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SIDNEY VS.
BLACKWELL
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2025 Compare Cities People:
Sidney, MT vs Blackwell, OK
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Highlights
- Blackwell is 0% more densely populated than Sidney.
- People are 1.5% less likely to be married in Blackwell.
- The Median Age is 0.7 years younger in Blackwell.
Sidney, MT
Blackwell, OK
United States
Population
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6,192
329,725,481
Female Population
51.4%
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50.5%
Male Population
48.6%
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49.5%
Median Age
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37.7
38.4
space3
Population - 2010
5,331
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309,327,143
Population - 2000
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7,668
285,036,114
Population - 1990
5,217
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251,960,433
Pop. 2000 to Now
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-14.9%
15.6%
Pop. 1990 to Now
20.7%
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30.8%
space4
Population Density
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1,110.7
93.4
Land Area
3.3
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3,531,905.4
Water Area
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0.0
264,836.8
space
Est. Total Population By Age
Sidney, MT
Blackwell, OK
United States
Age 0 to 4
6.0%
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5.9%
Age 5 to 9
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7.6%
6.1%
Age 10 to 14
8.6%
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6.6%
Age 15 to 17
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3.3%
3.9%
Age 18 to 20
5.3%
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4.0%
Age 21 to 24
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1.9%
5.2%
Age 25 to 34
14.1%
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13.8%
Age 35 to 44
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10.1%
12.9%
Age 45 to 54
12.2%
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12.6%
Age 55 to 59
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6.4%
6.7%
Age 60 to 64
7.3%
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6.3%
Age 65 to 74
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12.5%
9.6%
Age 75 to 84
2.6%
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4.5%
Age 85 and over
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1.3%
1.9%
space1
Race
Sidney, MT
Blackwell, OK
United States
White
84.0%
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59.4%
Black
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1.0%
12.2%
Asian
0.0%
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5.6%
Native American
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6.7%
0.6%
Hawaiian, Pacific Islander
1.9%
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0.2%
Other
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0.3%
0.4%
Two or More Races
7.0%
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3.2%
Hispanic
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12.9%
18.4%
space2
Marriage & Family
Sidney, MT
Blackwell, OK
United States
Married Population
49.9%
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49.8%
Currently Married
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47.8%
48.0%
Married but Separated
1.7%
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1.8%
Single Population
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50.9%
50.2%
Never Married
28.7%
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33.8%
Divorced
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14.6%
10.8%
Widowed
8.3%
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5.6%
space5
Household Size
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2.61
2.60
Households
2,502
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124,010,992
Family Households
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1,473
80,755,759
Married couple, w/children
28.2%
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30.5%
Married couple, no children
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46.6%
42.9%
Non Family Households
1,033
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43,255,233
Single householder, w/children
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17.9%
15.8%
Single householder, no children
8.4%
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10.8%
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Learn More About Sidney, Montana
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