RANKING · 1990 CENSUS · 10 SHOWN OF 10

Most graduate degrees, New Hampshire counties · 1990

New Hampshire counties ranked by the share of adults 25+ holding a graduate or professional degree (1990 ACS). This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

Flip the list · Fewest graduate degrees, US counties →

New HampshireAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPGRADUATE DEGREEVS –

01Grafton County, NHNH93,22510.4%–

02Merrimack County, NHNH158,0788.7%–

03Hillsborough County, NHNH433,4158.3%–

04Cheshire County, NHNH78,2698.1%–

05Rockingham County, NHNH324,0778.1%–

06Strafford County, NHNH135,0437.6%–

07Carroll County, NHNH52,7846.6%–

08Belknap County, NHNH65,1476.1%–

09Sullivan County, NHNH43,9615.6%–

10Coos County, NHNH31,3433.6%–

SHOWING 1–10 OF 10

Download CSV (full list, 10 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS