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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 1501–1600

Vintage 2025 population estimates · 2026 Gazetteer land area · 3,222 county equivalents · page 16 of 33

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What this part of the ranking shows

This page runs from Jay County, Indiana at 52 people per mi² to Douglas County, Illinois at 48 people per mi². The 100 entries represent 35 state-level jurisdictions. Texas has the most entries on this page (8).

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 1501 through 1600. Population is the July 1, 2025 estimate; density is per square mile of land.
RankCounty / equivalentStatePopulationPer mi²Land mi²
1501Jay CountyIndiana20,11852383.9
1502Jasper CountyIowa38,15352730.4
1503Union CountySouth Carolina26,79952513.6
1504Lauderdale CountyTennessee24,61752471.9
1505Hawaii CountyHawaii210,043524,028.4
1506Austin CountyTexas33,62552646.5
1507Randolph CountyIllinois29,92152575.4
1508Gladwin CountyMichigan26,07752501.8
1509Bradford CountyPennsylvania59,600521,147.4
1510Antrim CountyMichigan24,69852475.7
1511Logan CountyKentucky28,66952552.2
1512Grand Forks CountyNorth Dakota74,501521,436.2
1513Summit CountyColorado31,51752608.3
1514San Jacinto CountyTexas29,48852569.2
1515Clinton CountyMissouri21,66152418.9
1516Monroe CountyWisconsin46,57252900.9
1517Lincoln CountyOregon50,63652981
1518Schuyler CountyNew York16,92452328.3
1519Webster CountyIowa36,83851715.7
1520Giles CountyTennessee31,43351610.9
1521Appomattox CountyVirginia17,17251334.2
1522Franklin CountyAlabama32,44951634
1523Chenango CountyNew York45,71551893.4
1524Clarendon CountySouth Carolina31,04351607.2
1525Rockcastle CountyKentucky16,14851316.6
1526Stephens CountyOklahoma44,31051870.2
1527Hopkins CountyTexas39,06351767.4
1528Cooke CountyTexas44,46151874.8
1529Baker CountyFlorida29,73751585.2
1530Perry CountyIndiana19,38951381.7
1531Independence CountyArkansas38,78551763.7
1532Randolph CountyMissouri24,51351482.7
1533Twin Falls CountyIdaho97,539511,921.7
1534Mingo CountyWest Virginia21,45551423.1
1535Tattnall CountyGeorgia24,37651480.8
1536Macoupin CountyIllinois43,74851863
1537Cherokee CountyTexas53,337511,053
1538Nottoway CountyVirginia15,79651311.9
1539Otsego CountyMichigan26,08051515
1540Wayne CountyGeorgia32,48151641.8
1541Nez Perce CountyIdaho42,90551848.3
1542Brown CountyIndiana15,77751312
1543Abbeville CountySouth Carolina24,83651491.2
1544Polk CountyTexas53,434511,057.1
1545Spencer CountyIndiana20,06151396.9
1546Oceana CountyMichigan27,17751538.1
1547San Benito CountyCalifornia70,082501,388.7
1548Alpena CountyMichigan28,85350571.9
1549Neshoba CountyMississippi28,73250570.1
1550Jackson CountyAlabama54,281501,078
1551Silver Bow CountyMontana36,11850718
1552Meigs CountyOhio21,58750429.5
1553Madison CountyNorth Carolina22,55350449.6
1554Pike CountyAlabama33,68850672.1
1555Polk CountyWisconsin45,80350914.3
1556White CountyIndiana25,16450505.2
1557Orange CountyIndiana19,83450398.4
1558Lee CountyVirginia21,64250435.4
1559Cass CountyNebraska27,65750556.9
1560Addison CountyVermont38,04850766.3
1561Dunklin CountyMissouri26,85550541.9
1562Grenada CountyMississippi20,86849422.1
1563Gallatin CountyMontana128,740492,605.4
1564Clatsop CountyOregon40,92649828.2
1565Decatur CountyGeorgia29,43249597.2
1566Vermilion ParishLouisiana57,671491,172.1
1567Mecklenburg CountyVirginia30,74749625.3
1568Huntingdon CountyPennsylvania43,00149874.6
1569Walla Walla CountyWashington62,361491,270
1570Marshall CountyMississippi34,65449706.2
1571Reno CountyKansas61,539491,255.3
1572Lawrence CountyAlabama33,84349690.7
1573Kerr CountyTexas54,037491,103.3
1574Mesa CountyColorado162,845493,328.7
1575Alleghany CountyNorth Carolina11,47949234.8
1576Carroll CountyTennessee29,20049597.7
1577Wabash CountyIllinois10,90749223.3
1578Hart CountyKentucky20,11749412.7
1579Dodge CountyMinnesota21,37649439.4
1580Butler CountyKansas69,484491,429.7
1581Richmond CountyVirginia9,29449191.5
1582Schoharie CountyNew York30,17649621.8
1583Mille Lacs CountyMinnesota27,75348572.3
1584Hardin CountyTennessee27,98348577.5
1585Laclede CountyMissouri36,94348764.7
1586Jefferson Davis ParishLouisiana31,47148651.5
1587Evangeline ParishLouisiana31,98048662.4
1588Hancock CountyKentucky9,05048187.7
1589Morris CountyTexas12,13348252
1590Scotts Bluff CountyNebraska35,58648739.6
1591Shasta CountyCalifornia181,648483,775.6
1592Rabun CountyGeorgia17,76448370.1
1593Geneva CountyAlabama27,55448574.5
1594Adair CountyKentucky19,42348405.3
1595Iberville ParishLouisiana29,57948617.3
1596Sioux CountyIowa36,77448767.9
1597Jasper CountyGeorgia17,63248368.4
1598Lewis CountyTennessee13,48748282.1
1599Adams CountyOhio27,86548583.9
1600Douglas CountyIllinois19,88048416.7

Read the differences behind ranks 1501–1600

The median density among these 100 entries is 50 people per mi². The first and last entries span 4.7 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

  • Texas8 entries · 8% of this page
  • Indiana6 entries · 6% of this page
  • Alabama5 entries · 5% of this page
  • Georgia5 entries · 5% of this page
  • Kentucky5 entries · 5% of this page
  • Michigan5 entries · 5% of this page

The remaining 29 jurisdictions contribute 66 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.

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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.