21139 Riderwood
Statistics for ZIP Code 21139 in Riderwood
- Nearest town: Lutherville (2.35 km) — 6,504 people
- Elevation: 126 m
- Time zone: America/New_York
- Nearest ZIP Code: 21022 Brooklandville (2.36 km)
- ZIP Codes within 5 km: 7
- Geographical Coordinates: Latitude 39.4093, Longitude -76.6486
This is the only zip code serving Riderwood. The 211xx range covers 44 zip codes across 34 localities. It sits in the north-east of Maryland.