Topeka URL: https://knowledge.ivjn.us/en/places/il-topeka.html Topeka is a village in Illinois, United States. ## Overview Topeka is a village in [Illinois](https://knowledge.ivjn.us/en/places/illinois.html), United States, with a population of about 72[^geonames]. ## Geography - Coordinates: 40.3303, -89.9312 Updated: 2026-10-29 Relations: - Located in: Mason County https://knowledge.ivjn.us/en/places/il-mason-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip