New Windsor, MD 21776 ZIP Code Profile

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New Windsor, MD

ZIP Code 21776: Basic Data & USPS Preferred City Name

Preferred Name, USPS
New Windsor, MD 21776

  • ZIP Code Type: STANDARD
  • County: Carroll County
  • Centroid: Latitude 39.518, Longitude -77.109
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 21776 has segments in 2 Counties / Independent Cities (Carroll, Frederick).

  • Businesses Addresses: 113
  • PO Box Addresses: 337
  • Residential Addresses: 1,837
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,837

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.


21776 ZIP Code Map

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New Windsor, MD 21776 Data & Demographics (As of July 1, 2017)


Total Population 6,162
Daytime Population: Workers 984
Daytime Population: Residents 2,462
Total Daytime Population (TDP) 3,446
Ratio TDP/Total Population1 0.56
Population in Households 6,156
Population in Familes 5,409
Population in Group Qrtrs 6
Population Density2 171
Diversity Index3 18


Median Household Income $89,882
Average Household Income $111,821
Per Capita Income $39,703


Total Housing Units 2,341 (100%)
Owner Occupied HU 1,800 (76.9%)
Renter Occupied HU 386 (16.5%)
Vacant Housing Units 155 ( 6.6%)
Median Home Value $356,443
Average Home Value $409,306


Total Households 2,186
Average Household Size 2.82
Family Households 1,704
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 0.17% 0.3%
Households 0.2% 0.33%
Families 0.11% 0.26%
Median Household Income   1.49%
Per Capita Income   2.4%

New Windsor, MD 21776 - Peer Comparisons by Rank and Percentile

The table below compares 21776 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 # 223 51st
Population Density # 309 32nd
Diversity Index # 381 17th
Median Household Income # 166 64th
Per Capita Income # 181 61st

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

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