Georgetown, MD 21930 ZIP Code Profile


ZIP Code 21930: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Georgetown, MD 21930

  • ZIP Code Type: PO BOX
  • County: Cecil County
  • Centroid: Latitude 39.368, Longitude -75.889
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 20
  • PO Box Addresses: 89
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic 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 demographic data.


21930 ZIP Code Map

Search the map for:

Georgetown, MD 21930 Data & Demographics (As of July 1, 2017)


Total Population 118
Daytime Population: Workers 135
Daytime Population: Residents 65
Total Daytime Population (TDP) 200
Ratio TDP/Total Population1 1.69
Population in Households 118
Population in Familes 96
Population in Group Qrtrs 0
Population Density2 160
Diversity Index3 14


Median Household Income $51,350
Average Household Income $67,193
Per Capita Income $31,888


Total Housing Units 73 (100%)
Owner Occupied HU 47 (64.4%)
Renter Occupied HU 9 (12.3%)
Vacant Housing Units 17 (23.3%)
Median Home Value $265,625
Average Home Value $318,617


Total Households 56
Average Household Size 2.11
Family Households 38
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.36% 1.0%
Households 1.3% 1.05%
Families 1.14% 1.03%
Median Household Income   1.04%
Per Capita Income   3.32%

Georgetown, MD 21930 - Peer Comparisons by Rank and Percentile

The table below compares 21930 to the other 456 ZIP Codes in Maryland by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 434 5th
Population Density # 314 31st
Diversity Index # 410 11th
Median Household Income # 385 16th
Per Capita Income # 285 38th

Additional comparisons and rankings can be made with a VERY EASY TO USE Maryland Census Data Comparison Tool.

Maryland Research Tools

Maryland Census Data Comparison Tool

Compare Maryland Census Data
Highest or Lowest: