Rockville, MD 20853 ZIP Code Profile

Related Place Profiles:
Rockville, MD

Camera Icon Photos of the local Rockville, MD area

ZIP Code 20853: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Rockville, MD 20853

  • ZIP Code Type: STANDARD
  • County: Montgomery County
  • Centroid: Latitude 39.096, Longitude -77.095
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 90
  • PO Box Addresses: 0
  • Residential Addresses: 9,926
    • Multi-Family Addresses: 873
    • Single Family Addresses: 9,053

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.


20853 ZIP Code Map

Search the map for:

Rockville, MD 20853 Data & Demographics (As of July 1, 2017)


Total Population 30,790
Daytime Population: Workers 3,042
Daytime Population: Residents 15,447
Total Daytime Population (TDP) 18,489
Ratio TDP/Total Population1 0.60
Population in Households 30,678
Population in Familes 26,197
Population in Group Qrtrs 112
Population Density2 3,725
Diversity Index3 77


Median Household Income $104,487
Average Household Income $138,694
Per Capita Income $44,925


Total Housing Units 10,165 (100%)
Owner Occupied HU 8,336 (82.0%)
Renter Occupied HU 1,608 (15.8%)
Vacant Housing Units 221 ( 2.2%)
Median Home Value $454,615
Average Home Value $504,723


Total Households 9,944
Average Household Size 3.09
Family Households 7,745
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 0.71% 0.68%
Households 0.45% 0.55%
Families 0.4% 0.52%
Median Household Income   1.06%
Per Capita Income   1.79%

Rockville, MD 20853 - Peer Comparisons by Rank and Percentile

The table below compares 20853 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 # 79 83rd
Population Density # 66 86th
Diversity Index # 27 94th
Median Household Income # 102 78th
Per Capita Income # 111 76th

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

Maryland Research Tools

Maryland Census Data Comparison Tool

Compare Maryland Census Data
Highest or Lowest: