Rock Hall, MD 21661 ZIP Code Profile

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Rock Hall, MD
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ZIP Code 21661: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Rock Hall, MD 21661

  • ZIP Code Type: STANDARD
  • County: Kent County
  • Centroid: Latitude 39.138, Longitude -76.232
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 114
  • PO Box Addresses: 349
  • Residential Addresses: 1,179
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,179

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 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.


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21661 ZIP Code Map

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Rock Hall, MD 21661 Data & Demographics (As of July 1, 2017)

POPULATION

Total Population 2,741
Daytime Population: Workers 987
Daytime Population: Residents 1,405
Total Daytime Population (TDP) 2,392
Ratio TDP/Total Population1 0.87
Population in Households 2,720
Population in Familes 2,101
Population in Group Qrtrs 21
Population Density2 86
Diversity Index3 23
 

INCOME

Median Household Income $44,838
Average Household Income $65,780
Per Capita Income $30,221

HOUSING

Total Housing Units 1,865 (100%)
Owner Occupied HU 942 (50.5%)
Renter Occupied HU 308 (16.5%)
Vacant Housing Units 615 (33.0%)
Median Home Value $266,667
Average Home Value $370,727
 

HOUSEHOLDS

Total Households 1,250
Average Household Size 2.18
Family Households 782
Average Family Size 3
NOTES
  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.

GROWTH RATE / YEAR

2010-2017 2017-2022
Population 0.45% 0.36%
Households 0.26% 0.3%
Families 0.12% 0.18%
Median Household Income   0.94%
Per Capita Income   2.51%

Rock Hall, MD 21661 - Peer Comparisons by Rank and Percentile

The table below compares 21661 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 # 287 37th
Population Density # 370 19th
Diversity Index # 353 23rd
Median Household Income # 416 9th
Per Capita Income # 306 33rd

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


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