ZIP code · Armington · Illinois · United States
ZIP code 61721 — Armington
ZIP code 61721 serves Armington, Illinois.
- Postal code
- 61721Single source Value from one source, not cross-checked.
- City
- Armington
- County
- Tazewell
- State
- Illinois
- Country
- United States
- Coordinates
- 40.3613, -89.3231 — precision precise (locality)
View on OpenStreetMap - Population
- 541 (ZCTA, ACS 5-year)
- Median household income
- $89,000
- Median age
- 54.1
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page