Darlington, MD 21034 ZIP Code Profile

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Darlington, MD

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ZIP Code 21034: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Darlington, MD 21034

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 89
  • Single Family Addresses: 1,297
  • Multi-Family Addresses: 12
  • County: Harford County
  • Centroid: Latitude 39.647, Longitude -76.223
  • 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.


21034 ZIP Code Map

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Darlington, MD 21034 Data & Demographics (As of July 1, 2016)


Total Population 3,778
Population in Households 3,778
Population in Familes 3,258
Population in Group Qrtrs 0
Population Density1 137
Diversity Index2 21


Total Households 1,406
Average Household Size 2.69
Family Households 1,056
Average Family Size 3


Total Housing Units 1,556 (100%)
Owner Occupied HU 1,125 (72.3%)
Renter Occupied HU 281 (18.1%)
Vacant Housing Units 150 ( 9.6%)
Median Home Value $259,375
Average Home Value $320,933


Median Household Income $63,121
Average Household Income $73,660
Per Capita Income $27,413
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.33% 0.43%
Households 0.31% 0.42%
Families 0.2% 0.3%
Median Household Income   3.04%
Per Capita Income   1.81%
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.

Darlington, MD 21034 - Peer Comparisons by Rank and Percentile

The table below compares 21034 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 # 257 44th
Population Density1 # 321 30th
Diversity Index2 # 362 21st
Median Household Income # 284 38th
Per Capita Income # 339 26th

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