Riderwood, MD 21139 ZIP Code Profile

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Riderwood, MD

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ZIP Code 21139: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Riderwood, MD 21139

  • ZIP Code Type: PO BOX
  • Businesses Addresses: 186
  • Single Family Addresses: 1
  • Multi-Family Addresses: 0
  • County: Baltimore County
  • Centroid: Latitude 39.407, Longitude -76.648
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


21139 ZIP Code Map

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Riderwood, MD 21139 Data & Demographics (As of July 1, 2016)

    ZIP Code 21139 is a PO Box ZIP Code. There is no demographic data available for this type of ZIP Code. However, ZIP Code 21139 is contained within ZIP Code 21204 and perhaps demographic information for this ZIP Code would be of interest to you: ZIP Code 21204 Demographic Information.

Nearby Cities, Towns & Census Designated Places

Lutherville, MD (1.4 miles NE)
Mays Chapel, MD (1.9 miles N)
Towson, MD (2.4 miles E)
Timonium, MD (2.7 miles NE)
Hampton, MD (3.6 miles ENE)
Pikesville, MD (4.5 miles WSW)
Cockeysville, MD (5.1 miles N)
Garrison, MD (6 miles W)
Lochearn, MD (6.1 miles SW)
Parkville, MD (6.1 miles ESE)

Nearby Neighborhoods, Subdivisions & Other Small Populated Places

York Ridge, MD (< 0.1 mile)
Thornleigh, MD (< 0.1 mile)
Sunset Knoll, MD (< 0.1 mile)
Sorrento, MD (< 0.1 mile)
Ruxton Ridge, MD (< 0.1 mile)
Ridervale, MD (< 0.1 mile)
Ruxton Hills, MD (< 0.1 mile)
Bridleshire, MD (< 0.1 mile)
Ruxton, MD (< 0.1 mile)
Riderwood, MD (< 0.1 mile)