Skip to main content

ZIP Code 21778, Maryland

ZIP Code 21778 profile, demographic data, and geographic information.

ZCTA5 21778 is a 5-digit ZIP Code area located in Frederick County, Maryland. As of official census estimates, it has a reported population of 745. The land area covers 18.24 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 745 ±238 2020-2024 / Census ACS 5-Year 2024
Median Age 58.4 yrs ±11.4 2020-2024 / Census ACS 5-Year 2024
Total Households 332 ±113 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 332 ±113
Occupied Housing Units 332 ±113
Vacant Housing Units 0 ±14
Median Home Value $382,100 ±$185,215
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $76,458 ±$54,983
Per Capita Income $54,798 ±$12,267
Poverty Rate 0.9% ±1.9%
Population Below Poverty Level 7 ±14
Unemployment Rate 6.5% ±9.2%
Civilian Labor Force, Employed 329 ±150
Broadband Internet Rate 56.3% ±5.3%
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: 299,317 (2024)
ID: 183761
County Official County Government
Contact: SENIOR HR ANALYST
12 E CHURCH ST, FREDERICK MD 21701-5402

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-05 Littlestown, PA
Regular School Nearby PK-05 New Market, MD
Regular School Nearby PK-05 Frederick, MD
Regular School Nearby PK-05 Cascade, MD
Regular School Nearby 09-12 Thurmont, MD
Regular School Nearby PK-05 New Market, MD
Regular School Nearby PK-05 Union Bridge, MD
Regular School Nearby PK-05 Emmitsburg, MD
Regular School Nearby KG-04 Fairfield, PA
Regular School Nearby 09-12 Fairfield, PA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Mount St. Mary's University
College 4.7 mi away 16300 Old Emmitsburg Road, Emmitsburg, MD, 21727-7799
3014476122
THURMONT REGIONAL LIBRARY
Library 4.4 mi away 76 EAST MOSER ROAD, THURMONT, MD, 21788
(301) 600-7200
Frederick Community College
College 12.3 mi away 7932 Opossumtown Pike, Frederick, MD, 21702-2964
3018462400
EMMITSBURG BRANCH
Library 6.0 mi away 300 SOUTH SETON AVENUE, EMMITSBURG, MD, 21727
(240) 629-6329
Hood College
College 14.3 mi away 401 Rosemont Ave, Frederick, MD, 21701
3016963131
WALKERSVILLE BRANCH
Library 9.0 mi away 2 SOUTH GLADE ROAD, WALKERSVILLE, MD, 21793
(301) 600-8200
The Temple-A Paul Mitchell Partner School
College Vocational 14.6 mi away 22 W Church St, Frederick, MD, 21701
3016827550
TANEYTOWN BRANCH
Library 9.2 mi away 10 GRAND DRIVE, TANEYTOWN, MD, 21787
(410) 386-4510
United Lutheran Seminary
College 15.6 mi away 61 Seminary Ridge, Gettysburg, PA, 17325-1795
71733462863007
CARROLL VALLEY LIBRARY
Library 10.4 mi away 5685 FAIRFIELD ROAD, FAIRFIELD, PA, 17320
(717) 642-6009
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 EMMITSBURG 2 SE, MD US, located 4.8 miles from ZCTA5 21778. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 40.0° 22.3° 31.1° 3.50" 8.7"
February 42.8° 22.9° 32.9° 2.55" 8.8"
March 51.9° 29.8° 40.9° 4.19" 4.4"
April 64.0° 39.6° 51.8° 3.88" 0.2"
May 72.4° 50.5° 61.4° 4.31" 0.0"
June 80.8° 59.5° 70.1° 4.26" 0.0"
July 85.4° 64.3° 74.8° 4.31" 0.0"
August 83.6° 62.4° 73.0° 3.53" 0.0"
September 77.0° 55.2° 66.1° 5.18" 0.0"
October 65.9° 43.5° 54.7° 3.78" 0.1"
November 54.4° 33.4° 43.9° 3.40" 0.8"
December 44.2° 27.1° 35.7° 3.76" 4.5"
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
Graceham CDP CDP 3.1 mi —
Thurmont town Town 4.2 mi —
Woodsboro town Town 5.7 mi —
Emmitsburg town Town 6.2 mi —
Lewistown CDP CDP 7.2 mi —
Union Bridge town Town 8.8 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 21778. • 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.