Ridgely, MD 21660 ZIP Code Profile

Related Place Profiles:
Ridgely, MD

Camera Icon Photos of the local Ridgely, MD area   |   Ridgely, MD 21660 Real Estate

ZIP Code 21660: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ridgely, MD 21660

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 103
  • Single Family Addresses: 1,301
  • Multi-Family Addresses: 0
  • County: Caroline County
  • Centroid: Latitude 38.943, Longitude -75.89
  • 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.


21660 ZIP Code Map

Search the map for:

Ridgely, MD 21660 Data & Demographics (As of July 1, 2016)


Total Population 4,027
Population in Households 3,926
Population in Familes 3,285
Population in Group Qrtrs 101
Population Density1 142
Diversity Index2 46


Total Households 1,399
Average Household Size 2.81
Family Households 1,004
Average Family Size 3


Total Housing Units 1,452 (100%)
Owner Occupied HU 1,002 (69.0%)
Renter Occupied HU 397 (27.3%)
Vacant Housing Units 53 ( 3.7%)
Median Home Value $246,765
Average Home Value $292,740


Median Household Income $57,936
Average Household Income $71,159
Per Capita Income $25,448
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.08% 0.67%
Households 1.01% 0.62%
Families 0.91% 0.53%
Median Household Income   2.72%
Per Capita Income   2.08%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Ridgely, MD 21660 - Peer Comparisons by Rank and Percentile

The table below compares 21660 to the other 455 ZIP Codes in Maryland by rank and percentile using July 1, 2016 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 # 253 45th
Population Density1 # 316 31st
Diversity Index2 # 167 64th
Median Household Income # 327 29th
Per Capita Income # 372 18th

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