New Effington
- Population
- 246 (2020)
- Type
- Town
- Area
- 0.26 sq mi (0.68 km²), 0.01 sq mi water
- Median age
- 42.4
- Households
- 213
- Persons per household
- 2.5
- Median household income
- $36,250
- Average house value
- $42,000
- Businesses
- 9
- Employees
- 46
- Government
- TOWN OF NEW EFFINGTON
- Government office
- PO BOX 173, NEW EFFINGTON, SD 57255