Which county has the lowest population density?

Yukon-Koyukuk Census Area, Alaska ranks #1 with 0 (2000 Decennial Census).

What are the top 5 counties by population density?

Yukon-Koyukuk Census Area, Alaska, Lake and Peninsula, Alaska, North Slope, Alaska, Loving County, Texas, Yakutat, Alaska.

How many counties are in this ranking?

3,125 counties qualify after filtering for population minimums and data availability. The ranking covers 2000 Decennial Census data.

How is population density measured?

Residents per square mile of land area. Source: US Census Bureau, 2000 Decennial Census.

RANKING · 2000 CENSUS · 125 SHOWN OF 3,125

Most sparsely populated, US counties · 2000

US counties with the fewest residents per square mile (2000).

Flip the list · Most densely populated, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 1990

3001Orange County, FLFL1,528,002993+32%

3002Franklin, VAVA8,4781,008+6%

3003Morris County, NJNJ524,2511,020+12%

3004Duval County, FLFL1,062,9631,021+16%

3005Wyandotte County, KSKS170,5971,041−3%

3006Jackson County, MOMO732,9941,083+3%

3007Monroe County, NYNY750,5061,119+3%

3008Henrico County, VAVA342,7751,122+20%

3009Bexar County, TXTX2,160,0881,123+18%

3010Danville, VAVA41,6471,131−9%

3011Davidson County, TNTN745,9041,132+12%

3012Covington, VAVA5,6801,152−10%

3013New Castle County, DEDE588,0261,173+13%

3014Shelby County, TNTN910,2261,179+9%

3015Seminole County, FLFL491,8841,180+27%

3016Anne Arundel County, MDMD603,3801,180+15%

3017Miami-Dade County, FLFL2,802,0291,186–

3018Salt Lake County, UTUT1,220,9161,193+24%

3019Staunton, VAVA26,8011,197−2%

3020Montgomery County, OHOH539,5981,212−3%

3021Baltimore County, MDMD847,6501,261+9%

3022Sacramento County, CACA1,618,4601,268+18%

3023Santa Clara County, CACA1,914,3911,303+12%

3024Waynesboro, VAVA23,9511,304+5%

3025Monmouth County, NJNJ651,0351,314+11%

3026Summit County, OHOH538,3761,315+5%

3027Contra Costa County, CACA1,170,0701,324+18%

3028Mecklenburg County, NCNC1,233,3831,328+36%

3029Lynchburg, VAVA81,3471,333−1%

3030Lucas County, OHOH423,3471,340−2%

3031Williamsburg, VAVA15,8611,342+4%

3032Broward County, FLFL2,013,3171,349+29%

3033Bristol, VAVA16,4181,349−6%

3034Gwinnett County, GAGA1,018,0991,365+67%

3035Oakland County, MIMI1,288,3371,377+10%

3036Martinsville, VAVA13,8491,407−5%

3037Douglas County, NENE606,4601,420+11%

3038Lake County, ILIL719,3391,453+25%

3039Honolulu County, HIHI988,7031,458+5%

3040Essex County, MAMA826,6531,469+8%

3041Petersburg, VAVA33,7341,485−12%

3042Jefferson Parish, LALA431,3981,514+2%

3043Providence County, RIRI678,1791,518+4%

3044Multnomah County, OROR795,3911,532+13%

3045Fulton County, GAGA1,098,7911,549+26%

3046Montgomery County, PAPA877,6431,553+11%

3047Suffolk County, NYNY1,546,0901,558+7%

3048Mercer County, NJNJ399,2891,563+8%

3049San Mateo County, CACA743,5681,576+9%

3050Radford, VAVA17,2431,639−1%

3051Norfolk County, MAMA739,7491,642+6%

3052Macomb County, MIMI886,2211,644+10%

3053Rockland County, NYNY357,3971,651+8%

3054Prince George's County, MDMD970,3741,661+10%

3055Clayton County, GAGA297,4711,668+30%

3056Tarrant County, TXTX2,248,4661,671+24%

3057Salem, VAVA25,8161,705+4%

3058Virginia Beach, VAVA453,7371,738+8%

3059Allegheny County, PAPA1,225,0351,756−4%

3060Montgomery County, MDMD1,074,5821,771+15%

3061Cobb County, GAGA793,3451,789+36%

3062Middlesex County, MAMA1,669,9791,792+5%

3063Jefferson County, KYKY795,2221,821+4%

3064Fredericksburg, VAVA30,3931,845+1%

3065Alameda County, CACA1,636,6301,958+13%

3066Harris County, TXTX5,045,0261,992+21%

3067St. Louis County, MOMO990,9112,001+2%

3068Franklin County, OHOH1,361,5362,008+11%

3069Hennepin County, MNMN1,284,7842,015+8%

3070Hamilton County, OHOH838,4182,085−2%

3071Bristol County, RIRI50,0012,099+4%

3072Westchester County, NYNY1,015,7432,144+6%

3073Hopewell, VAVA23,2612,159−3%

3074Marion County, ININ992,1962,173+8%

3075Roanoke, VAVA99,1112,232−2%

3076Colonial Heights, VAVA18,7382,247+5%

3077Camden County, NJNJ535,7992,299+1%

3078Harrisonburg, VAVA50,8392,334+32%

3079Los Angeles County, CACA9,694,9342,345+7%

3080Middlesex County, NJNJ883,3352,426+12%

3081Fairfax County, VAVA1,167,8732,480+18%

3082DeKalb County, GAGA774,3942,488+22%

3083Dallas County, TXTX2,661,3972,541+20%

3084Winchester, VAVA28,2722,566+7%

3085Newport News, VAVA183,2302,611+6%

3086Passaic County, NJNJ531,6242,627+8%

3087Lexington, VAVA7,7692,748−1%

3088DuPage County, ILIL934,2982,758+16%

3089Hampton, VAVA137,3152,846+9%

3090Orleans Parish, LALA362,1542,859−2%

3091Delaware County, PAPA580,9372,997+1%

3092Portsmouth, VAVA96,7773,020−3%

3093Cuyahoga County, OHOH1,232,9253,049−1%

3094Richmond, VAVA237,2573,301−3%

3095Ramsey County, MNMN541,6233,357+5%

3096Pinellas County, FLFL948,5633,366+8%

3097Wayne County, MIMI1,769,0383,369−2%

3098Manassas Park, VAVA16,5603,392+53%

3099Fairfax, VAVA26,7723,445+10%

3100Manassas, VAVA44,3323,570+26%

3101Orange County, CACA3,149,5073,590+18%

3102Denver County, COCO740,6133,623+19%

3103Bergen County, NJNJ977,0263,798+7%

3104Milwaukee County, WIWI924,2163,894−2%

3105Charlottesville, VAVA44,3884,397+12%

3106Norfolk, VAVA231,0134,400−10%

3107Nassau County, NYNY1,398,9394,690+4%

3108Falls Church, VAVA15,1595,072+8%

3109Union County, NJNJ601,8635,085+6%

3110St. Louis, MOMO278,1445,641−12%

3111Cook County, ILIL5,194,6255,690+5%

3112Essex County, NJNJ896,3796,295+2%

3113Arlington County, VAVA243,9317,287+11%

3114Richmond County, NYNY501,2907,714+17%

3115Baltimore, MDMD569,9978,044−12%

3116Alexandria, VAVA160,6628,589+15%

3117District of Columbia, DCDC693,6459,359−6%

3118Philadelphia County, PAPA1,574,28111,295−4%

3119Suffolk County, MAMA791,89111,842+4%

3120Hudson County, NJNJ735,03313,183+10%

3121San Francisco County, CACA826,07916,632+7%

3122Queens County, NYNY2,358,18220,505+14%

3123Bronx County, NYNY1,406,33231,597+11%

3124Kings County, NYNY2,653,96335,535+7%

3125New York County, NYNY1,664,86267,843+3%

SHOWING 3,001–3,125 OF 3,125

1 2 3 4 5 6 7

Download CSV (full list, 3,125 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS