US County Area home

Most densely populated counties

Population per square mile of land, using the latest Census Bureau estimate and Gazetteer land area. Small urban counties and independent cities lead because a large population shares little land.

Ranks 801–900

Vintage 2025 population estimates · 2026 Gazetteer land area · 3,222 county equivalents · page 9 of 33

Download the full dataset

What this part of the ranking shows

This page runs from Alexander County, North Carolina at 142 people per mi² to Worcester County, Maryland at 116 people per mi². The 100 entries represent 35 state-level jurisdictions. Ohio has the most entries on this page (12).

Rank numbers continue across pages and describe the full selected ranking. They are not state ranks. Start at rank 1 for the leading entries, or open a county profile for its state rank and median comparisons.

Most densely populated counties, ranks 801 through 900. Population is the July 1, 2025 estimate; density is per square mile of land.
RankCounty / equivalentStatePopulationPer mi²Land mi²
801Alexander CountyNorth Carolina36,958142260
802Centre CountyPennsylvania157,3931421,107.3
803Clinton CountyMichigan80,432142567.3
804Cheatham CountyTennessee42,778141302.5
805Hancock CountyOhio75,034141531.3
806Rice CountyMinnesota69,939141495.8
807Greene CountyVirginia21,958141155.9
808Yuba CountyCalifornia88,691140632
809Lenoir CountyNorth Carolina55,837140399.1
810Carteret CountyNorth Carolina70,469139507.6
811Manitowoc CountyWisconsin81,710139589.3
812Berkshire CountyMassachusetts128,224138926.9
813Maui CountyHawaii160,5921381,161.5
814Lapeer CountyMichigan89,516138647.5
815Ashtabula CountyOhio96,713138702.4
816Mercer CountyWest Virginia57,503137419
817Montour CountyPennsylvania17,868137130.3
818Columbia CountyPennsylvania66,193137483.3
819Tipton CountyTennessee62,287137455.6
820Liberty CountyGeorgia70,313136516.5
821St. Croix CountyWisconsin98,276136722.2
822Waller CountyTexas69,858136513.4
823Lamar CountyMississippi67,403136496.6
824Surry CountyNorth Carolina72,287136532.6
825Shelby CountyKentucky51,243135379.8
826Union CountyPennsylvania42,313134316
827Bastrop CountyTexas118,908134888.2
828Oconee CountySouth Carolina83,775134626.6
829Lincoln CountySouth Dakota77,145134577.3
830McMinn CountyTennessee57,404133430.1
831New Kent CountyVirginia28,022133210
832Monterey CountyCalifornia433,7291323,281.7
833Scott CountyIndiana25,053132190.4
834Muskingum CountyOhio87,014131664.5
835Isle of Wight CountyVirginia41,321131315.7
836Lenawee CountyMichigan97,779130749.7
837Benton CountyWashington221,7221301,700.1
838Washington CountyOklahoma54,037130415.5
839Grundy CountyIllinois54,052129418.1
840Henry CountyVirginia49,242129382.4
841Bulloch CountyGeorgia86,949129676
842Lumpkin CountyGeorgia36,178129281.4
843Cullman CountyAlabama94,009128734.7
844Butte CountyCalifornia209,2111281,636.5
845Shiawassee CountyMichigan67,681127531.1
846Robeson CountyNorth Carolina119,941127947.3
847Currituck CountyNorth Carolina33,158127261.9
848Potter CountyTexas114,453126908.4
849Pickaway CountyOhio62,978126501.3
850Henry CountyIndiana49,137125391.9
851Athens CountyOhio63,197125504.1
852Powhatan CountyVirginia32,591125260.2
853Van Buren CountyMichigan76,071125607.8
854Chatham CountyNorth Carolina85,111125681.5
855Anderson CountyKentucky25,225125202.3
856Oswego CountyNew York118,569125951.6
857Cache CountyUtah145,0001241,164.7
858Ashland CountyOhio52,523124423
859Montgomery CountyNew York50,046124403.1
860White CountyGeorgia29,802124240.8
861Hart CountyGeorgia28,639123232.4
862Lawrence CountyOhio55,710123453.4
863DeKalb CountyIndiana44,535123362.8
864Payne CountyOklahoma83,889122684.9
865Hawkins CountyTennessee59,559122487.1
866Stearns CountyMinnesota164,1101221,342.9
867Woodbury CountyIowa106,649122872.9
868Knox CountyOhio64,002122525.5
869St. Joseph CountyMichigan60,968122500.6
870Polk CountyOregon90,037122740.9
871Belmont CountyOhio64,434121532.2
872St. Bernard ParishLouisiana45,642121377.5
873Murray CountyGeorgia41,607121344.5
874Snyder CountyPennsylvania39,655121328.8
875Dickson CountyTennessee58,662120489.9
876Riley CountyKansas72,598119609.7
877Bryan CountyGeorgia52,062119437.6
878Greene CountyTennessee73,831119622.2
879Raleigh CountyWest Virginia71,775119605
880Genesee CountyNew York58,416118493
881Maricao MunicipioPuerto Rico4,33611836.6
882Kauai CountyHawaii73,400118619.8
883Huron CountyOhio58,250118492.2
884Fauquier CountyVirginia76,503118648
885Shelby CountyOhio48,065118407.7
886Orange CountyVirginia40,083118340.5
887Madison CountyIdaho55,172118469.3
888Haralson CountyGeorgia33,066117282.2
889Franklin CountyMissouri108,090117922.5
890Nelson CountyKentucky49,036117418.7
891Chautauqua CountyNew York124,1261171,060.4
892Scioto CountyOhio71,365117610.2
893Pima CountyArizona1,074,6851179,188.7
894Bedford CountyTennessee55,273117473.6
895Noble CountyIndiana47,937117410.8
896Madison CountyGeorgia32,919117282.3
897Ionia CountyMichigan66,557116571.3
898Hall CountyNebraska63,633116546.5
899Iberia ParishLouisiana66,846116574.7
900Worcester CountyMaryland54,459116468.3

Read the differences behind ranks 801–900

The median density among these 100 entries is 125 people per mi². The first and last entries span 26 people per square mile. This median describes the entries on this page, not the full national dataset. Pagination is a browsing boundary, not a distinct geographic region.

Adjacent ranks can differ by a handful of residents or by many thousands. Open a county profile for its population trend since 2020, land area, and state comparisons.

Where the entries on this page are located

  • Ohio12 entries · 12% of this page
  • Georgia9 entries · 9% of this page
  • Michigan7 entries · 7% of this page
  • North Carolina7 entries · 7% of this page
  • Tennessee7 entries · 7% of this page
  • Virginia7 entries · 7% of this page

The remaining 29 jurisdictions contribute 51 entries. The list above shows the six most represented, with alphabetical ordering when counts tie.

These counts describe representation in this slice of the ranking. They do not measure a state’s share of national land or population. Compare the first and last county equivalents on this page to inspect land, water, and total area separately.

Read the geographic explanation behind this ranking, or return to the ranking overview for the national distribution and guidance on selecting a measurement.

Find a county

Browse by state for a complete state ranking.

Population rankings use Census Bureau Vintage 2025 estimates; density rankings divide them by original ALAND square meters. Land rankings use original ALAND square meters; total-area rankings use ALAND + AWATER. Exact ties use ascending GEOID. Displayed square-mile values are rounded. Read the methodology.