Eureka, South Dakota

Eureka is a city in western McPherson County, South Dakota, United States, near the North Dakota state line. The population was 813 at the 2020 census.[4]

Eureka
City
City of Eureka
Location in McPherson County and the state of South Dakota
Location in McPherson County and the state of South Dakota
Coordinates: 45°46′15″N 99°37′14″W
CountryUnited States
StateSouth Dakota
CountyMcPherson
PlattedOctober 3, 1887
Incorporated1892[1]
Government
 • MayorDennis Heilman
Area
[2]
 • Total1.00 sq mi (2.59 km2)
 • Land0.93 sq mi (2.42 km2)
 • Water0.07 sq mi (0.17 km2)
Elevation
[3]
1,887 ft (575 m)
Population
 (2020)[4]
 • Total813
 • Estimate 
(2022)[5]
794
 • Density871.38/sq mi (336.45/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
57437
Area code605
FIPS code46-20180
GNIS feature ID1267384[3]
Websiteeurekasd.com

History

Eureka was laid out in 1887, and named "Eureka", a Greek exclamation meaning "I have found it!"[6]

Geography

According to the United States Census Bureau, the city has a total area of 1.00 square mile (2.59 km2), of which 0.93 square miles (2.41 km2) is land and 0.07 square miles (0.18 km2) is water.[7]

Climate
Climate data for Eureka, South Dakota (1991−2020 normals, extremes 1877−present)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 58
(14)		 67
(19)		 85
(29)		 96
(36)		 107
(42)		 107
(42)		 114
(46)		 109
(43)		 107
(42)		 94
(34)		 78
(26)		 62
(17)		 114
(46)
Average high °F (°C) 20.5
(−6.4)		 25.0
(−3.9)		 38.3
(3.5)		 54.3
(12.4)		 66.7
(19.3)		 76.1
(24.5)		 82.1
(27.8)		 81.0
(27.2)		 71.9
(22.2)		 55.5
(13.1)		 38.6
(3.7)		 25.4
(−3.7)		 52.9
(11.6)
Daily mean °F (°C) 11.2
(−11.6)		 15.3
(−9.3)		 27.9
(−2.3)		 41.9
(5.5)		 54.5
(12.5)		 64.5
(18.1)		 70.0
(21.1)		 68.3
(20.2)		 58.9
(14.9)		 43.7
(6.5)		 28.6
(−1.9)		 16.6
(−8.6)		 41.8
(5.4)
Average low °F (°C) 1.8
(−16.8)		 5.6
(−14.7)		 17.5
(−8.1)		 29.6
(−1.3)		 42.2
(5.7)		 52.8
(11.6)		 57.8
(14.3)		 55.6
(13.1)		 45.9
(7.7)		 31.9
(−0.1)		 18.6
(−7.4)		 7.8
(−13.4)		 30.6
(−0.8)
Record low °F (°C) −44
(−42)		 −44
(−42)		 −29
(−34)		 −8
(−22)		 12
(−11)		 29
(−2)		 32
(0)		 29
(−2)		 15
(−9)		 −6
(−21)		 −23
(−31)		 −45
(−43)		 −45
(−43)
Average precipitation inches (mm) 0.36
(9.1)		 0.52
(13)		 0.82
(21)		 1.64
(42)		 3.18
(81)		 3.78
(96)		 3.10
(79)		 2.24
(57)		 1.79
(45)		 1.74
(44)		 0.54
(14)		 0.54
(14)		 20.25
(514)
Average snowfall inches (cm) 6.9
(18)		 7.6
(19)		 8.5
(22)		 4.7
(12)		 0.0
(0.0)		 0.0
(0.0)		 0.0
(0.0)		 0.0
(0.0)		 0.0
(0.0)		 2.0
(5.1)		 6.3
(16)		 8.3
(21)		 44.3
(113)
Average precipitation days (≥ 0.01 in) 4.8 5.0 5.6 6.8 9.1 10.7 8.6 7.1 6.3 6.2 4.2 4.5 78.9
Average snowy days (≥ 0.1 in) 4.4 4.0 3.2 1.2 0.0 0.0 0.0 0.0 0.0 0.6 2.7 4.1 20.2
Source: NOAA[8][9]

Demographics
Historical population
CensusPop.Note%±
1890552—
190096174.1%
19109610.0%
19201,20024.9%
19301,3089.0%
19401,45711.4%
19501,5768.2%
19601,555−1.3%
19701,547−0.5%
19801,360−12.1%
19901,197−12.0%
20001,101−8.0%
2010868−21.2%
2020813−6.3%
2022 (est.)794[5]−2.3%
U.S. Decennial Census[10]
2020 Census[4]

2020 census

As of the census of 2020, there were 813 people.

2010 census

As of the census of 2010, there were 868 people, 452 households, and 240 families living in the city. The population density was 933.3 inhabitants per square mile (360.3/km2). There were 649 housing units at an average density of 697.8 per square mile (269.4/km2). The racial makeup of the city was 98.2% White, 0.2% Asian, and 1.6% from two or more races. Hispanic or Latino people of any race were 1.2% of the population.

There were 452 households, of which 13.9% had children under the age of 18 living with them, 43.6% were married couples living together, 6.2% had a female householder with no husband present, 3.3% had a male householder with no wife present, and 46.9% were non-families. 45.4% of all households were made up of individuals, and 31.4% had someone living alone who was 65 years of age or older. The average household size was 1.80 and the average family size was 2.45.

The median age in the city was 63.5 years. 13.2% of residents were under the age of 18; 2.3% were between the ages of 18 and 24; 9.6% were from 25 to 44; 27.3% were from 45 to 64; and 47.6% were 65 years of age or older. The gender makeup of the city was 43.5% male and 56.5% female.

2000 census

As of the census of 2000, there were 1,101 people, 528 households, and 296 families living in the city. The population density was 1,178.5 inhabitants per square mile (455.0/km2). There were 625 housing units at an average density of 669.0 per square mile (258.3/km2). The racial makeup of the city was 99.00% White, 0.36% Native American, 0.27% Asian, and 0.36% from two or more races.

There were 528 households, out of which 15.5% had children under the age of 18 living with them, 50.6% were married couples living together, 3.4% had a female householder with no husband present, and 43.9% were non-families. 41.7% of all households were made up of individuals, and 29.2% had someone living alone who was 65 years of age or older. The average household size was 1.96 and the average family size was 2.64.

In the city, the population was spread out, with 15.5% under the age of 18, 4.4% from 18 to 24, 14.7% from 25 to 44, 20.0% from 45 to 64, and 45.4% who were 65 years of age or older. The median age was 61 years. For every 100 females, there were 81.4 males. For every 100 females age 18 and over, there were 80.9 males.

The median income for a household in the city was $19,826, and the median income for a family was $30,956. Males had a median income of $23,194 versus $17,000 for females. The per capita income for the city was $13,379. About 11.4% of families and 15.9% of the population were below the poverty line, including 6.5% of those under age 18 and 22.7% of those age 65 or over.

Transportation

Eureka Municipal Airport is a city-owned, public-use airport located two nautical miles (4 km) north of the central business district of Eureka.[11] It is also served by two state highways:

  • SD 10 (South Dakota Highway 10)
  • SD 47 (South Dakota Highway 47)

Notable people

See also

References
  1. "SD Towns" (PDF). South Dakota State Historical Society. Archived from the original (PDF) on February 10, 2010. Retrieved November 2, 2010.
  2. "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved July 24, 2022.
  3. U.S. Geological Survey Geographic Names Information System: Eureka, South Dakota
  4. "Explore Census Data". United States Census Bureau. Retrieved September 8, 2023.
  5. "City and Town Population Totals: 2020-2022". United States Census Bureau. September 8, 2023. Retrieved September 8, 2023.
  6. Federal Writers' Project (1940). South Dakota place-names, v.1-3. University of South Dakota. p. 37.
  7. "US Gazetteer files 2010". United States Census Bureau. Archived from the original on January 25, 2012. Retrieved June 21, 2012.
  8. "NowData - NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved October 13, 2021.
  9. "Station: Eureka, SD". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). National Oceanic and Atmospheric Administration. Retrieved October 13, 2021.
  10. United States Census Bureau. "Census of Population and Housing". Retrieved September 21, 2013.
  11. FAA Airport Form 5010 for 3W8 PDF. Federal Aviation Administration. Effective May 31, 2012.
  12. "Stock Market Weekly".
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