
Spencerville
- County:
- Allen County
- County Seat:
- No
- Area (mi²):
- 1.222
- State:
- Indiana
Spencerville is a CDP located in Allen County, Indiana. Spencerville has a 2025 population of 370. Spencerville is currently growing at a rate of 7.25% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Spencerville is $73,474 with a poverty rate of 0%. The median age in Spencerville is 50.2 years: 53 years for males, and 50 years for females.