Oswego is one of the Kendall County towns of Illinois. Around 33,955 people are based here. Reckoned by road: Mastodon Lake on 4.7 miles away, Aurora Chain Of Lakes on 5.2 miles away to the north, Waubonsie Lake on 6.3 miles away, Lake Plano on an 8.1 mile drive to the west and Beaver Lake on 9.5 miles away.
| Issuing agency | Who needs a license | Resident annual | Non-resident annual | Non-resident short-term | Saltwater requirement | License-free days | Official source (last verified) |
|---|---|---|---|---|---|---|---|
| Illinois Department of Natural Resources (IDNR) | Ages 16 and older | $15.00 | $31.50 | 24-hour, 3-day | Not applicable — no coastline | Announced annually | Agency pageVerified 2026-08-13 |
*Prices are base annual freshwater licenses and exclude vendor fees, stamps and endorsements. Where a cell reads “Not verified”, the agency does not publish the figure in a format we can verify automatically.
Need to purchase a fishing license? Where to buy
