Westerville, Ohio, with a population of 51,896 as of 2022, maintains a Low-Income Housing Tax Credit (LIHTC) funded affordable housing inventory of 30 total units, including 3 designated as low-income units. This represents approximately 0.15% of the city's estimated 19,884 housing units. The city has received $225,809 in project tax credits from the LIHTC program for affordable housing. With one project, this translates to an average federal funding of $225,809 per project and $7,527 per unit. Westerville accounts for 0.05% of the total state funding for LIHTC projects in Ohio.

The sole LIHTC funded affordable housing project in Westerville, Westerville Senior Housing, was completed in 2007. This project has been providing affordable housing options in the city for over 15 years. The LIHTC funded affordable housing in Westerville consists of 26 one-bedroom units and 4 two-bedroom units, suggesting a focus on smaller household sizes.

Westerville's population has grown from 47,348 in 2013 to 51,896 in 2022, an increase of about 9.6%. During this same period, the median income has risen from $92,853 in 2013 to $99,933 in 2022, representing a 7.6% increase. The racial demographics of Westerville have remained relatively stable, with a slight decrease in the white population from 85% in 2013 to 82% in 2022. There has been a small increase in diversity, with the Black population growing from 5% to 7%, and the Asian population increasing from 1% to 3% during this period.