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Title:               Population Estimate, Total (5-year estimate) in Jefferson County, MT
Series ID:           B03002001E030043
Source:              U.S. Census Bureau
Release:             County Population Estimates By Race And Ethnicity (Not a Press Release)
Seasonal Adjustment: Not Seasonally Adjusted
Frequency:           Annual
Units:               Persons
Date Range:          2009-01-01 to 2022-01-01
Last Updated:        2023-12-07 11:02 AM CST
Notes:               Data obtained from ACS Demographic and Housing Estimates, table DP05.
                     
                     Multiyear estimates from the American Community Survey (ACS) are
                     "period" estimates derived from a data sample collected over a period
                     of time, as opposed to "point-in-time" estimates such as those from
                     past decennial censuses. ACS 5-year estimate includes data collected
                     over a 60-month period. The date of the data is the end of the 5-year
                     period. For example, a value dated 2014 represents data from 2010 to
                     2014. However, they do not describe any specific day, month, or year
                     within that time period.
                     
                     Multiyear estimates require some considerations that single-year
                     estimates do not. For example, multiyear estimates released in
                     consecutive years consist mostly of overlapping years and shared data.
                     The 2010-2014 ACS 5-year estimates share sample data from 2011 through
                     2014 with the 2011-2015 ACS 5-year estimates. Because of this overlap,
                     users should use extreme caution in making comparisons with
                     consecutive years of multiyear estimates.
                     
                     Please see "Section 3: Understanding and Using ACS Single-Year and
                     Multiyear Estimates" on publication page 13 (file page 19) of the 2018
                     ACS General Handbook
                     (https://www.census.gov/content/dam/Census/library/publications/2018/acs/acs_general_handbook_2018.pdf)
                     for a more thorough clarification.

DATE        VALUE
2009-01-01  11105
2010-01-01  11166
2011-01-01  11281
2012-01-01  11360
2013-01-01  11434
2014-01-01  11465
2015-01-01  11502
2016-01-01  11601
2017-01-01  11625
2018-01-01  11778
2019-01-01  11917
2020-01-01  12069
2021-01-01  12057
2022-01-01  12273