Total Population in Weld County, CO
ACS 2024 5-Year Estimates
350,396
Rank #212/3,222 · #8 in CO
93th
Weld 350,396
CO 5,862,189 -94.0%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Weld County's total population of 350,396 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Weld County for total population.
Nearby Rankings
Full ranking →| #209 | Galveston County, TX | 358,990 |
| #210 | Nueces County, TX | 352,955 |
| #211 | Westmoreland County, PA | 352,500 |
| #212 | Weld County, CO | 350,396 |
| #213 | Somerset County, NJ | 349,846 |
| #214 | Marion County, OR | 349,244 |
| #215 | Spartanburg County, SC | 347,852 |
About Total Population
Weld County, Colorado has a total population of 350,396, ranking #212 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within Colorado, it ranks #8 of 64. This places it in the 93th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.