As of the census of 2000, there were 1,846 people, 774 households, and 516 families residing in the town. The population density was . There were 1,094 housing units at an average density of . The racial makeup of the town was 98.10% White, 0.49% African American, 0.22% Native American, 0.49% Asian, 0.05% from other races, and 0.65% from two or more races. Hispanic or Latino of any race were 0.92% of the population.
There were 774 households, out of which 27.1% had children under the age of 18 living with them, 54.0% were married couples living together, 7.9% had a female householder with no husband present, and 33.3% were non-families. 24.4% of all households were made up of individuals, and 6.3% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 2.83.
In the town, the population was spread out, with 22.7% under the age of 18, 5.4% from 18 to 24, 30.3% from 25 to 44, 28.8% from 45 to 64, and 12.8% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 103.1 males. For every 100 females age 18 and over, there were 103.6 males.
The median income for a household in the town was $44,893, and the median income for a family was $52,596. Males had a median income of $38,523 versus $26,118 for females. The per capita income for the town was $25,202. About 3.9% of families and 6.4% of the population were below the poverty line, including 8.1% of those under age 18 and 4.2% of those age 65 or over.
Communities and locations in Canadice
- Canadice – The hamlet of Canadice located in the northern part of the town on County Road 37. It was formerly called "Canadice Corners" and was once the only community of note in the town.
- Canadice Hollow – An historic location at the north end of Canadice Lake.
- Canadice Lake – A minor Finger Lake. It is contained entirely within the town.
- Canadice Outlet – A stream flowing out the north end of Canadice Lake.
- Harriet Hollister Spencer State Recreation Area – A state park in the southeast part of the town.
- Hemlock Lake – A minor Finger Lake, forms the west boundary of the town.
- Honeoye Lake – A minor Finger Lake, forms the east boundary of the town.
- Pickett Point a projection into Honeoye Lake.
- West Canadice Corners – A hamlet west of Canadice hamlet.