| Official Name: | Anderson, Iowa |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Iowa |
| Pushpin Label: | Anderson |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Iowa |
| Subdivision Type2: | County |
| Subdivision Name2: | Fremont |
| Coordinates: | 40.7983°N -95.6086°W |
| Elevation Ft: | 994 |
| Population As Of: | 2020 |
| Population Total: | 37 |
| Blank Name: | FIPS code |
| Blank Info: | 19-02035 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2583477 |
| Postal Code Type: | ZIP code |
| Postal Code: | 51652[1] |
| Area Code: | 712 |
| Unit Pref: | Imperial |
| Area Footnotes: | [2] |
| Area Total Km2: | 0.85 |
| Area Total Sq Mi: | 0.33 |
| Area Land Km2: | 0.85 |
| Area Water Km2: | 0.00 |
| Area Land Sq Mi: | 0.33 |
| Area Water Sq Mi: | 0.00 |
| Population Density Sq Mi: | 112.46 |
| Population Density Km2: | 43.44 |
Anderson is a CDP in Fremont County, Iowa, United States. In 2020, the population of the CDP was 37.
As of the census of 2020,[3] there were 37 people, 16 households, and 11 families residing in the community. The population density was 112.5 inhabitants per square mile (43.4/km2). There were 20 housing units at an average density of 60.8 per square mile (23.5/km2). The racial makeup of the community was 97.3% White, 0.0% Black or African American, 0.0% Native American, 0.0% Asian, 0.0% Pacific Islander, 0.0% from other races and 2.7% from two or more races. Hispanic or Latino persons of any race comprised 2.7% of the population.
Of the 16 households, 18.8% of which had children under the age of 18 living with them, 62.5% were married couples living together, 6.2% were cohabitating couples, 6.2% had a female householder with no spouse or partner present and 25.0% had a male householder with no spouse or partner present. 31.2% of all households were non-families. 31.2% of all households were made up of individuals, 12.5% had someone living alone who was 65 years old or older.
The median age in the community was 48.2 years. 21.6% of the residents were under the age of 20; 0.0% were between the ages of 20 and 24; 16.2% were from 25 and 44; 56.8% were from 45 and 64; and 5.4% were 65 years of age or older. The gender makeup of the community was 59.5% male and 40.5% female.
While there is no fixed-route transit service in Anderson, intercity bus service is provided by Jefferson Lines in nearby Shenandoah.[4]