Louisiana

Across Louisiana, GIS Map currently maps 37 cities and towns that together hold around 1,761,220 residents. The Pelican State is famous for Cajun culture, jazz music, and New Orleans cuisine. The most populous community is New Orleans, with about 371,853 residents in Orleans County, and it has an interactive street, satellite and topographic map. Baton Rouge (222,771) and Shreveport (180,982) follow. The state capital, Baton Rouge, sits in East Baton Rouge County.

County-level coverage in Louisiana includes 64 official Census boundaries, each paired with local demographics. East Baton Rouge Parish is the most populous, with about 452,938 residents. The highest median household income belongs to Ascension Parish at $91,549. Home values peak in Orleans Parish, where the median owner-occupied home is worth about $315,700. By land area, Vernon Parish is the largest at roughly 1,327 square miles. The youngest population, with a median age of 28.6, is found in Lincoln Parish. Among mapped cities with at least 10,000 residents, Mandeville reports the highest median household income at $94,405. All figures come from the U.S. Census Bureau's American Community Survey 2020-2024 five-year estimates.

The terrain in Louisiana changes noticeably from place to place. Ruston is the highest at about 335 feet above sea level, while Kenner is the lowest at about 0 feet. Every mapped city observes Central Time. According to the USDA U.S. General Soil Map, Alfisols are the dominant soil order beneath 19 of the mapped city centers. Federal records list 11 government-owned and 145 leased properties in these cities, the most in Baton Rouge. City maps let you switch on FEMA flood zones, USGS contours and land cover layers.

We also map 121 ZIP code areas in Louisiana, each with its boundary and demographics. The most populated one has about 63,575 residents. The runner-up counts roughly 50,095 people. The densest packs about 39,667 people per square mile. Every page includes drawing and measuring tools plus a click-anywhere inspector that reports the county, ZIP, census tract, school district, flood zone and elevation of any point.