Demographics · LA
Lafayette, LA demographics: 121,715 residents, with a median age of 36.9 years, from the U.S. Census Bureau's American Community Survey 2020–2024 (5-year estimates).
121,715people live in Lafayette, at a median age of 36.9 years (American Community Survey 2020–2024, a 5-year average)
Median age 36.9 years — younger than the U.S. median of 38.9.
ACS 2020–2024 5-year · ACS 5-Year Estimates 2020-2024 (released 2026-01-29)
In Lafayette, the largest race group is White (57.1%); 8.1% of residents are Hispanic or Latino (of any race); 7.0% were born outside the United States.
ACS 2020–2024 · B01001 / B01002
The median age in Lafayette is 36.9 years (±1.0), younger than the U.S. median of 38.9 years. The population is 49.0% male and 51.0% female. The largest age band is 25 to 34 at 16.5%.
| Age band | People | Share | ± margin |
|---|---|---|---|
| Under 5 | 7,559 | 6.2% | ±620 |
| 5 to 17 | 17,907 | 14.7% | ±1,061 |
| 18 to 24 | 11,767 | 9.7% | ±864 |
| 25 to 34 | 20,141 | 16.5% | ±1,001 |
| 35 to 44 | 15,480 | 12.7% | ±982 |
| 45 to 54 | 12,591 | 10.3% | ±812 |
| 55 to 64 | 15,256 | 12.5% | ±1,018 |
| 65 to 74 | 12,974 | 10.7% | ±961 |
| 75 and over | 8,040 | 6.6% | ±741 |
Median age by sex: 35.4 (male) · 38.4 (female).
Shares may not sum to 100% due to rounding. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B01001 sex by age, B01002 median age) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B02001 / B03003
The largest race group in Lafayette is White at 57.1% of the population. Separately, 8.1% of residents are Hispanic or Latino of any race.Race and Hispanic origin are two different questions on the census form, so their shares are reported separately and are not additive.
| Race (alone, or two or more) | People | Share | ± margin |
|---|---|---|---|
| White alone | 69,450 | 57.1% | ±1,837 |
| Black or African American alone | 35,385 | 29.1% | ±1,860 |
| American Indian & Alaska Native alone | 128 | 0.1% | ±68 · low precision |
| Asian alone | 2,707 | 2.2% | ±480 |
| Native Hawaiian & Pacific Islander alone | 103 | 0.1% | ±143 · low precision |
| Some other race alone | 1,722 | 1.4% | ±595 |
| Two or more races | 12,220 | 10.0% | ±1,294 |
| Hispanic or Latino (of any race) | 9,853 | 8.1% | ±1,005 |
Race shares may not sum to 100% due to rounding; race and Hispanic origin are separate questions and are not additive. Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B02001 race, B03003 Hispanic or Latino origin) · place-grain · margins of error at the 90% confidence level · methodology →
ACS 2020–2024 · B11001 / B25010
Lafayette has 52,966 households. 56.4% are family households and 34.4% are people living alone. The average household holds 2.25 people.
Total households
52,966
ACS 2020–2024 5-yr · B11001
Avg household size
2.25
ACS 2020–2024 5-yr · B25010 · ±0.05
Family households
56.4%
Share of all households · B11001
Living alone
34.4%
Share of all households · B11001
| Household type | Households | ± margin |
|---|---|---|
| Total households | 52,966 | ±1,073 |
| Family households | 29,858 | ±922 |
| Nonfamily households | 23,108 | ±1,341 |
| Householder living alone | 18,243 | ±1,259 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B11001 household type, B25010 average household size) · place-grain · methodology →
ACS 2020–2024 · B05002 / C16001
7.0% of Lafayette residents were born outside the United States. 89.1% of residents age 5 and over speak only English at home. The most-spoken non-English language at home is Spanish (5.3%).
| Measure | Value | Source / grain |
|---|---|---|
| Foreign-born share | 7.0% | 8,533 people · B05002 |
| Speak only English at home (age 5+) | 89.1% | C16001 |
| Top non-English language at home | 5.3% | Spanish · 6,051 speakers · C16001 |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B05002 place of birth, C16001 language spoken at home) · place-grain · methodology →
ACS 2020–2024 · B15003
41.1% of adults age 25 and over in Lafayette hold a bachelor's degree or higher (the U.S. share is about 35%).
| Measure | Value | Source / grain |
|---|---|---|
| Bachelor's degree or higher (age 25+) | 41.1% | B15003 lines 22–25 over line 1 · place-grain |
Source: U.S. Census Bureau, ACS 5-Year 2020–2024 (B15003 educational attainment, population 25+) · place-grain · methodology →
Sources · provenance
The GEOID for Lafayette is 2240735. Every figure on this page is a place-grain American Community Survey 5-Year 2020–2024 estimate (ACS 5-Year Estimates 2020-2024 (released 2026-01-29)) shown with its margin of error. Full per-dataset detail: /sources/.