Lancaster Population

1800–2026

4,150

2026 projection

6.2% since 2020 (increase)

01K2K3K4K5K18001850190019502000

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 Lancaster. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,150+390.95%
20254,111+471.16%
20244,064+80.20%
20234,056+471.17%
20224,009+260.65%
20213,983+761.95%
20203,907+601.56%
20193,847+190.50%
20183,828+100.26%
20173,818-30.08%

Showing 10 of 35 years.

Lancaster Demographics

34median age

Median age

Female38.9 yrs
Male31.4 yrs

Adults

2,933
697 seniors · 24%2,236 other adults

Sex

Female 55.2% · 2,215Male 44.8% · 1,798

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 40 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

Lancaster Income

$43,898median household income

Median household income

$43,898

Half of households earn more, half earn less

Median earnings

$37,759

Typical yearly pay for a worker 25 or older.

Poverty rate

29.1%

About 1 in 3 residents

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

Lancaster Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%51%33%
Never married36%34%37%
Divorced14%9%18%
Widowed7%4%10%
Separated2%3%2%

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