Mississippi county map

Mississippi population and land area

Mississippi had 2,943,045 residents in the Census Vintage 2024 estimates, the sum of its counties. That ranks 35th of the 50 states and DC. Its 46,925 square miles of land rank 31st. Mississippi averages 62.7 people per square mile of land, about 1.5 times sparser than the national figure of 96.3. By density it ranks 34th.

Mississippi counties by population, density and income

Each shape is shaded by quintile, darker for higher values. Switch the measure above the map. Select a shape to open that county's page. The pin marks the capital, Jackson.

Largest county in Mississippi by land area

Yazoo County ranks first at 922 square miles and Alcorn County last at 400 square miles. The top value is 2.3 times the bottom one.

Most populous county in Mississippi

Harrison County ranks first at 213,730 residents and Issaquena County last at 1,295 residents. The gap is more than a hundredfold.

Least populous county in Mississippi

The smallest populations, fewest first. Estimates for small counties carry more uncertainty than those for large ones.

Most densely populated county in Mississippi

DeSoto County ranks first at 411.2 people per square mile and Issaquena County last at 3.1 people per square mile. The gap is more than a hundredfold.

Highest median household income in Mississippi

Madison County ranks first at $82,057 and Claiborne County last at $28,579. The top value is 2.9 times the bottom one.

Towns and cities in Mississippi

The Census Vintage 2024 subcounty estimates list 149 incorporated places in Mississippi with 1,000 or more residents, holding 1,423,403 people together, or 48% of the state total. 61 of them have 5,000 or more. The northernmost is Olive Branch at 34.956° N and the southernmost is Waveland at 30.295° N. Among places of 5,000+, Pass Christian grew fastest from July 2020 to July 2024, by 11.8%.

Jackson, the capital

47.6% of Mississippi's place population, 678,229 of 1,423,403 people, lives in places within 100 miles of Jackson. That ranks 39th of 51 for how central the capital is.

See all states in the capital radius ranking and the most remote towns ranking. Sunrise and sunset times for Jackson, month by month, are on the Jackson daylight page.

States bordering Mississippi

Mississippi borders 4 states or districts. The nearest neighboring capital is Baton Rouge, 140 miles SSW of Jackson in a straight line.

UTM zones in Mississippi

The internal points of Mississippi's counties fall in UTM zones 15, 16. Zones are 6 degrees of longitude wide, numbered from 180° W: zone = floor((longitude + 180) / 6) + 1. Because Mississippi spans 2 zones, no single UTM zone covers the whole state.

All 82 counties in Mississippi

Sort by any column. The small orange number marks the top 3 in the state by population.

Download all 82 counties as CSV