Lafayette Population

1890–2026

30,150

2026 projection

0.8% since 2020 (decrease)

05K10K15K20K25K30K35K1900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Lafayette. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202630,150+340.11%
202530,116-4111.35%
202430,527+190.06%
202330,508-2620.85%
202230,770+630.21%
202130,707+3171.04%
202030,390+1,8956.65%
201928,495+5351.91%
201827,960+6892.53%
201727,271-1830.67%

Showing 10 of 29 years.

Lafayette Demographics

39.1median age

Median age

Female39.4 yrs
Male38.8 yrs

Adults

23,970
4,929 seniors · 21%19,041 other adults

Sex

Female 50.6% · 15,474Male 49.4% · 15,128

Population by age

MaleFemale85+ years, male: 15185+ years, female: 25380–84 years, male: 24280–84 years, female: 41375–79 years, male: 29475–79 years, female: 39870–74 years, male: 51570–74 years, female: 70365–69 years, male: 99265–69 years, female: 96860–64 years, male: 85660–64 years, female: 89755–59 years, male: 98755–59 years, female: 90850–54 years, male: 1,01450–54 years, female: 87145–49 years, male: 1,05545–49 years, female: 1,02140–44 years, male: 1,25440–44 years, female: 1,15035–39 years, male: 1,07435–39 years, female: 1,31230–34 years, male: 1,29230–34 years, female: 1,11325–29 years, male: 1,11625–29 years, female: 1,01220–24 years, male: 65020–24 years, female: 71715–19 years, male: 97415–19 years, female: 87210–14 years, male: 95710–14 years, female: 1,1915–9 years, male: 8645–9 years, female: 9130–4 years, male: 8410–4 years, female: 76285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 306 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Lafayette Income

$119,040median household income

Median household income

$119,040

Half of households earn more, half earn less

Median earnings

$71,338

Typical yearly pay for a worker 25 or older.

Poverty rate

5.6%

About 1 in 18 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Lafayette Marital Status

52% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married52%51%52%
Never married32%35%28%
Divorced13%12%14%
Widowed3%1%5%
Separated<1%<1%<1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year