Houghton
- County:
- Lee County
- County Seat:
- No
- Area (mi²):
- 0.296
- State:
- Iowa
Houghton is a city located in Lee County, Iowa. Houghton has a 2026 population of 129. Houghton is currently declining at a rate of -0.77% annually and its population has decreased by -3.01% since the most recent census, which recorded a population of 133 in 2020.