Largo URL: https://knowledge.ivjn.us/en/places/md-largo.html Largo is a census-designated place in Prince George's County, Maryland; its 2020 population was 11,605. **Largo** is a census-designated place in Prince George's County, Maryland; its 2020 population was 11,605.[^enwiki] Updated: 2026-11-01 Relations: - Located in: Prince George's County https://knowledge.ivjn.us/en/places/md-prince-georges-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip - Largo, Maryland https://en.wikipedia.org/wiki/Largo,_Maryland