Eureka is a city located in McPherson County South Dakota. With a 2023 population of 795, it is the 95th largest city in South Dakota and the 16286th largest city in the United States.Eureka is currently declining at a rate of -0.75% annually and its population has decreased by -2.21% since the most recent census, which recorded a population of 813 in 2020. Spanning over 1 miles, Eureka has a population density of 852 people per square mile.
The average household income in Eureka is $46,623 with a poverty rate of 13.07%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Eureka is 57.2 years, 54.3 years for males, and 59.1 years for females.
According to the most recent ACS, the racial composition of Eureka was:
White
Black or African American
Asian
Two or more races
Native American
Native Hawaiian or Pacific Islander
Other race
2.91
Average Family Size
1.89
Average Household Size
73.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 100%.
All
Male
Female
$31,420
Average Earnings
$44,632
Average Male
$23,125
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
89.13% of Eureka residents speak only English, while 10.87% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 7.21% of the population.
rate
13.07%
Overall Poverty Rate
7.54%
Male Poverty Rate
16.06%
Female Poverty Rate
The race most likely to be in poverty in Eureka is Black, with 266.67% below the poverty level.
The race least likely to be in poverty in Eureka is White, with 9.28% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.48%. Among those working part-time, it was 16.35%, and for those that did not work, the poverty rate was 16.08%.
rate
rate
Households
Families
MarriedFamilies
NonFamilies
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
44.2%
Overall Marriage Rate
52.2%
Male Marriage Rate
38.0%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
87
Number of Veterans
87
Male Veterans
Female Veterans
count
count
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
13.92%
Veteran Disability Rate
LaborForceParticipation
51%
Labor Force Participation
50.4%
Employment Rate
1.2%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
82.29%
Born in Eureka
118.45%
Native Born
3.57%
Foreign Born
1.35%
Non Citizen
2.21%
Naturalized
118.45% of Eureka residents were born in the United States, with 82.29% having been born in South Dakota. 1.35% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.