Monroe URL: https://knowledge.ivjn.us/en/places/wa-monroe.html Monroe is a city in Washington, United States. ## Overview Monroe is a city in [Washington](https://knowledge.ivjn.us/en/places/washington.html), United States, with a population of about 18,090[^geonames]. ## Geography - Coordinates: 47.8554, -121.9710 Updated: 2026-10-29 Relations: - Located in: Snohomish County https://knowledge.ivjn.us/en/places/wa-snohomish-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip