Lacon, IL ZIP Codes, Coordinates & Counties
Lacon, Illinois has 1 ZIP code in Marshall county. The approximate center of Lacon is 41.015, -89.373. Lacon has about 31,248 known street addresses.
ZIP codes in Lacon, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61540 | Marshall | 41.015 | -89.373 |
Counties Lacon spans
Marshall
Most common streets in Lacon
Washington, 5th, High, Prairie, 2nd, Fulton, Broad, Center, 3rd, 9th
Frequently asked questions
What ZIP codes are in Lacon, IL?
Lacon, Illinois has 1 ZIP code, ranging from 61540 to 61540. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Lacon, IL in?
Lacon is in Marshall county.
What are the latitude and longitude of Lacon, IL?
The approximate center of Lacon, Illinois is latitude 41.015, longitude -89.373. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Lacon, IL have?
Lacon has 1 ZIP code.
How many addresses are in Lacon, IL?
Lacon, Illinois has about 31,248 known street addresses in the sthan.io US address database.
What are the most common streets in Lacon, IL?
Some of the most common street names in Lacon are Washington, 5th, High, Prairie, 2nd, Fulton.
What cities are near Lacon, IL?
Cities near Lacon include Washburn (7 mi), Sparland (7 mi), Varna (7 mi), La Rose (8 mi), Henry (9 mi).
Cities near Lacon
Washburn, IL (7 mi) Sparland, IL (7 mi) Varna, IL (7 mi) La Rose, IL (8 mi) Henry, IL (9 mi) Lowpoint, IL (10 mi) Magnolia, IL (10 mi) Chillicothe, IL (11 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database