | |
---|---|
Coordinates: 46°16′N105°35′W / 46.27°N 105.58°W | |
Country | United States |
State | Montana |
Founded | June 2, 1865 |
Named for | George Armstrong Custer |
Seat | Miles City |
Largest city | Miles City |
Area | |
• Total | 3,793 sq mi (9,820 km2) |
• Land | 3,783 sq mi (9,800 km2) |
• Water | 9.9 sq mi (26 km2) 0.3% |
Population (2020) | |
• Total | 11,867 |
• Estimate (2022) | 12,032 |
• Density | 3.1/sq mi (1.2/km2) |
Time zone | UTC−7 (Mountain) |
• Summer (DST) | UTC−6 (MDT) |
Congressional district | 2nd |
Website | https://custercountymt.com/ |
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Custer County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 11,867. [1] Its county seat is Miles City. [2] The county was established on June 2, 1865, as one of the nine original counties of the Territory of Montana named Big Horn County, [3] and was renamed on February 16, 1877, in honor of Lieutenant Colonel George Armstrong Custer. [4]
According to the United States Census Bureau, the county has a total area of 3,793 square miles (9,820 km2), of which 3,783 square miles (9,800 km2) is land and 9.9 square miles (26 km2) (0.3%) is water. [5]
According to the Köppen Climate Classification system, Custer County has a mostly cold semi-arid climate, abbreviated "BSk" on climate maps.
Climate data for Mizpah, Montana, 1991—2020 normals, extremes 1960—present | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Record high °F (°C) | 69 (21) | 73 (23) | 85 (29) | 92 (33) | 101 (38) | 111 (44) | 112 (44) | 110 (43) | 106 (41) | 96 (36) | 80 (27) | 70 (21) | 112 (44) |
Mean maximum °F (°C) | 51.6 (10.9) | 56.3 (13.5) | 71.9 (22.2) | 81.3 (27.4) | 87.2 (30.7) | 95.8 (35.4) | 102.5 (39.2) | 101.5 (38.6) | 97.1 (36.2) | 84.2 (29.0) | 67.9 (19.9) | 54.2 (12.3) | 104.4 (40.2) |
Mean daily maximum °F (°C) | 32.6 (0.3) | 36.9 (2.7) | 49.7 (9.8) | 61.2 (16.2) | 70.9 (21.6) | 81.1 (27.3) | 91.3 (32.9) | 90.9 (32.7) | 79.4 (26.3) | 62.1 (16.7) | 46.4 (8.0) | 35.2 (1.8) | 61.5 (16.4) |
Daily mean °F (°C) | 19.4 (−7.0) | 23.7 (−4.6) | 35.4 (1.9) | 46.1 (7.8) | 55.8 (13.2) | 65.6 (18.7) | 73.5 (23.1) | 72.0 (22.2) | 61.0 (16.1) | 46.2 (7.9) | 32.3 (0.2) | 21.9 (−5.6) | 46.1 (7.8) |
Mean daily minimum °F (°C) | 6.3 (−14.3) | 10.6 (−11.9) | 21.0 (−6.1) | 31.0 (−0.6) | 40.8 (4.9) | 50.1 (10.1) | 55.6 (13.1) | 53.0 (11.7) | 42.6 (5.9) | 30.4 (−0.9) | 18.3 (−7.6) | 8.6 (−13.0) | 30.7 (−0.7) |
Mean minimum °F (°C) | −23.5 (−30.8) | −15.4 (−26.3) | −4.1 (−20.1) | 13.1 (−10.5) | 24.3 (−4.3) | 36.1 (2.3) | 43.2 (6.2) | 37.6 (3.1) | 25.5 (−3.6) | 12.3 (−10.9) | −6.3 (−21.3) | −17.2 (−27.3) | −32.0 (−35.6) |
Record low °F (°C) | −45 (−43) | −45 (−43) | −40 (−40) | −5 (−21) | 13 (−11) | 21 (−6) | 33 (1) | 31 (−1) | 16 (−9) | −11 (−24) | −29 (−34) | −49 (−45) | −49 (−45) |
Average precipitation inches (mm) | 0.44 (11) | 0.48 (12) | 0.70 (18) | 1.65 (42) | 2.92 (74) | 2.31 (59) | 1.78 (45) | 1.02 (26) | 1.26 (32) | 1.04 (26) | 0.50 (13) | 0.41 (10) | 14.51 (368) |
Average snowfall inches (cm) | 5.6 (14) | 5.0 (13) | 5.4 (14) | 2.2 (5.6) | 0.8 (2.0) | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) | 0.1 (0.25) | 1.6 (4.1) | 3.7 (9.4) | 5.5 (14) | 29.9 (76.35) |
Average precipitation days (≥ 0.01 in) | 6.2 | 6.3 | 6.3 | 8.4 | 10.5 | 10.4 | 8.0 | 5.8 | 6.3 | 7.2 | 5.7 | 5.9 | 87.0 |
Average snowy days (≥ 0.1 in) | 4.7 | 4.4 | 3.2 | 1.3 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 | 3.2 | 4.8 | 22.9 |
Source 1: NOAA [6] | |||||||||||||
Source 2: National Weather Service [7] |
Census | Pop. | Note | %± |
---|---|---|---|
1870 | 38 | — | |
1880 | 2,510 | 6,505.3% | |
1890 | 5,308 | 111.5% | |
1900 | 7,891 | 48.7% | |
1910 | 14,123 | 79.0% | |
1920 | 12,194 | −13.7% | |
1930 | 11,242 | −7.8% | |
1940 | 10,422 | −7.3% | |
1950 | 12,661 | 21.5% | |
1960 | 13,227 | 4.5% | |
1970 | 12,174 | −8.0% | |
1980 | 13,109 | 7.7% | |
1990 | 11,697 | −10.8% | |
2000 | 11,696 | 0.0% | |
2010 | 11,699 | 0.0% | |
2020 | 11,867 | 1.4% | |
2022 (est.) | 12,032 | [8] | 1.4% |
U.S. Decennial Census [9] 1790–1960, [10] 1900–1990, [11] 1990–2000, [12] 2010–2020 [1] |
As of the 2020 census, there were 11,867 people living in the county.[ citation needed ]
As of the 2010 census, there were 11,699 people, 5,031 households, and 3,014 families living in the county. The population density was 3.1 inhabitants per square mile (1.2/km2). There were 5,560 housing units at an average density of 1.5 per square mile (0.58/km2). The racial makeup of the county was 95.5% white, 1.7% American Indian, 0.3% black or African American, 0.3% Asian, 0.1% Pacific islander, 0.5% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 2.2% of the population. In terms of ancestry, 33.6% were German, 18.3% were Irish, 14.3% were American, 14.1% were Norwegian, and 10.6% were English.
Of the 5,031 households, 27.3% had children under the age of 18 living with them, 46.6% were married couples living together, 9.0% had a female householder with no husband present, 40.1% were non-families, and 34.3% of all households were made up of individuals. The average household size was 2.24 and the average family size was 2.88. The median age was 42.1 years.
The median income for a household in the county was $38,913 and the median income for a family was $49,011. Males had a median income of $37,535 versus $26,576 for females. The per capita income for the county was $21,676. About 12.4% of families and 15.7% of the population were below the poverty line, including 19.8% of those under age 18 and 14.6% of those age 65 or over.
Year | Republican | Democratic | Third party(ies) | |||
---|---|---|---|---|---|---|
No. | % | No. | % | No. | % | |
2020 | 4,205 | 71.76% | 1,514 | 25.84% | 141 | 2.41% |
2016 | 3,657 | 70.53% | 1,176 | 22.68% | 352 | 6.79% |
2012 | 3,373 | 62.87% | 1,833 | 34.17% | 159 | 2.96% |
2008 | 3,047 | 55.89% | 2,267 | 41.58% | 138 | 2.53% |
2004 | 3,297 | 65.31% | 1,630 | 32.29% | 121 | 2.40% |
2000 | 3,156 | 64.34% | 1,501 | 30.60% | 248 | 5.06% |
1996 | 2,467 | 46.29% | 2,115 | 39.69% | 747 | 14.02% |
1992 | 2,105 | 37.52% | 1,968 | 35.07% | 1,538 | 27.41% |
1988 | 3,007 | 55.05% | 2,343 | 42.90% | 112 | 2.05% |
1984 | 3,879 | 65.53% | 1,982 | 33.49% | 58 | 0.98% |
1980 | 3,533 | 60.75% | 1,822 | 31.33% | 461 | 7.93% |
1976 | 3,120 | 55.25% | 2,425 | 42.94% | 102 | 1.81% |
1972 | 3,486 | 63.31% | 1,875 | 34.05% | 145 | 2.63% |
1968 | 2,831 | 58.06% | 1,760 | 36.10% | 285 | 5.84% |
1964 | 2,302 | 45.13% | 2,790 | 54.70% | 9 | 0.18% |
1960 | 2,943 | 55.00% | 2,393 | 44.72% | 15 | 0.28% |
1956 | 3,240 | 58.30% | 2,317 | 41.70% | 0 | 0.00% |
1952 | 3,461 | 62.53% | 2,050 | 37.04% | 24 | 0.43% |
1948 | 1,845 | 43.28% | 2,359 | 55.34% | 59 | 1.38% |
1944 | 1,830 | 46.96% | 2,038 | 52.30% | 29 | 0.74% |
1940 | 2,017 | 41.73% | 2,782 | 57.55% | 35 | 0.72% |
1936 | 1,381 | 29.30% | 3,196 | 67.81% | 136 | 2.89% |
1932 | 1,675 | 36.99% | 2,729 | 60.27% | 124 | 2.74% |
1928 | 2,503 | 64.08% | 1,386 | 35.48% | 17 | 0.44% |
1924 | 1,654 | 43.78% | 412 | 10.91% | 1,712 | 45.31% |
1920 | 2,347 | 64.53% | 1,127 | 30.99% | 163 | 4.48% |
1916 | 1,615 | 37.05% | 2,602 | 59.69% | 142 | 3.26% |
1912 | 695 | 21.70% | 1,068 | 33.34% | 1,440 | 44.96% |
1908 | 967 | 60.66% | 531 | 33.31% | 96 | 6.02% |
1904 | 824 | 72.22% | 285 | 24.98% | 32 | 2.80% |
1900 | 980 | 66.94% | 477 | 32.58% | 7 | 0.48% |
1896 | 723 | 51.50% | 676 | 48.15% | 5 | 0.36% |
1892 | 680 | 52.67% | 537 | 41.60% | 74 | 5.73% |
Agriculture (dryland farming) and cattle raising provide the bulk of Custer County economy. [14] Miles City serves as the center of commerce in an area extending for 100 miles in every direction. [15] As of 2009 the county's largest employers were Holy Rosary Healthcare, Sanjel USA, Stockman Bank, and Walmart. [15]
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