Westfield is a city in Hamilton County, Indiana, United States. As of the 2010 census the population was 30,068, and in 2020 the population was 46,410. Westfield is in the Indianapolis metropolitan area. History Westfield was founded on May 6, 1834, by North Carolina Quakers Asa Bales, Ambrose Osborne and Simon Moon. It is believed that the town was planned as a stop on the Underground Railroad with many families of the Religious Society of Friends and the Wesleyan Methodist Church supporting the cause. When the laws against aiding escaped slaves were made harsher, part of the Westfield Quaker Friends Meeting House split into the Anti-Slavery Friends meeting. Westfield was incorporated as a town in 1849. On January 1, 2008, Westfield was incorporated as a city, and Andy Cook was sworn in as mayor. With recent annexations in southern Washington Township and rapid population growth in areas previously within the town limits, the city population in 2010 (30,068) was more than triple that of 2000 (9,293). Because of the growing size of the city, officials are planning a major revitalization of city's downtown. New additions to downtown Westfield are expected to include a new library and city hall. Westfield recently annexed the community of Jolietville into its borders. The Union High Academy Historic District was listed on the National Register of Historic Places in 1995. In 2014, the city opened Grand Park Sports Complex which hosted the 2016 Big Ten Conference Men's Soccer Tournament. Demographics As of 2000 the median income for a household was $52,963; and for a family, $65,208. Males had a median income of $45,388; females, $26,864. The per capita income was $22,160. About 2.3% of families and 4.0% of the population were below the poverty line, including 2.5% of those under 18 years and 3.7% 65 years or over. The American Community Survey estimated the median household income in Westfield from 2007 to 2011 at $86,054 and the median family income at $96,374. 2010 census As of the census of 2010, there were 30,068 people, 10,490 households, and 8,146 families residing in the town. The population density was . There were 11,209 housing units at an average density of . The racial makeup of the town was 90.9% White, 2.2% African American, 0.2% Native American, 2.5% Asian, 2.6% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 5.8%