Jefferson
County in Colorado
County
The population development of Jefferson.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|
| Jefferson | County | 436,550 | 525,395 | 534,543 | 582,944 | 578,533 | → |
| Colorado | State | 3,294,394 | 4,301,261 | 5,029,196 | 5,775,324 | 5,957,493 |
Contents: Incorporated Places
The population development of the incorporated places in Jefferson.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Arvada | City | Jefferson / Adams | 89,823 | 102,383 | 106,759 | 124,354 | 121,873 | → |
| Bow Mar | Town | Arapahoe / Jefferson | 862 | 847 | 849 | 854 | 833 | → |
| Edgewater | City | Jefferson | 4,606 | 5,433 | 5,169 | 5,013 | 4,880 | → |
| Golden | City | Jefferson | 13,002 | 17,147 | 18,890 | 20,415 | 20,151 | → |
| Lakeside | Town | Jefferson | 11 | 20 | 8 | 16 | 15 | → |
| Lakewood | City | Jefferson | 125,968 | 143,945 | 142,592 | 155,999 | 156,868 | → |
| Littleton | City | Arapahoe / Jefferson / Douglas | 33,746 | 40,178 | 41,624 | 45,665 | 44,879 | → |
| Morrison | Town | Jefferson | 447 | 440 | 418 | 398 | 394 | → |
| Mountain View | Town | Jefferson | 550 | 569 | 507 | 539 | 521 | → |
| Superior | Town | Boulder / Jefferson | 294 | 9,061 | 12,481 | 13,095 | 13,654 | → |
| Westminster | City | Jefferson / Adams | 74,166 | 100,674 | 106,142 | 116,654 | 115,302 | → |
| Wheat Ridge | City | Jefferson | 29,387 | 32,765 | 30,179 | 32,401 | 31,999 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.
Further information about the population structure:
| Gender (C 2020) | |
|---|---|
| Males | 290,684 |
| Females | 292,226 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 113,844 |
| 18-64 years | 367,358 |
| 65+ years | 101,708 |
| Age Distribution (C 2020) | |
|---|---|
| 80+ years | 22,014 |
| 70-79 years | 44,796 |
| 60-69 years | 75,400 |
| 50-59 years | 77,743 |
| 40-49 years | 74,021 |
| 30-39 years | 88,827 |
| 20-29 years | 73,562 |
| 10-19 years | 66,999 |
| 0-9 years | 59,548 |
| Urbanization (C 2020) | |
|---|---|
| Rural | 41,669 |
| Urban | 541,241 |
| »Race« (C 2020) | |
|---|---|
| White | 460,764 |
| Black/African American | 7,356 |
| Indigenous | 6,039 |
| Asian | 18,157 |
| Pacific Islander | 536 |
| Some other | 27,086 |
| 2 or more | 62,972 |
| Ethnicity (C 2020) | |
|---|---|
| Hispanic or Latino | 91,514 |
| Other | 491,396 |