Data / Rankings / Crude birth rate, July to June / Counties in Colorado

Counties in Colorado by birth rate (July to June), 2025

Morgan County had the highest birth rate (July to June) of 64 counties in 2025, at 14.95 per 1,000 inhabitants. San Juan County had the lowest, at 3.67 per 1,000 inhabitants. The median was 9.08 per 1,000 inhabitants and the figure for Colorado was 10.9 per 1,000 inhabitants. Source: the U.S. Census Bureau.

Full ranking

Other periods

• 2025
• 2024
• 2023
• 2022
• 2021

About this ranking

Estimated live births from July 1 of the previous year through June 30 of the reported year per 1,000 residents, using the average of the population estimates at the two July 1 endpoints.

Published Census population estimates rate. The year identifies the end of the July-to-June period. These estimates can be revised and differ from calendar-year birth rates.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program: birth rate, July 1 of the previous year to June 30 of the reported year, nation, states and counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Rank Counties in Colorado by birth rate (July to June) using official data, and cite the source.

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Crude birth rate, July to June: other rankings

• US states
• US counties
• Counties in Texas
• Counties in Georgia
• Counties in Virginia
• Counties in Kentucky
• Counties in Missouri
• Counties in Kansas
• Counties in Illinois
• Counties in North Carolina
• Counties in Iowa
• Counties in Tennessee

Counties in Colorado: more rankings

• Asian population share
• Bachelor's degree or higher, population 25 and over
• Live births, July to June
• Black or African American population share
• Crude death rate, July to June
• Deaths, July to June
• Foreign-born population share
• Real GDP growth
• GDP per capita, US dollars
• Gross domestic product (GDP), US dollars
• Hispanic or Latino population share
• Homeownership rate (US, housing units)
• Median age
• Median gross rent (monthly)
• Median home value
• Median household income