Derby is a very small incorporated city in Lucas County, in south‑central the United States. According to the 2020 U.S. Census, the community had 90 residents. The municipal footprint covers about 0.26 square miles, making Derby one of the smaller incorporated places in Iowa by land area and population.

Geography and demographics

Derby occupies a compact area typical of many rural Midwestern towns. Its size and population produce a low‑scale, close‑knit residential pattern rather than dense urban development. Housing, local roads and small parcels of open land characterize the townscape. Demographic details beyond the basic population count are collected by census authorities and reflect trends common to small agricultural counties.

History and origins

The community was established in 1872 during a period of settlement and community formation across Iowa. Like many towns founded in that era, Derby developed to serve surrounding farms and to provide basic services and social institutions for rural residents. Local history is preserved in county records and oral traditions maintained by longtime residents.

Community, economy and services

Derby functions as a small service and residential center for nearby agricultural land. Economic activity in the area typically centers on farming and enterprises that support rural life. Small towns such as Derby often have community organizations, places of worship, and volunteer services that form the backbone of local civic life.

Notable facts

  • Founded in 1872 and still incorporated as a city.
  • Population reported as 90 in the 2020 census (source).
  • Area approximately 0.26 square miles, mostly land.
  • Located in Lucas County within the United States. For municipal details see the city reference page at Derby.

Because of its small size, information about Derby is commonly included in county‑level histories and statistical summaries. Visitors or researchers looking for current local services, events or governance details should consult county offices or the town's own communications channels.