Zip Code 20684 — Saint Inigoes, MD

ZIP Code 20684 is associated with Saint Inigoes, MD, in St. Mary's County. The listed population estimate is 802; estimated density is 37.1 people per square mile. Among records with population estimates, it ranks #13 of 26 in St. Mary's County and #364 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.143080, -76.410270)

Data MetricLocal Statistic
Postal / Zip Code20684
Primary CitySaint Inigoes
State / ProvinceMD
CountySt. Mary's
Total Population802
Population Density37.1 people/sq mi
TimezoneAmerica/New_York

How 20684 Compares

MetricZIP 20684St. Mary's County recordsMD records
Population estimate802113,480 (sum)6,205,597 (sum)
Population Density37.1 /sq mi----
County population rank#13 of 26----
State population rank#364 of 470----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MD

ZIP CodeCityDistancePopulation estimate
ZIP 20680Ridge3.0 mi663
ZIP 20628Dameron3.3 mi503
ZIP 20686Saint Marys City3.3 mi971
ZIP 20630Drayden3.7 mi559
ZIP 20674Piney Point4.9 mi769

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →