Jefferson County CO Information


Jefferson County Subdivisions

Jefferson County CO Data & Demographics (As of July 1, 2018)


Total Population 587,064
Population in Households 578,886
Population in Familes 463,737
Population in Group Qrtrs 8,178
Population Density1 768
Diversity Index2 43


Median Household Income $76,915
Average Household Income $102,320
Per Capita Income $41,789


Total Housing Units 244,556 (100%)
Owner Occupied HU 167,075 (68.3%)
Renter Occupied HU 70,758 (28.9%)
Vacant Housing Units 6,723 ( 2.7%)
Median Home Value $356,664
Average Home Value $408,357


Total Households 237,833
Average Household Size 2.43
Family Households 154,699
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.14% 1.16%
Households 1.05% 1.12%
Families 0.98% 1.07%
Median Household Income   1.69%
Per Capita Income   1.72%


Jefferson County CO - Peer Comparisons by Rank and Percentile

The table below compares Jefferson County to the other 64 counties and county equivalents in Colorado by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 4 95th
Population Density # 4 95th
Diversity Index # 32 52nd
Median Household Income # 5 94th
Per Capita Income # 7 91st

Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.