Upperco, MD 21155 ZIP Code Profile

Related Place Profiles:
Upperco, MD

ZIP Code 21155: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Upperco, MD 21155

Acceptable Alternative
Fowbelsburg, MD 21155

  • ZIP Code Type: STANDARD
  • County: Baltimore County
  • Centroid: Latitude 39.566, Longitude -76.801
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 21155 has segments in 2 Counties / Independent Cities (Baltimore, Carroll).

  • Businesses Addresses: 71
  • PO Box Addresses: 81
  • Residential Addresses: 942
    • Multi-Family Addresses: 0
    • Single Family Addresses: 942

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.


21155 ZIP Code Map

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Upperco, MD 21155 Data & Demographics (As of July 1, 2017)


Total Population 2,746
Daytime Population: Workers 672
Daytime Population: Residents 1,144
Total Daytime Population (TDP) 1,816
Ratio TDP/Total Population1 0.66
Population in Households 2,744
Population in Familes 2,356
Population in Group Qrtrs 2
Population Density2 114
Diversity Index3 23


Median Household Income $90,215
Average Household Income $119,398
Per Capita Income $46,601


Total Housing Units 1,134 (100%)
Owner Occupied HU 891 (78.6%)
Renter Occupied HU 180 (15.9%)
Vacant Housing Units 63 ( 5.6%)
Median Home Value $423,986
Average Home Value $495,230


Total Households 1,071
Average Household Size 2.56
Family Households 803
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 0.46% 0.5%
Households 0.27% 0.37%
Families 0.17% 0.3%
Median Household Income   1.46%
Per Capita Income   2.09%

Upperco, MD 21155 - Peer Comparisons by Rank and Percentile

The table below compares 21155 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 # 286 38th
Population Density # 346 24th
Diversity Index # 351 23rd
Median Household Income # 163 64th
Per Capita Income # 96 79th

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

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