• parish
  • FIPS 22055
  • Largest town: Lafayette

Lafayette Parish, Louisiana

Lafayette Parish had 254,241 residents in the Census Vintage 2024 estimate, on 268.8 square miles of land. It ranks 5th of 64 in Louisiana by population and 60th by land area.

Population
254,241
#5 of 64 in Louisiana · #289 in US
Area
268.8 sq mi
#60 of 64 in Louisiana · #2,865 in US
Density
946 / sq mi
#4 of 64 in Louisiana · #169 in US
Median household income
$64,181
#10 of 64 in Louisiana · #1,443 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Lafayette Parish within Louisiana. Pin: Baton Rouge.

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Tools and pages that start from Lafayette Parish

Lafayette Parish population, land area and income

Lafayette Parish had 254,241 residents in the Census Vintage 2024 estimate, on 268.8 square miles of land. It ranks 5th of 64 in Louisiana by population and 60th by land area. That works out to 945.7 people per square mile, 9.8 times the US average of 96.3, and in the top tenth nationally.

The median county-equivalent in Louisiana has 31,591 residents, so Lafayette Parish is 8.0 times that size.

Its SAIPE 2023 median household income of $64,181 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

254,241

3144th1st

289th of 3,144 (US)

Land area

269 sq mi

3144th1st

2865th of 3,144 (US)

Density

945.7 / sq mi

3144th1st

169th of 3,144 (US)

Median household income

$64,181

3143rd1st

1443rd of 3,143 (US)

Rank within Louisiana (64)

Population

254,241

64th1st

5th of 64 (LA)

Land area

269 sq mi

64th1st

60th of 64 (LA)

Density

945.7 / sq mi

64th1st

4th of 64 (LA)

Median household income

$64,181

64th1st

10th of 64 (LA)

How Lafayette Parish's population changed since 2020

Lafayette Parish gained 12,063 residents between the July 2020 and July 2024 estimates, a rise of 5.0%. That ranks 3rd 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, Lafayette Parish recorded 14,012 births and 9,486 deaths, a natural change of +4,526. Net international migration added +3,864 and net domestic migration, people moving to or from other US counties, came to +3,991. The largest single component was natural change, which added 4,526 people.

242.2k2020244.9k2021248.1k2022250.5k2023254.2k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
14,012
Deaths
9,486
Net international migration
+3,864
Net domestic migration
+3,991
Change, July 2023 to July 2024
+3,755

Where Lafayette Parish is

The Census internal point of Lafayette Parish is at 30.206500, -92.064200. 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 Lafayette Parish outlined. Dots are towns of 1,000+ people with residents in it.

Assumption Parish: -4.4%Concordia Parish: -4.2%Jackson Parish: -1.3%De Soto Parish: +1.6%Washington Parish: -0.6%Bienville Parish: -3.9%Caddo Parish: -5.1%Red River Parish: -4.6%Lafayette Parish: +5.0%Webster Parish: -4.6%Calcasieu Parish: -4.4%Allen Parish: -0.8%Rapides Parish: -2.9%Vernon Parish: -5.8%Union Parish: -2.3%St. Tammany Parish: +4.8%West Baton Rouge Parish: +4.3%Winn Parish: -2.3%Beauregard Parish: +0.2%Grant Parish: -0.2%Evangeline Parish: -1.7%Tangipahoa Parish: +4.6%St. Martin Parish: -0.8%Tensas Parish: -6.4%Caldwell Parish: -2.3%Franklin Parish: -3.1%Jefferson Parish: -2.8%Madison Parish: -8.3%Morehouse Parish: -6.6%Jefferson Davis Parish: -2.4%Pointe Coupee Parish: -4.0%Bossier Parish: +1.8%Richland Parish: -1.9%St. Charles Parish: -4.0%Acadia Parish: -1.5%Avoyelles Parish: -3.2%St. Mary Parish: -4.8%East Baton Rouge Parish: -0.6%Lafourche Parish: -2.2%Cameron Parish: -16.8%Terrebonne Parish: -5.1%LaSalle Parish: -0.9%Livingston Parish: +7.0%St. John the Baptist Parish: -6.3%Ouachita Parish: -1.4%Claiborne Parish: -4.0%St. Bernard Parish: +2.1%Orleans Parish: -5.4%St. Landry Parish: -1.8%Plaquemines Parish: -5.0%East Carroll Parish: -6.8%Vermilion Parish: +1.2%East Feliciana Parish: -1.7%Sabine Parish: -1.6%Iberia Parish: -3.6%Ascension Parish: +5.2%Lincoln Parish: -0.1%Natchitoches Parish: -3.8%St. James Parish: -5.0%St. Helena Parish: -0.4%Catahoula Parish: -6.4%West Carroll Parish: -4.5%West Feliciana Parish: -0.7%Iberville Parish: -1.0%
Change 2020 to 2024
  1. < -5.0%
  2. < -3.6%
  3. < -1.7%
  4. < -0.4%
  5. ≥ -0.4%
no data

Orange pin: Lafayette Parish internal point. Dark pin: Baton Rouge.

Internal point

Decimal
30.206500, -92.064200
DMS
30°12'23.40"N 92°03'51.12"W
UTM
15N 590070.3E 3342037.7N
Geohash
9vqec4bvs
Plus code
86296W4P+J8

Towns in Lafayette Parish

6 incorporated places of 1,000+ people have residents in Lafayette Parish, 179,956 people together, or 71% of the county. Each figure counts only the part of the town inside Lafayette Parish; towns marked "part" extend into another county. The largest is Lafayette with 122,280.

  1. 01Lafayette122,280
  2. 02Youngsville19,038
  3. 03Broussard (part)15,109
  4. 04Carencro12,883
  5. 05Scott9,468
  6. 06Duson (part)1,178
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Lafayette Parish

The Census 2024 county adjacency file lists 5 neighbors for Lafayette Parish. The most populous is St. Landry Parish, LA, with 80,869 residents. Distances run between Census internal points in a straight line.

Distance to Baton Rouge and the nearest big city

Baton Rouge is 55.1 miles ENE of Lafayette Parish's internal point in a straight line. The nearest place of 100,000 or more is Lafayette, LA (population 122,280), 2.2 miles away.

Lafayette Parish FIPS code

The FIPS code of Lafayette Parish is 22055: state code 22 for Louisiana plus parish code 055. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $64,181.

Questions people ask

What is the population of Lafayette Parish, Louisiana?

The Census Vintage 2024 estimate for July 1, 2024 is 254,241. That is up 12,063 people (5.0%) from the July 2020 estimate of 242,178.

What is the FIPS code of Lafayette Parish?

22055. The first two digits (22) are Louisiana; the last three (055) identify the parish.

What is the largest town in Lafayette Parish?

Lafayette, with 122,280 residents inside Lafayette Parish in 2024.

Which counties border Lafayette Parish?

5 county-equivalents border it in the Census 2024 adjacency file: St. Landry Parish, LA; Iberia Parish, LA; Vermilion Parish, LA; Acadia Parish, LA; St. Martin Parish, LA.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.