Jefferson County, MT population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Jefferson County increased by 3,016. In this period, the peak population was 13,048 in the year 2023. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 10,032 | - | - |
| 2001 | 10,086 | 54 | 0.54% |
| 2002 | 10,196 | 110 | 1.09% |
| 2003 | 10,293 | 97 | 0.95% |
| 2004 | 10,568 | 275 | 2.67% |
| 2005 | 10,776 | 208 | 1.97% |
| 2006 | 10,884 | 108 | 1.00% |
| 2007 | 11,142 | 258 | 2.37% |
| 2008 | 11,322 | 180 | 1.62% |
| 2009 | 11,501 | 179 | 1.58% |
| 2010 | 11,406 | -95 | -0.83% |
| 2011 | 11,373 | -33 | -0.29% |
| 2012 | 11,319 | -54 | -0.47% |
| 2013 | 11,457 | 138 | 1.22% |
| 2014 | 11,505 | 48 | 0.42% |
| 2015 | 11,576 | 71 | 0.62% |
| 2016 | 11,774 | 198 | 1.71% |
| 2017 | 11,918 | 144 | 1.22% |
| 2018 | 12,084 | 166 | 1.39% |
| 2019 | 12,211 | 127 | 1.05% |
| 2020 | 12,142 | -69 | -0.57% |
| 2021 | 12,468 | 326 | 2.68% |
| 2022 | 12,831 | 363 | 2.91% |
| 2023 | 13,048 | 217 | 1.69% |
TABLE OF CONTENTS
Jefferson County, MT population from 2000 to 2023
From 2000 to 2010, Jefferson County's population increased by 1,374 (13.70%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 9.63%.
From 2010 to 2020, Jefferson County's population increased by 736 (6.45%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.18% .
After the COVID19 pandemic and, between the year 2020 and 2023, Jefferson County's population increased by 906 (7.46%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Jefferson County's population from 2000 to 2023.
The estimated population at the end of 2023 was 13,048.
Between the year 2000 and 2023, Jefferson County's population peaked in year 2023 at 13,048.
Between the year 2000 and 2023, Jefferson County's population was lowest in year 2000 at 10,032.
Jefferson County, MT annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Jefferson County grew year by year for 19 years and declined for 4 years.
From 2000 to 2023, Jefferson County had an average annual population growth rate of 1.31% per year. Overall the population grew 30.06% between 2000 and 2023.
FIGURE 2
Jefferson County annual population growth rate
The average annual growth rate from 2000 to 2023 was 1.31% per year.
From 2021 to 2022 Jefferson County population grew the most, with an increase of 363 people (a 2.91% year-on-year increase)..
From 2009 to 2010 Jefferson County population experienced the most significant decrease, with a decline of 95 people (a 0.83% year-on-year decline).
Things to know
Is Jefferson County, MT population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Jefferson County's population increased by 580 between 2021 and 2023. The increase was 363 (increased) between 2021 and 2022; and increase of 217 (1.69%) between 2022 and 2023.
How has the population of Jefferson County, MT changed in the last 10 years?
Between 2013 and 2023, population of Jefferson County increased by 1,591 (13.89%). The population was highest at 13,048 in the year 2023 and lowest at 11,505 in the year 2014. Overall the average growth rate witnessed for the last 10 years was 1.31%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)