Longford
- County:
- Clay County
- County Seat:
- No
- Area (mi²):
- 0.142
- State:
- Kansas
Longford is a city located in Clay County, Kansas. Longford has a 2026 population of 71. Longford is currently declining at a rate of 0% annually and its population has decreased by -2.74% since the most recent census, which recorded a population of 73 in 2020.
The median household income in Longford is $48,750 with a poverty rate of 15.69%. The median age in Longford is 57.5 years: 52.5 years for males, and 65.5 years for females. For every 100 females there are 131.8 males.