Herndon URL: https://knowledge.ivjn.us/en/places/va-herndon.html Herndon is a city in Virginia, United States. ## Overview Herndon is a city in [Virginia](https://knowledge.ivjn.us/en/places/virginia.html), United States, with a population of about 24,568[^geonames]. ## Geography - Coordinates: 38.9695, -77.3861 Updated: 2026-10-29 Relations: - Located in: Fairfax County https://knowledge.ivjn.us/en/places/va-fairfax-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip