St. Thomas

County:: Pembina County
County Seat:: No
Area (mi²):: 1.015
State:: North Dakota

St. Thomas is a city located in Pembina County, North Dakota. St. Thomas has a 2025 population of 307. St. Thomas is currently declining at a rate of -0.65% annually and its population has decreased by -3.76% since the most recent census, which recorded a population of 319 in 2020.

The average household income in St. Thomas is $83,643 with a poverty rate of 8.5%. The median age in St. Thomas is 56 years: 55.5 years for males, and 57.5 years for females.

Demographics

The racial composition of St. Thomas includes 82.35% White, and smaller percentages for other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	252	82.35%
Two or more races	52	16.99%
Other race	2	0.65%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

St. Thomas Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Thomas' average per capita income is $39,250. Household income levels show a median of $67,083. The poverty rate stands at 8.5%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$82,500	-
Non Families	$68,125	$67,668
Households	$67,083	$83,643
Families	$56,786	$100,823

$39,250

Average Income

$67,083

Median Household Income

8.5%

Poverty Rate