Jefferson County Summary

Life in Jefferson County research summary. HomeSnacks has been researching the quality of life in Jefferson County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Jefferson County:

  • The population in Jefferson County is 12,273.

  • The median home value in Jefferson County is $502,446.

  • The median income in Jefferson County is $73,875.

  • The median rent in Jefferson County is $869.

  • The unemployment rate in Jefferson County is 3.4%.

  • The poverty rate in Jefferson County is 5.1%.

  • The average high in Jefferson County is 56.1° and there are 31.0 inches of rainfall annually.

Cities & Towns in Jefferson County

List Of Cities & Towns in Jefferson County

Montana City, MT Population 2,716

Clancy, MT Population 1,970

Boulder, MT Population 1,214

Whitehall, MT Population 1,129

South Hills, MT Population 629

Jefferson City, MT Population 480

Rader Creek, MT Population 401

Basin, MT Population 364

Elkhorn, MT Population 49

Cardwell, MT Population 48

Map Of Jefferson County

Jefferson County, MT Weather

  • The average high in Jefferson County is 56.1°.

  • There are 64.99 nice days each year.

  • Expect an average of 31.0 inches of rain each year with 23.2 inches of snow.

  • There is an average of 5:02 hours of sun each day in Jefferson County.

StatJefferson County
Mean High56.1
Nice Days64.99
Rainfall31.0
Snowfall23.2
Sunny_hours5:02
56.1°
Average High
31.0
Inches of Rain

Jefferson County Photos

Basin Street In Basinc Montana
Source: Wikipedia User Finetooth | GFDL

Jefferson County Demographics

Population over time in Jefferson County

The current population in Jefferson County is 12,273. The population has increased 1.2% from 2019.

Year Population % Change
2022 12,057 -0.1%
2021 12,069 1.3%
2020 11,917 -

Gender in Jefferson County

  • Jefferson County is 48.8% female with 5,991 female residents.

  • Jefferson County is 51.2% male with 6,282 male residents.

Female
48.8% (5,991)
Male
51.2% (6,282)
Gender Jefferson County MT USA
Female 48.8% 49.3% 50.4%
Male 51.2% 50.7% 49.6%

Race / Ethnicity in Jefferson County

Jefferson County is:

  • 91.3% White with 11,205 White residents.

  • 0.3% African American with 37 African American residents.

  • 1.0% American Indian with 123 American Indian residents.

  • 0.4% Asian with 49 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.1% Other with 11 Other residents.

  • 3.9% Two Or More with 482 Two Or More residents.

  • 3.0% Hispanic with 366 Hispanic residents.

White
91.3% (11,205)
African American
0.3% (37)
American Indian
1.0% (123)
Asian
0.4% (49)
Hawaiian
0.0% (0)
Other
0.1% (11)
Two Or More
3.9% (482)
Hispanic
3.0% (366)

Table: Jefferson County By Race

Race Jefferson County MT USA
White 91.3% 84.6% 58.9%
African American 0.3% 0.5% 12.1%
American Indian 1.0% 5.6% 0.6%
Asian 0.4% 0.8% 5.7%
Hawaiian 0.0% 0.1% 0.2%
Other 0.1% 0.4% 0.4%
Two Or More 3.9% 3.9% 3.5%
Hispanic 3.0% 4.2% 18.7%

Household Income For Jefferson County, Montana

  • 3.2% of households in Jefferson County earn Less than $10,000.

  • 1.3% of households in Jefferson County earn $10,000 to $14,999.

  • 6.8% of households in Jefferson County earn $15,000 to $24,999.

  • 7.5% of households in Jefferson County earn $25,000 to $34,999.

  • 11.2% of households in Jefferson County earn $35,000 to $49,999.

  • 20.6% of households in Jefferson County earn $50,000 to $74,999.

  • 10.2% of households in Jefferson County earn $75,000 to $99,999.

  • 17.8% of households in Jefferson County earn $100,000 to $149,999.

  • 10.5% of households in Jefferson County earn $150,000 to $199,999.

  • 10.9% of households in Jefferson County earn $200,000 or more.

Less than $10,000
3.2% (395)
$10,000 to $14,999
1.3% (162)
$15,000 to $24,999
6.8% (836)
$25,000 to $34,999
7.5% (917)
$35,000 to $49,999
11.2% (1,376)
$50,000 to $74,999
20.6% (2,530)
$75,000 to $99,999
10.2% (1,255)
$100,000 to $149,999
17.8% (2,178)
$150,000 to $199,999
10.5% (1,284)
$200,000 or more
10.9% (1,334)
Income Jefferson County MT USA
Less than $10,000 3.2% 4.6% 4.9%
$10,000 to $14,999 1.3% 4.3% 3.8%
$15,000 to $24,999 6.8% 7.7% 7.0%
$25,000 to $34,999 7.5% 8.8% 7.4%
$35,000 to $49,999 11.2% 12.4% 10.7%
$50,000 to $74,999 20.6% 18.3% 16.1%
$75,000 to $99,999 10.2% 13.7% 12.8%
$100,000 to $149,999 17.8% 15.9% 17.1%
$150,000 to $199,999 10.5% 7.0% 8.8%
$200,000 or more 10.9% 7.2% 11.4%

Highest level of educational attainment in Jefferson County for adults over 25

  • 4.0% of adults in Jefferson County completed < 9th grade.

  • 3.0% of adults in Jefferson County completed 9-12th grade.

  • 27.0% of adults in Jefferson County completed high school / ged.

  • 22.0% of adults in Jefferson County completed some college.

  • 12.0% of adults in Jefferson County completed associate's degree.

  • 21.0% of adults in Jefferson County completed bachelor's degree.

  • 8.0% of adults in Jefferson County completed master's degree.

  • 2.0% of adults in Jefferson County completed professional degree.

  • 1.0% of adults in Jefferson County completed doctorate degree.

< 9th Grade
4% (490)
9-12th Grade
3% (368)
High School / GED
27% (3,313)
Some College
22% (2,700)
Associate's Degree
12% (1,472)
Bachelor's Degree
21% (2,577)
Master's Degree
8% (981)
Professional Degree
2% (245)
Doctorate Degree
1% (122)
Education Jefferson County MT USA
< 9th Grade 4% 1% 3%
9-12th Grade 3% 4% 6%
High School / GED 27% 28% 26%
Some College 22% 23% 20%
Associate's Degree 12% 10% 9%
Bachelor's Degree 21% 22% 21%
Master's Degree 8% 8% 10%
Professional Degree 2% 2% 2%
Doctorate Degree 1% 2% 2%

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