St. Joseph Population

1880–2026

3,664

2026 projection

3.4% since 2020 (decrease)

01K2K3K4K5K18801900192019401960198020002020

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 St. Joseph. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20263,664-250.68%
20253,689-60.16%
20243,695-100.27%
20233,705-280.75%
20223,733-200.53%
20213,753-411.08%
20203,794-621.61%
20193,856-721.83%
20183,928-421.06%
20173,970-350.87%

Showing 10 of 30 years.

St. Joseph Demographics

37.9median age

Median age

Female42.3 yrs
Male32.2 yrs

Adults

2,709
605 seniors · 22%2,104 other adults

Sex

Female 52.4% · 1,979Male 47.6% · 1,799

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 38 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

St. Joseph Income

$120,789median household income

Median household income

$120,789

Half of households earn more, half earn less

Median earnings

$70,174

Typical yearly pay for a worker 25 or older.

Poverty rate

4.1%

About 1 in 24 residents

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

St. Joseph 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%53%50%
Never married27%34%22%
Divorced11%10%12%
Widowed10%2%16%
Separated<1%<1%<1%

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