Cordaville is a census-designated place (CDP) in the town of Southborough in Worcester County, Massachusetts, United States. The population was 2,650 at the 2010 census.

Cordaville is located at 42°16′12″N 71°31′37″W / 42.27000°N 71.52694°W / 42.27000; -71.52694 (42.269947, -71.526869).

According to the United States Census Bureau, the CDP has a total area of 4.8 km (1.9 mi), all land.

Historical population

Census	Pop.	Note	%±
2020	2,703		—
U.S. Decennial Census

At the 2010 census there were 2,650 people, 870 households, and 741 families living in the CDP. The population density was 524.9/km (1,360.6/mi). There were 889 housing units at an average density of 171.1/km (443.6/mi). The racial makeup of the CDP was 87.3% White, 0.71% African American, 9.39% Asian, 0.0% Pacific Islander, 0.8% from other races, and 1.8% from two or more races. Hispanic or Latino of any race were 2.5%.

Of the 870 households 45.9% had children under the age of 18 living with them, 74.7% were married couples living together, 8.0% had a female householder with no husband present, and 14.8% were non-families. 12.1% of households were one person and 3.7% were one person aged 65 or older. The average household size was 3.04 and the average family size was 3.33.

The age distribution was 32.4% under the age of 18,The median age was 41 years. For every 100 females, there were 101.3 males.

The median household income in the CDP, in 2012 inflation-adjusted dollars, was $149,425, and the median family income was $157,097. None of the families and 0.4% of the population were living below the poverty line, including no under eighteens and none of those over 64.