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Linn Grove, Iowa
Linn grove iowa.jpg
Location of Linn Grove, Iowa
Location of Linn Grove, Iowa
Country  United States
State  Iowa
County Buena Vista
 • Total 0.58 sq mi (1.51 km2)
 • Land 0.56 sq mi (1.45 km2)
 • Water 0.03 sq mi (0.07 km2)
1,276 ft (389 m)
 • Total 163
 • Density 279.6/sq mi (107.95/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
Area code(s) 712
FIPS code 19-45480
GNIS feature ID 0458415

Linn Grove is a city in Buena Vista County, Iowa, United States. The population was 163 at the time of the 2020 census. The nearby Chan-Ya-Ta Site contains the remains of a 1000-year-old prehistoric village, and is on the National Register of Historic Places.


A post office called Linn Grove has been in operation since 1877. Linn Grove was named for a grove of linden trees near the town site.


Linn Grove is located at 42°53′33″N 95°14′31″W / 42.89250°N 95.24194°W / 42.89250; -95.24194 (42.892537, -95.241992). It is situated near the Little Sioux River.

According to the United States Census Bureau, the city has a total area of 0.61 square miles (1.58 km2), of which, 0.58 square miles (1.50 km2) is land and 0.03 square miles (0.08 km2) is water.


Historical populations
Year Pop. ±%
1920 433 —    
1930 360 −16.9%
1940 402 +11.7%
1950 320 −20.4%
1960 330 +3.1%
1970 240 −27.3%
1980 205 −14.6%
1990 194 −5.4%
2000 211 +8.8%
2010 154 −27.0%
2020 163 +5.8%
Source: and Iowa Data Center
U.S. Decennial Census

2010 census

As of the census of 2010, there were 154 people, 81 households, and 42 families residing in the city. The population density was 265.5 inhabitants per square mile (102.5/km2). There were 93 housing units at an average density of 160.3 per square mile (61.9/km2). The racial makeup of the city was 96.8% White, 0.6% African American, and 2.6% from other races. Hispanic or Latino of any race were 8.4% of the population.

There were 81 households, of which 17.3% had children under the age of 18 living with them, 44.4% were married couples living together, 2.5% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 48.1% were non-families. 45.7% of all households were made up of individuals, and 16% had someone living alone who was 65 years of age or older. The average household size was 1.90 and the average family size was 2.67.

The median age in the city was 51.7 years. 16.9% of residents were under the age of 18; 4.5% were between the ages of 18 and 24; 12.9% were from 25 to 44; 48.6% were from 45 to 64; and 16.9% were 65 years of age or older. The gender makeup of the city was 48.1% male and 51.9% female.


Sioux Central Community School District serves the community;

Previously it was served by the Linn Grove School District. In the early 1960s it consolidated with the Peterson School District to form the Sioux Valley School District. On July 1, 1993 the Sioux Valley district merged with the Sioux Rapids-Rembrandt School District to form the Sioux Central district.

Notable people

  • Stell Andersen, classical pianist
  • Rick Grapenthin, baseball player.
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