# LaSalle County

> English word · Proper noun

## Definitions
1. One of 102 counties in Illinois, United States. County seat: Ottawa.

## Etymology
Named after René-Robert Cavelier, Sieur de La Salle.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/lasalle-county