| Official Name: | Arena Township, Minnesota |
| Settlement Type: | Township |
| Pushpin Map: | Minnesota#USA |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location within the state of Minnesota |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Minnesota |
| Subdivision Type2: | County |
| Subdivision Name2: | Lac qui Parle |
| Unit Pref: | Imperial |
| Area Total Km2: | 96.1 |
| Area Land Km2: | 95.0 |
| Area Water Km2: | 1.0 |
| Area Total Sq Mi: | 37.1 |
| Area Land Sq Mi: | 36.7 |
| Area Water Sq Mi: | 0.4 |
| Population As Of: | 2000 |
| Population Total: | 153 |
| Population Density Km2: | 1.6 |
| Population Density Sq Mi: | 4.2 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation M: | 329 |
| Elevation Ft: | 1079 |
| Coordinates: | 45.0244°N -96.2817°W |
| Blank Name: | FIPS code |
| Blank Info: | 27-02062[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0663453[2] |
Arena Township (pronounced like the word) is a township in Lac qui Parle County, Minnesota, United States. The population was 153 at the 2000 census.
Arena Township was named after both the Town of Arena and Arena, Wisconsin, which it contains. The township's early pioneers came from this location.[3]
Arena Township was organized in 1880.[4]
According to the United States Census Bureau, the township has a total area of 37.1sqmi, of which 36.7sqmi is land and 0.4sqmi (1.05%) is water.
As of the census of 2000, there were 153 people, 56 households, and 42 families residing in the township. The population density was 4.2sp=usNaNsp=us. There were 60 housing units at an average density of 1.6sp=usNaNsp=us. The racial makeup of the township was 99.35% White and 0.65% African American.
There were 56 households, out of which 42.9% had children under the age of 18 living with them, 67.9% were married couples living together; 1.8% had a female householder with no husband present, and 25.0% were non-families. 17.9% of all households were made up of individuals, and 10.7% had someone living alone who was 65 years of age or older. The average household size was 2.73 and the average family size was 3.19.
In the township the population was spread out, with 30.7% under the age of 18, 7.8% from 18 to 24, 23.5% from 25 to 44, 27.5% from 45 to 64, and 10.5% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 131.8 males. For every 100 females age 18 and over, there were 116.3 males.
The median income for a household in the township was $42,813, and the median income for a family was $46,250. Males had a median income of $23,750 versus $20,000 for females. The per capita income for the township was $15,697. About 7.1% of families and 8.6% of the population were below the poverty line, including none of those under the age of eighteen or sixty five or over.