ZIP Code 74021 Population
Collinsville, Oklahoma
Population
18,865
Households
6,898
Median Age
36.9
Population Details
| Average Household Size | 2.73 persons |
|---|---|
| Data Source | US Census Bureau, 2012–2016 ACS 5-year estimates |
Frequently Asked Questions
ZIP code 74021 (Collinsville, OK) has a population of 18,865 according to US Census Bureau, 2012–2016 ACS 5-year estimates.
There are 6,898 households in ZIP code 74021.