St. Joseph Population

1880–2026

7,856

2026 projection

0% since 2020 (no change)

02K4K6K8K10K12K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal 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.
20267,856-370.47%
20257,893-280.35%
20247,921-260.33%
20237,947-340.43%
20227,981-370.46%
20218,018+1622.06%
20207,856-510.64%
20197,907-710.89%
20187,978-640.80%
20178,042+290.36%

Showing 10 of 30 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

St. Joseph has a population change lower than Berrien County, Michigan, and the U.S.

  • United States+3.1%
  • Michigan+0.6%
  • Berrien County−1.3%
  • St. Joseph−2.2%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

St. Joseph Demographics

42.7median age

Median age

Female43.7 yrs
Male42.4 yrs

Adults

7,009
1,881 seniors (65+) · 27% of adults5,128 other adults

Sex

Female 50.3% · 4,020Male 49.7% · 3,966

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 80 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

$84,057median household income

Median household income

$84,057

Half of households earn more, half earn less

Median earnings

$67,365

Typical yearly pay for a worker 25 or older.

Poverty rate

7.3%

About 1 in 14 residents

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

St. Joseph Marital Status

44% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married44%46%41%
Never married37%40%33%
Divorced13%11%15%
Widowed6%3%9%
Separated<1%<1%1%

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