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ZIP Code 20905, Maryland

ZIP Code 20905 profile, demographic data, and geographic information.

ZCTA5 20905 is a 5-digit ZIP Code area located in Montgomery County, Maryland. As of official census estimates, it has a reported population of 19,004. The land area covers 11.79 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 19,004 ±1,636 2020-2024 / Census ACS 5-Year 2024
Median Age 44.8 yrs ±1.1 2020-2024 / Census ACS 5-Year 2024
Total Households 5,899 ±496 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 6,119 ±537
Occupied Housing Units 5,899 ±496
Vacant Housing Units 220 ±178
Median Home Value $656,700 ±$17,608
Median Gross Rent $2,105 ±$662
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $159,740 ±$17,283
Per Capita Income $59,049 ±$4,920
Poverty Rate 5.7% ±3.8%
Population Below Poverty Level 1,067 ±717
Unemployment Rate 6.2% ±3%
Civilian Labor Force, Employed 9,558 ±853
Broadband Internet Rate 97.6% ±2.1%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 1,082,273 (2024)
ID: 190427
County Official County Government
Contact: COUNTY EXECUTIVE
101 MONROE ST, FL 2, ROCKVILLE MD 20850-2580

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Yeshiva College of the Nations Capital
College 5.2 mi away 1216 Arcola Ave, Silver Spring, MD, 20902
30164970771526
MARILYN J PRAISNER BRANCH
Library 2.6 mi away 14910 OLD COLUMBIA PIKE, BURTONSVILLE, MD, 20866
(240) 773-9460
Maryland University of Integrative Health
College 6.6 mi away 7750 Montpelier Road, Laurel, MD, 20723
4108889048
WHITE OAK BRANCH
Library 4.3 mi away 11701 NEW HAMPSHIRE AVE., SILVER SPRING, MD, 20904
(240) 773-9555
Omega Studios' School of Applied Recording Arts & Sciences
College Vocational 7.4 mi away 12712 Rock Creek Mill Rd #A14, Rockville, MD, 20852
3012309100
OLNEY BRANCH
Library 5.3 mi away 3500 OLNEY-LAYTONSVILLE ROAD, OLNEY, MD, 20832
(240) 773-9545
Hair Expressions Academy
College Vocational 7.6 mi away 12450 Parklawn Dr 2nd fl, Rockville, MD, 20852
3019848182
WHEATON LIBRARY
Library 5.5 mi away 11701 GEORGIA AVE, WHEATON, MD, 20902
(240) 777-0678
Montgomery Beauty School
College Vocational 7.7 mi away 8736 Arliss St, Silver Spring, MD, 20901
3014592509
ASPEN HILL BRANCH
Library 5.8 mi away 4407 ASPEN HILL RD., ROCKVILLE, MD, 20853
(240) 773-9410
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at LAUREL 3 W, MD US, located 5.0 miles from ZCTA5 20905. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 42.7° 26.1° 34.4° 3.46" —
February 46.1° 28.0° 37.0° 2.73" —
March 54.8° 34.8° 44.8° 4.20" —
April 67.0° 44.9° 55.9° 3.80" —
May 75.5° 55.3° 65.4° 4.41" —
June 84.2° 64.5° 74.4° 4.38" —
July 88.6° 69.4° 79.0° 4.17" —
August 87.1° 67.9° 77.5° 3.80" —
September 80.0° 61.2° 70.6° 4.70" —
October 68.5° 49.7° 59.1° 4.41" —
November 57.1° 38.6° 47.8° 3.52" —
December 47.0° 31.4° 39.2° 3.93" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Cloverly CDP CDP 0.5 mi —
Spencerville CDP CDP 0.7 mi —
Colesville CDP CDP 2.6 mi —
Ashton-Sandy Spring CDP CDP 2.7 mi —
Fairland CDP CDP 2.8 mi —
Burtonsville CDP CDP 3.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 20905. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.