The U.S. currently has eight statistical areas that have been delineated by the Office of Management and Budget (OMB). On July 21, 2023, the OMB delineated two combined statistical areas, two metropolitan statistical areas, and four micropolitan statistical areas in . As of 2025, the largest of these is the Boston–Worcester–Providence, MA-RI-NH CSA, comprising the area around Boston; this area includes Manchester, New Hampshire's largest city, and Concord, its capital.

+The eight United States statistical areas and ten counties of the State of New HampshireCombined statistical area2025 population (est.)Core-based statistical area2025 population (est.)County2025 population (est.)Metropolitan division2025 population (est.)Boston–Worcester–Providence, MA-RI-NH CSA8,521,0631,115,760 ()Boston–Cambridge–Newton, MA-NH MSA5,034,221459,120 (NH)Middlesex County, Massachusetts1,669,979Cambridge–Newton–Framingham, MA MD2,496,632Essex County, Massachusetts826,653Suffolk County, Massachusetts791,891Boston, MA MD2,078,469Norfolk County, Massachusetts739,749Plymouth County, Massachusetts546,829Rockingham County, New Hampshire324,077Rockingham County–Strafford County, NH MD459,120Strafford County, New Hampshire135,043Providence–Warwick, RI-MA MSA1,708,161Providence County, Rhode Island678,179noneBristol County, Massachusetts593,640Kent County, Rhode Island173,495Washington County, Rhode Island129,795Newport County, Rhode Island83,051Bristol County, Rhode Island50,001Worcester, MA MSA888,502Worcester County, Massachusetts888,502Manchester–Nashua, NH MSA433,415Hillsborough County, New Hampshire433,415Barnstable Town, MA MSA233,539Barnstable County, Massachusetts233,539Concord, NH μSA158,078Merrimack County, New Hampshire158,078Laconia, NH μSA65,147Belknap County, New Hampshire65,147noneLebanon–Claremont, NH-VT μSA224,500137,186 (NH)Grafton County, New Hampshire93,225Windsor County, Vermont57,312Sullivan County, New Hampshire43,961Orange County, Vermont30,002Keene–Brattleboro, NH-VT CSA123,47378,269 (NH)Keene, NH μSA78,269Cheshire County, New Hampshire78,269Brattleboro, VT μSA45,204Windham County, Vermont45,204noneCarroll County, New Hampshire52,784Coös County, New Hampshire31,343State of New Hampshire1,415,342

+The six core-based statistical areas of the State of New Hampshire2025 rankCore-based statistical areaPopulation2025 estimateChange2020 CensusChange2010 CensusBoston–Cambridge–Newton, MA-NH MSA (NH)Manchester–Nashua, NH MSAConcord, NH μSALebanon–Claremont, NH-VT μSA (NH)Keene, NH μSALaconia, NH μSABoston–Cambridge–Newton, MA-NH MSALebanon–Claremont, NH-VT μSA

+The two combined statistical areas of the State of New Hampshire2025 rankCombined statistical areaPopulation2025 estimateChange2020 CensusChange2010 CensusBoston–Worcester–Providence, MA-RI-NH CSA (NH)Keene–Brattleboro, NH-VT CSA (NH)Boston–Worcester–Providence, MA-RI-NH CSAKeene–Brattleboro, NH-VT CSA

See also

Geography of New Hampshire Demographics of New Hampshire

Notes

References

External links

Office of Management and Budget United States Census Bureau