Most diverse counties in New Hampshire

Written by:
October 16, 2021
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Most diverse counties in New Hampshire

The United States has a longstanding reputation as being a melting pot (or salad bowl), with its diversity manifesting itself across many different demographics. However, some places across the country are notably more heterogeneous than others.

Stacker compiled a list of the most diverse counties in New Hampshire using data from using data from the U.S. Census Bureau. Counties are ranked by the highest Simpson's diversity index score. Simpson's diversity index measures community diversity on a scale of 0 (least diverse) to 1 (most diverse), more on the calculation can be read here.

Think you know which counties in your home state might be the most diverse? Keep reading to see if your predictions are correct.

#10. Carroll County

- Index: 0.056
- Total population: 48,138
- White: 97.2% (46,773)
- Black or African American: 0.5% (226)
- American Indian and Alaska Native: 0.1% (31)
- Asian: 0.7% (327)
- Native Hawaiian and other Pacific Islander: 0.0% (12)
- 2 or more races: 1.5% (725)
- Some other Race: 0.1% (44)

#9. Belknap County

- Index: 0.071
- Total population: 60,887
- White: 96.3% (58,664)
- Black or African American: 0.7% (400)
- American Indian and Alaska Native: 0.4% (217)
- Asian: 0.9% (569)
- Native Hawaiian and other Pacific Islander: 0.0% (10)
- 2 or more races: 1.5% (930)
- Some other Race: 0.2% (97)

#8. Sullivan County

- Index: 0.072
- Total population: 43,104
- White: 96.3% (41,511)
- Black or African American: 0.8% (341)
- American Indian and Alaska Native: 0.3% (144)
- Asian: 0.8% (345)
- Native Hawaiian and other Pacific Islander: 0.0% (0)
- 2 or more races: 1.7% (726)
- Some other Race: 0.1% (37)

#7. Cheshire County

- Index: 0.094
- Total population: 76,042
- White: 95.1% (72,352)
- Black or African American: 0.9% (682)
- American Indian and Alaska Native: 0.2% (147)
- Asian: 1.3% (959)
- Native Hawaiian and other Pacific Islander: 0.1% (39)
- 2 or more races: 2.2% (1,637)
- Some other Race: 0.3% (226)

#6. Rockingham County

- Index: 0.102
- Total population: 306,359
- White: 94.7% (290,182)
- Black or African American: 0.8% (2,550)
- American Indian and Alaska Native: 0.0% (127)
- Asian: 2.1% (6,321)
- Native Hawaiian and other Pacific Islander: 0.0% (26)
- 2 or more races: 1.7% (5,232)
- Some other Race: 0.6% (1,921)

#5. Merrimack County

- Index: 0.114
- Total population: 149,917
- White: 94.1% (141,017)
- Black or African American: 1.4% (2,139)
- American Indian and Alaska Native: 0.3% (427)
- Asian: 2.1% (3,135)
- Native Hawaiian and other Pacific Islander: 0.0% (15)
- 2 or more races: 1.7% (2,608)
- Some other Race: 0.4% (576)

#4. Coos County

- Index: 0.116
- Total population: 31,741
- White: 94.0% (29,822)
- Black or African American: 2.6% (824)
- American Indian and Alaska Native: 0.3% (106)
- Asian: 0.5% (168)
- Native Hawaiian and other Pacific Islander: 0.1% (28)
- 2 or more races: 2.1% (674)
- Some other Race: 0.4% (119)

#3. Strafford County

- Index: 0.140
- Total population: 129,124
- White: 92.6% (119,599)
- Black or African American: 1.0% (1,284)
- American Indian and Alaska Native: 0.1% (94)
- Asian: 3.4% (4,331)
- Native Hawaiian and other Pacific Islander: 0.0% (53)
- 2 or more races: 2.6% (3,372)
- Some other Race: 0.3% (391)

#2. Grafton County

- Index: 0.147
- Total population: 89,777
- White: 92.2% (82,814)
- Black or African American: 1.2% (1,075)
- American Indian and Alaska Native: 0.3% (266)
- Asian: 3.7% (3,331)
- Native Hawaiian and other Pacific Islander: 0.0% (42)
- 2 or more races: 2.2% (1,985)
- Some other Race: 0.3% (264)

#1. Hillsborough County

- Index: 0.197
- Total population: 413,035
- White: 89.4% (369,394)
- Black or African American: 2.9% (12,025)
- American Indian and Alaska Native: 0.1% (477)
- Asian: 4.0% (16,694)
- Native Hawaiian and other Pacific Islander: 0.1% (218)
- 2 or more races: 2.5% (10,392)
- Some other Race: 0.9% (3,835)

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