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

Counties in New Hampshire by birth rate (July to June)

Hillsborough County had the highest birth rate (July to June) of 10 counties in 2021, at 9.67 per 1,000 inhabitants. Carroll County had the lowest, at 5.8 per 1,000 inhabitants. The median was 8.34 per 1,000 inhabitants and the figure for New Hampshire was 8.72 per 1,000 inhabitants. Source: the U.S. Census Bureau.

Highest9.67Hillsborough County
Lowest5.8Carroll County
Median8.3410 counties
New Hampshire8.72History

All counties, 2021

CSVChart (SVG)

Hillsborough CountyHillsborough County: 9.67 per 1,000 inhabitants9.67Strafford CountyStrafford County: 9.13 per 1,000 inhabitants9.13Rockingham CountyRockingham County: 8.84 per 1,000 inhabitants8.84Cheshire CountyCheshire County: 8.83 per 1,000 inhabitants8.83Merrimack CountyMerrimack County: 8.52 per 1,000 inhabitants8.52Sullivan CountySullivan County: 8.17 per 1,000 inhabitants8.17Grafton CountyGrafton County: 7.25 per 1,000 inhabitants7.25Belknap CountyBelknap County: 7.24 per 1,000 inhabitants7.24Coos CountyCoos County: 6.55 per 1,000 inhabitants6.55Carroll CountyCarroll County: 5.8 per 1,000 inhabitants5.8
per 1,000 inhabitants. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2021
per 1,000 inhabitants
1Hillsborough County Estimated9.67
2Strafford County Estimated9.13
3Rockingham County Estimated8.84
4Cheshire County Estimated8.83
5Merrimack County Estimated8.52
6Sullivan County Estimated8.17
7Grafton County Estimated7.25
8Belknap County Estimated7.24
9Coos County Estimated6.55
10Carroll County Estimated5.8

Other periods

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 New Hampshire by birth rate (July to June) using official data, and cite the source.
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Questions

Which county has the highest birth rate (July to June)?

Hillsborough County, with 9.67 per 1,000 inhabitants in 2021, according to the U.S. Census Bureau.

Which county has the lowest birth rate (July to June)?

Carroll County, with 5.8 per 1,000 inhabitants in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: 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. Retrieved 2026-10-08.

Crude birth rate, July to June: other rankings

Counties in New Hampshire: more rankings