Girdletree, MD 21829 ZIP Code Profile

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Girdletree, MD

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ZIP Code 21829: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Girdletree, MD 21829

  • ZIP Code Type: STANDARD
  • County: Worcester County
  • Centroid: Latitude 38.097, Longitude -75.397
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 7
  • PO Box Addresses: 53
  • Residential Addresses: 171
    • Multi-Family Addresses: 0
    • Single Family Addresses: 171

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

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21829 ZIP Code Map

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Girdletree, MD 21829 Data & Demographics (As of July 1, 2017)


Total Population 411
Daytime Population: Workers 24
Daytime Population: Residents 175
Total Daytime Population (TDP) 199
Ratio TDP/Total Population1 0.48
Population in Households 411
Population in Familes 335
Population in Group Qrtrs 0
Population Density2 25
Diversity Index3 40


Median Household Income $52,868
Average Household Income $63,422
Per Capita Income $27,159


Total Housing Units 247 (100%)
Owner Occupied HU 137 (55.5%)
Renter Occupied HU 39 (15.8%)
Vacant Housing Units 71 (28.7%)
Median Home Value $178,226
Average Home Value $216,606


Total Households 176
Average Household Size 2.34
Family Households 121
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 0.1% -0.1%
Households 0.08% -0.11%
Families 0.0% -0.17%
Median Household Income   1.36%
Per Capita Income   3.04%

Girdletree, MD 21829 - Peer Comparisons by Rank and Percentile

The table below compares 21829 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 # 401 12th
Population Density # 440 4th
Diversity Index # 219 52nd
Median Household Income # 374 18th
Per Capita Income # 362 21st

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

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