Ontario
- Population
- 561 (2020)
- Type
- Village
- Area
- 1 sq mi (2.6 km²), 0.01 sq mi water
- Median age
- 36.7
- Households
- 510
- Persons per household
- 2.7
- Median household income
- $47,109
- Average house value
- $117,000
- Businesses
- 20
- Employees
- 103
- Government
- VILLAGE OF ONTARIO
- Government office
- PO BOX 66, ONTARIO, WI 54651