ZIP Code 20861 in Ashton, MD

Data Last Updated: October 1, 2025
City:Ashton, Maryland
County:Montgomery County
Timezone:Eastern (GMT -05:00)
Local Time:12:25:13 AM
Population:3,067 [See All]
Area Codes:227 / 240 / 301 / 324 / 369
Classification:Standard [Normal Street Delivery]
Coordinates:39.1491, -76.9913
Land Area:5.176 sq mi
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Population & Demographics


ZIP Code 20861 has 3,067 residents and 1,015 households (average 3.02 persons per household). The median age is 45.8 years, significantly older than the state (38.8) and significantly older than the nation (38.8). The gender split is 49.2% male and 50.8% female, which is slightly higher than the state male share (48.2%), making this a female-majority area. Largest groups are White (51.0%, much lower than the national average of 61.6%) and Asian (18.7%, much higher than the state average of 6.8% and well above the national average of 6.0%); Hispanic or Latino residents make up 9.5%, which is much lower than the national average (18.7%), and Asian share is much higher than both the state (6.8%) and national averages (6.0%).

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:3,067Source: Census DHC
2023 ACS Population Estimate:3,020Source: Census ACS
2025 ZC Population Estimate:3,167Source: ZIP-Codes.com
Population Density:592.5 people per sq mile
Average Income:$176,094Source: Census ACS
Households:1,015Source: Census DHC
Average House Value:$956,200Source: Census ACS
Persons Per Household:3.02Source: Census DHC
Average Family Size:2.87Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--1,7101,5961,7051,9991,8481,8521,8521,6651,4492,0153,1953,0313,020
Decennial Census1,875------------------3,067------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 45.8

Male Median Age: 44.1

Female Median Age: 47.1

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male6887100105917366899076871321889094402311
Female48105105101877059718110812212316711562465037
Total116192205206178143125160171184209255355205156867348
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:1,56550.68%
Black:55417.94%
Hispanic:*2909.39%
Asian:57218.52%
American Indian:70.23%
Hawaiian:10.03%
Other:993.21%
Total:3,088100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:1,51049.23%44.1 years
Females:1,55750.77%47.1 years
Total:3,067100%45.8 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:2,04967.85%
Native, born in PR, Island Areas, or abroad:290.96%
Foreign born, naturalized U.S. citizen:84027.81%
Foreign born, not a U.S. citizen:10231.19%
Total Population:3,020100%
Total Native Population:2,07868.81%
Total Foreign-born Population:94231.19%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $176,094, which is much higher than the national median ($78,538), is up $39,256 (28.7%) since 2011 and below its 2019 pre-pandemic level by $29,739. Family households earn a median of $185,141 versus $85,804 for nonfamily households (a difference of $99,337). By gender, male median income is $148,043 and female is $81,458, which is much higher than the national female median ($53,445), with a current gap of $66,585 that has widened from 2011 to 2023. The labor-force participation rate is 66.5%, which is above the national rate (63.5%). The unemployment rate is 14.0%, which is far worse than the state rate (4.9%). The largest occupation group is Management (67.7%).

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$136,838$129,861$161,369$173,750$196,172$191,058$250,001$204,167$205,833$158,497$165,046$175,250$176,094
Median Family Income$150,288$162,262$191,439$205,268$246,458$224,625$250,001$211,917$225,625$158,884$190,486$179,568$185,141
Median NonFamily Income$106,136$80,521$82,188$82,171$80,250$0$71,750$123,424$126,198$126,016$96,953$143,161$85,804
Median Male Income$92,083$94,598$96,654$100,905$0$102,400$104,684$129,265$130,583$132,692$133,974$144,725$148,043
Median Female Income$76,974$89,688$96,125$93,088$0$0$78,828$68,750$96,513$110,619$73,375$79,178$81,458
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:1,44957.25%
Unemployed:2359.28%
Not In Labor Force:84733.47%
Total:2,531100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:98167.70%
Service:1288.83%
Sales and Office:29220.15%
Natural resources, construction, and maintenance:140.97%
Production, transportation, and material moving:342.35%
Total Civilian Employed Population:1,449100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $956,200, which is much higher than the national median ($303,400), is up $290,800 (43.70%) since 2011 and above its 2019 pre-pandemic level by $344,300. The median gross rent is $0, which is far less than the state median ($1,662), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 98.55% (75.84% with a mortgage, 24.16% free-and-clear) and renters 1.45% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 4.07%, which is considerably lower than the national rate (10.43%).

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$665,400$645,500$650,200$680,000$676,600$688,300$701,500$639,500$611,900$595,500$758,200$880,700$956,200
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:00.00%
$1,000 to $1,499:14100.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:14100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):72274.74%
Owner Occupied (free and clear, no mortgage):23023.81%
Renter Occupied:141.45%
Total Occupied Housing Units:966100%

Occupied Housing Units:96695.93%
Vacant Housing Units (not graphed):414.07%
Total Housing Units:1,007100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:99498.71%
Multi-Family Units:131.29%
Other Units:00.00%
Total Housing Units:1,007100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 70.80% of adults (25+) have a bachelor's degree or higher, which is far higher than the national rate (35.00%), well above both the state and national averages. High school or higher is 87.50%, which is on par with the state rate (91.00%). The uninsured rate is 0.70%, which is far lower than the national rate (8.60%). Private coverage is 95.50%, which is well above the national rate (67.30%). The share of people in poverty is 2.20%, which is far lower than the national rate (8.70%), down 1.50 percentage points since 2011 and above its 2019 pre-pandemic level by 2.20 percentage points. This suggests a positive shift in the local economic and social landscape - higher incomes, steadier consumer demand, and a strengthening tax base. Among residents ages 3+, the largest enrollment group is college (39.43%). College enrollment is 39.43%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:23810.91%
9th to 12th grade, no diploma:351.60%
High school graduate (includes equivalency):1476.74%
Some college, no degree:1627.43%
Associate's degree:552.52%
Bachelor's degree:46921.50%
Graduate or professional degree:1,07549.29%
Total:2,181100%
High school or higher:1,90887.48%
Bachelor's degree or higher:1,54470.79%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:2,87175.30%
Public Insurance:92124.15%
No Insurance:210.55%
Total:3,813100%
Has Health Insurance:3,79299.45%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty3.7%4.7%3.8%2.8%0.0%0.0%0.0%0.0%0.0%0.0%1.1%7.0%2.2%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:273.36%
Kindergarten:404.98%
Elementary school (grades 1-8):23328.98%
High school (grades 9-12):18723.26%
College or graduate school:31739.43%
Total:804100%
Early Childhood:678.33%
K-12 (Primary & Secondary School):46057.21%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 20861 supports both business and residential activity. According to the Business Census (2023), there are 70 business establishments, employing about 586 people with an annual payroll of $37,945,000. USPS data shows 1,049 residential mailboxes and 34 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:1,049Source: USPS
# Business Mailboxes:34Source: USPS
Total Delivery Receptacles:1,526Source: USPS
Single Family Delivery Units:951Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:70Source: CBP
1st Quarter Payroll:$8,652,000Source: CBP
Annual Payroll:$37,945,000Source: CBP
# of Employees:586Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 20861 is located in Montgomery County, Maryland, within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (CBSA 47900) and Maryland's 8th Congressional District. This Metro area has a population of 6,263,796 people, about 0.05% of whom live in ZIP Code 20861, and is subdivided into the Frederick-Gaithersburg-Bethesda, MD division. It covers 5.176 sq mi of land and a water area of 0.012 sq mi.

CBSA Name:Washington-Arlington-Alexandria, DC-VA-MD-WVSource: Census
CBSA Number:47900Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Frederick-Gaithersburg-Bethesda, MD (CBSA Div 23224)Source: Census
CBSA Population:6,263,796Source: Census
MSA:Washington-Baltimore, DC-MD-VA-WV CMSASource: Census
Land Area:5.176 sq miSource: Census
Water Area:0.012 sq miSource: Census
Congressional District:08Source: USPS
Congressional Land Area:859.85 sq miSource: Census
PMSA:Washington, DC-MD-VA-WV PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


20862 | | 20860

Schools in ZIP Code 20861


We could not locate which school district 20861 belongs to, but we will update this once new district data is released. There are 0 public schools with a nearby mailing address, but we have located 5 public schools nearby. There are however 2 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Sherwood High 300 Olney-Sandy Spring Rd
Sandy Spring, MD 20860
District: Montgomery County Public SchoolsNearby
Sherwood Elementary 1401 Olney-Sandy Spring Rd
Sandy Spring, MD 20860
District: Montgomery County Public SchoolsNearby
James Hubert Blake High 300 Norwood Rd
Silver Spring, MD 20905
District: Montgomery County Public SchoolsNearby
Cloverly Elementary 800 Briggs Chaney Rd
Silver Spring, MD 20905
District: Montgomery County Public SchoolsNearby
William H. Farquhar Middle 17017 Batchellors Forest Rd
Olney, MD 20832
District: Montgomery County Public SchoolsNearby
House Of Hope Maryland Day School 17826 New Hampshire Ave/Edu Bldg
Ashton, MD 20861
District: Private School
Mater Amoris Montessori School 18501 Mink Hollow Rd
Ashton, MD 20861
District: Private School

Colleges & Post Secondary Schools near ZIP Code 20861


Maryland University Of Integrative Health 7750 Montpelier Road
Laurel, MD 20723
Type: Post Secondary
Howard Community College 10901 Little Patuxent Pkwy
Columbia, MD 21044-3197
Type: Post Secondary
Yeshiva College Of The Nations Capital 1216 Arcola Ave
Silver Spring, MD 20902
Type: Post Secondary
Columbia Institute 12125 Veirs Mill Rd.
Silver Spring, MD 20906-4503
Type: Post Secondary
Lincoln College Of Technology-Columbia 9325 Snowden River Pky
Columbia, MD 21046
Type: Post Secondary
Omega Studios' School Of Applied Recording Arts & Sciences 12712 Rock Creek Mill Rd #a14
Rockville, MD 20852
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov