2026 Census Gazetteer

Largest counties by total area

Rankings include both Census land and water measurements. Water can change the order substantially, especially for coastal counties and counties bordering the Great Lakes.

Ranks 3101–3200

3,222 county equivalents · page 32 of 33

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What this part of the ranking shows

This page runs from Ohio County, West Virginia at 109.227 mi² of total area to Salem city, Virginia at 14.623 mi² of total area. The 100 entries represent 14 state-level jurisdictions. Puerto Rico has the most entries on this page (67).

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.

Largest counties by total area, ranks 3101 through 3200. Areas in square miles.
RankCounty / equivalentStateLand mi²Total mi²Water share
3101Ohio CountyWest Virginia106109.22.9%
3102Los Alamos CountyNew Mexico109.1109.20.1%
3103Juana Díaz MunicipioPuerto Rico60.4107.243.7%
3104Guayama MunicipioPuerto Rico65106.839.1%
3105Union CountyNew Jersey102.8105.42.5%
3106Fajardo MunicipioPuerto Rico29.9105.371.6%
3107Gallatin CountyKentucky98.3104.66.1%
3108Richmond CountyNew York57.5102.944.1%
3109Lajas MunicipioPuerto Rico60101.240.7%
3110Robertson CountyKentucky99.6100.10.5%
3111Kings CountyNew York69.496.928.4%
3112Norfolk cityVirginia53.396.444.7%
3113Brooke CountyWest Virginia8992.43.7%
3114Baltimore cityMaryland80.992.112.1%
3115Isabela MunicipioPuerto Rico55.391.839.8%
3116Río Grande MunicipioPuerto Rico60.689.532.3%
3117Hancock CountyWest Virginia82.6886.1%
3118Ohio CountyIndiana86.287.51.5%
3119Yabucoa MunicipioPuerto Rico55.283.233.7%
3120Guánica MunicipioPuerto Rico37.179.553.3%
3121Poquoson cityVirginia15.478.580.4%
3122Coamo MunicipioPuerto Rico78780%
3123San Juan MunicipioPuerto Rico47.97737.8%
3124Santa Isabel MunicipioPuerto Rico34.17755.7%
3125Aguadilla MunicipioPuerto Rico36.575.651.6%
3126Patillas MunicipioPuerto Rico46.675.238%
3127Naguabo MunicipioPuerto Rico51.772.328.5%
3128Humacao MunicipioPuerto Rico44.771.437.4%
3129San Sebastián MunicipioPuerto Rico70.571.31.2%
3130Manatí MunicipioPuerto Rico44.770.636.6%
3131Yauco MunicipioPuerto Rico67.868.40.9%
3132District of ColumbiaDistrict of Columbia61.168.410.6%
3133Vega Baja MunicipioPuerto Rico45.968.232.8%
3134Peñuelas MunicipioPuerto Rico44.767.934.2%
3135Adjuntas MunicipioPuerto Rico66.6670.6%
3136Ciales MunicipioPuerto Rico66.666.70.3%
3137St. Louis cityMissouri61.766.26.7%
3138Loíza MunicipioPuerto Rico19.465.670.5%
3139Guayanilla MunicipioPuerto Rico42.264.234.2%
3140Orocovis MunicipioPuerto Rico63.663.80.2%
3141Richmond cityVirginia59.962.64.2%
3142Hudson CountyNew Jersey46.262.325.9%
3143Camuy MunicipioPuerto Rico46.46225.1%
3144Lares MunicipioPuerto Rico61.461.60.3%
3145Carolina MunicipioPuerto Rico45.460.324.8%
3146Caguas MunicipioPuerto Rico58.659.10.8%
3147Hatillo MunicipioPuerto Rico41.758.728.9%
3148Bronx CountyNew York42.257.426.4%
3149San Germán MunicipioPuerto Rico54.454.50%
3150Rincón MunicipioPuerto Rico14.354.473.7%
3151Dorado MunicipioPuerto Rico23.153.857%
3152San Lorenzo MunicipioPuerto Rico53.153.20.2%
3153Kalawao CountyHawaii1252.877.3%
3154Cayey MunicipioPuerto Rico51.951.90.1%
3155Moca MunicipioPuerto Rico50.450.40%
3156Lynchburg cityVirginia48.949.51.1%
3157Portsmouth cityVirginia33.346.728.7%
3158Luquillo MunicipioPuerto Rico25.846.544.5%
3159Las Marías MunicipioPuerto Rico46.446.50.2%
3160Aguada MunicipioPuerto Rico30.845.532.2%
3161Añasco MunicipioPuerto Rico39.344.912.5%
3162Bristol CountyRhode Island24.144.746.1%
3163Bayamón MunicipioPuerto Rico44.444.60.3%
3164Jayuya MunicipioPuerto Rico44.544.50%
3165Danville cityVirginia42.843.72.1%
3166Roanoke cityVirginia42.542.90.8%
3167Corozal MunicipioPuerto Rico42.542.50%
3168Toa Baja MunicipioPuerto Rico23.341.844.3%
3169Morovis MunicipioPuerto Rico38.938.90.1%
3170Maunabo MunicipioPuerto Rico21.238.444.8%
3171Vega Alta MunicipioPuerto Rico27.737.526.1%
3172Villalba MunicipioPuerto Rico35.6373.8%
3173Maricao MunicipioPuerto Rico36.636.60%
3174Cidra MunicipioPuerto Rico3636.41.2%
3175Sabana Grande MunicipioPuerto Rico36.336.30%
3176Arroyo MunicipioPuerto Rico1535.757.9%
3177Quebradillas MunicipioPuerto Rico22.734.334%
3178Barranquitas MunicipioPuerto Rico34.234.20%
3179Las Piedras MunicipioPuerto Rico33.933.90%
3180New York CountyNew York22.733.933.1%
3181Broomfield CountyColorado3333.51.7%
3182Canóvanas MunicipioPuerto Rico32.9330.4%
3183Aibonito MunicipioPuerto Rico31.331.30.1%
3184Barceloneta MunicipioPuerto Rico18.73139.7%
3185Aguas Buenas MunicipioPuerto Rico30.130.10%
3186Comerío MunicipioPuerto Rico28.428.60.5%
3187Gurabo MunicipioPuerto Rico27.928.31.5%
3188Guaynabo MunicipioPuerto Rico27.627.70.7%
3189Naranjito MunicipioPuerto Rico27.427.71.1%
3190Toa Alta MunicipioPuerto Rico2727.62.1%
3191Juncos MunicipioPuerto Rico26.526.60.5%
3192Arlington CountyVirginia2626.10.4%
3193Petersburg cityVirginia22.722.91%
3194Trujillo Alto MunicipioPuerto Rico20.721.42.9%
3195Staunton cityVirginia19.9200.3%
3196Harrisonburg cityVirginia17.317.40.3%
3197Alexandria cityVirginia14.915.32.7%
3198Florida MunicipioPuerto Rico15.215.20.1%
3199Waynesboro cityVirginia1515.10.9%
3200Salem cityVirginia14.514.60.7%

Read the differences behind ranks 3101–3200

The median total area among these 100 entries is 54.085 mi². The first and last entries span 94.604 square miles. This median describes the entries on this page, not the full national dataset. Pagination is a browsing boundary, not a distinct geographic region.

A difference of one position means only that two entries are adjacent in this ordering. Their actual size difference can be tiny or substantial. Compare the measurements as well as the rank, and use the original square-meter fields when rounded labels appear equal.

Where the entries on this page are located

  • Puerto Rico67 entries · 67% of this page
  • Virginia14 entries · 14% of this page
  • New York4 entries · 4% of this page
  • West Virginia3 entries · 3% of this page
  • Kentucky2 entries · 2% of this page
  • New Jersey2 entries · 2% of this page

The remaining 8 jurisdictions contribute 8 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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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.