Terrebonne Parish, Louisiana

Terrebonne Parish population, land area and income

Terrebonne Parish had 103,864 residents in the Census Vintage 2024 estimate, on 1,229.9 square miles of land. It ranks 14th of 64 in Louisiana by population and 5th by land area. That works out to 84.4 people per square mile, near the US average of 96.3, and above the national county median.

The median county-equivalent in Louisiana has 31,591 residents, so Terrebonne Parish is 3.3 times that size.

Its SAIPE 2023 median household income of $62,566 is below the national county median among 3,143 counties with an estimate.

How Terrebonne Parish's population changed since 2020

Terrebonne Parish lost 5,549 residents between the July 2020 and July 2024 estimates, a drop of 5.1%. That ranks 54th of 64 in Louisiana for growth. The median Louisiana county changed by -2.3%, and the state as a whole by -1.2%.

Since the April 2020 estimates base, Terrebonne Parish recorded 5,599 births and 5,207 deaths, a natural change of +392. Net international migration added +1,398 and net domestic migration, people moving to or from other US counties, came to -7,760. The largest single component was domestic migration, which removed 7,760 people.

Where Terrebonne Parish is

The Census internal point of Terrebonne Parish is at 29.334100, -90.843700. It sits in UTM zone 15N. The map shades Louisiana's 64 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Terrebonne Parish outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Terrebonne Parish

One incorporated place of 1,000+ people has residents in Terrebonne Parish, 31,671 people together, or 30% of the county. Each figure counts only the part of the town inside Terrebonne Parish; towns marked "part" extend into another county. The largest is Houma with 31,671.

Counties bordering Terrebonne Parish

The Census 2024 county adjacency file lists 3 neighbors for Terrebonne Parish. The most populous is Lafourche Parish, LA, with 95,342 residents. Distances run between Census internal points in a straight line.

• Lafourche Parish

  95,342 people

  29 mi ENE

• St. Mary Parish

  46,799 people

  43 mi WNW

• Assumption Parish

  20,050 people

  42 mi NNW

Distance to Baton Rouge and the nearest big city

Baton Rouge is 80.3 miles NNW of Terrebonne Parish's internal point in a straight line. The nearest place of 100,000 or more is New Orleans, LA (population 362,701), 73.8 miles away. The nearest place of 10,000 or more is Houma, LA (population 31,671), 18.8 miles away.

Terrebonne Parish FIPS code

The FIPS code of Terrebonne Parish is 22109: state code 22 for Louisiana plus parish code 109. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $62,566.