Woodstock, MD 21163 ZIP Code Profile

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Woodstock, MD

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ZIP Code 21163: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Woodstock, MD 21163

Acceptable Alternative
Granite, MD 21163

  • ZIP Code Type: STANDARD
  • County: Howard County
  • Centroid: Latitude 39.341, Longitude -76.86
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 21163 has segments in 2 Counties / Independent Cities (Baltimore, Howard).

  • Businesses Addresses: 142
  • PO Box Addresses: 89
  • Residential Addresses: 2,718
    • Multi-Family Addresses: 477
    • Single Family Addresses: 2,241

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.


21163 ZIP Code Map

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Woodstock, MD 21163 Data & Demographics (As of July 1, 2017)


Total Population 7,584
Daytime Population: Workers 732
Daytime Population: Residents 3,692
Total Daytime Population (TDP) 4,424
Ratio TDP/Total Population1 0.58
Population in Households 7,382
Population in Familes 6,528
Population in Group Qrtrs 202
Population Density2 565
Diversity Index3 67


Median Household Income $118,610
Average Household Income $142,914
Per Capita Income $47,267


Total Housing Units 2,519 (100%)
Owner Occupied HU 2,141 (85.0%)
Renter Occupied HU 316 (12.5%)
Vacant Housing Units 62 ( 2.5%)
Median Home Value $424,504
Average Home Value $453,094


Total Households 2,457
Average Household Size 3.0
Family Households 1,905
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 1.07% 1.28%
Households 0.89% 1.27%
Families 0.73% 1.15%
Median Household Income   1.26%
Per Capita Income   1.88%

Woodstock, MD 21163 - Peer Comparisons by Rank and Percentile

The table below compares 21163 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 # 201 56th
Population Density # 197 57th
Diversity Index # 58 87th
Median Household Income # 48 90th
Per Capita Income # 89 81st

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

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