A study of census data by the Williams Institute has named Pleasant Ridge as Michigan's city with the most same-sex couples.

The institute, which is a UCLA affiliate that specializes in police research related to sexual orientation, analyzed data from the 2010 census.

Provincetown, Mass., topped the list with 163 same-sex couples per 1,000 households.

According to the study Michigan had 16,785 same-sex couples who reported in 2010, a 9 percent increase over 2000 and 5.6 per 1,000 households overall. Sixty-nine percent of the same-sex couples were female and 21 percent were raising children. The city of Pleasant Ridge had the highest density, with 59.55 per 1,000.

View:Michigan Same-Sex Couples Census Report

Michigan's same-sex couple density ranks 41st among the 46 states and territories reported thus far.

The complete study can be viewed at the Williams Institute.