
Westfield
- County:
- Plymouth County
- County Seat:
- No
- Area (mi²):
- 0.132
- State:
- Iowa
Westfield is a city located in Plymouth County, Iowa. Westfield has a 2025 population of 119. Westfield is currently declining at a rate of 0% annually and its population has decreased by -1.65% since the most recent census, which recorded a population of 121 in 2020.
The average household income in Westfield is $73,720 with a poverty rate of 4.51%. The median age in Westfield is 47 years: 53.2 years for males, and 46.6 years for females.