20812 ZIP Code — Glen Echo, MD

Montgomery County, Maryland

ZIP code 20812 is located in Glen Echo, Maryland, within Montgomery County. It covers approximately 0.18 square miles and serves a population of 282 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 20812

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $962,800. Owner-occupancy is high at 91%, well above the national average.

The gap between median ($194,375) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 31 minutes is near the national average. Remote work is prevalent — 39% of workers work from home.

Educational attainment is high — 84% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 20812 reflects a community defined by a highly educated population, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

282
population
0.18
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
20812 ZIP code map
Cities in ZIP code 20812

Below are the cities the US Postal Service accepts for ZIP code 20812. Using any city not on this list may result in mail delivery delays.

City Status
Glen Echo Preferred
Nearby ZIP codes
20816 Bethesda (1.1 mi) 20818 Cabin John (1.3 mi) 20810 Bethesda (2.4 mi) 20811 Bethesda (2.4 mi) 20894 Bethesda (2.4 mi) 20889 Bethesda (2.4 mi) 22101 Mc Lean (2.5 mi) 20817 Bethesda (2.6 mi) 20892 Bethesda (3 mi) 22109 Mc Lean (3.3 mi) 22108 Mc Lean (3.3 mi) 22107 Mc Lean (3.3 mi)
Demographics updated 05/2026
Population
Total population 282
Population density 1,567 / sq mi
State FIPS 24
County FIPS 031
Geography
Land area 0.18 sq mi
Water area 0.14 sq mi
Latitude 38.9684
Longitude -77.1424
Timezone Eastern (ET)
Area code 240/301
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 3.7% 20.6% 28.2%
$50k – $100k 24.8% 24.2% 28.2%
$100k – $200k 33.9% 31.9% 30.1%
Over $200k 37.6% 23.3% 13.4%

Demographics & statistics

282
Population
1,567
People per sq mi
49.9
Median age
$194,375
Median household income
$92,457
Per capita income
$962,800
Median home value
$2,750
Median monthly rent
91.3%
Home ownership
3.5%
Poverty rate
0.7%
Unemployment
104
Housing units
83.7%
Bachelor's or higher

Age distribution

Male Female
3
Under 5
4
11
5–9
13
9
10–14
10
7
15–19
9
6
20–24
7
5
25–34
7
10
35–44
13
21
45–54
26
12
55–59
14
5
60–64
6
27
65–74
32
9
75–84
10
3
85+
3
← Male
Female →

Age summary

GroupCount%
Under 186222.0%
18 and over22078.0%
65 and over8429.8%
Median age49.9 years

Race & ethnicity

White 76.7%
Two or more races 10.5%
Hispanic or Latino 9.9%
Other race 1.3%
Asian 1%
Black or African American 0.6%
GroupCount%
White24076.7%
Two or more races3310.5%
Hispanic or Latino319.9%
Other race41.3%
Asian31%
Black or African American20.6%

Household income

Income range This ZIP County avg State avg
Under $50k 3.7% 20.6% 28.2%
$50k – $100k 24.8% 24.2% 28.2%
$100k – $200k 33.9% 31.9% 30.1%
Over $200k 37.6% 23.3% 13.4%
Under $10k 1.9%
$50k–$75k 10.7%
$75k–$100k 12.6%
$100k–$150k 18.4%
$150k–$200k 8.7%
$200k+ 47.6%
Range% of households
Under $10k1.9%
$50k–$75k10.7%
$75k–$100k12.6%
$100k–$150k18.4%
$150k–$200k8.7%
$200k+47.6%
Median income$194,375

Housing

Home values

$500k–$1M 57.4%
$1M+ 42.6%

Housing overview

MetricValue
Median home value$962,800
Median rent / month$2,750
Owner occupied91.3%
Renter occupied8.7%
Vacant8.8%
Single-family detached98.2%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms7.8
Avg household size (owned)2.80

Year built

Era%
2020 or later0.0%
2010–20193.5%
2000–20090.9%
1990–19991.8%
1980–19894.4%
1970–19796.2%
1960–19692.7%
1950–195919.5%
1940–194911.5%
1939 or earlier49.6%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.9%
2 bedrooms12.4%
3 bedrooms33.6%
4 bedrooms45.1%
5+ bedrooms8.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle14.6%
2 vehicles71.8%
3 or more13.6%

Heating fuel

Fuel type%
Utility gas46.6%
Electricity38.8%
Propane / LP gas1.0%
Fuel oil13.6%

Households & families

Household typeCount%
Married-couple family7976.7%
Cohabiting couple11.0%
Male householder, no spouse1413.6%
Female householder, no spouse98.7%
Households with children under 183231.1%
Households with seniors (65+)5351.5%
Average household size2.74

Marital status

StatusMaleFemale
Never married15.7%24.2%
Married70.4%66.9%
Separated0.0%1.6%
Widowed1.9%4.0%
Divorced12.0%3.2%

Education

Less than 9th grade 2.5%
Some HS, no diploma 0.0%
HS graduate 5.9%
Some college, no degree 2.0%
Associate's degree 5.9%
Bachelor's degree 36.9%
Graduate / professional 46.8%
Metric%
HS diploma or higher97.5%
Bachelor's or higher83.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool710.8%
Kindergarten23.1%
Elementary school3655.4%
High school1624.6%
College / grad school46.2%

Employment

Industry of employment

Professional & management 34.3%
Education & healthcare 15.3%
Public administration 13.9%
Finance & real estate 11.7%
Retail trade 8.0%
Information 6.6%
Other services 5.8%
Wholesale trade 2.9%
Construction 0.7%
Manufacturing 0.7%

Occupation

Category%
Management, business & arts83.2%
Service3.6%
Sales & office10.2%
Natural resources & construction2.9%
Production & transportation0.0%

Employment type

Type%
Private sector66.4%
Government20.4%
Self-employed13.1%
Unpaid family workers0.0%

Commute

Method%
Drive alone52.3%
Carpool3.9%
Public transit3.9%
Walk0.8%
Work from home39.1%
Other means0.0%
Avg commute (minutes)31.2

Poverty

All people 3.5%
Under 18 years 4.8%
18 and over 3.2%
Married-couple families 0.0%
Female-led households 33.3%

Income support

Source% of households
Social Security36.9%
Retirement income28.2%
Supplemental Security11.7%
Cash public assistance0.0%
Food stamps / SNAP1.0%

Health indicators

Condition%
Obesity18.6%
High blood pressure25.2%
High cholesterol34.5%
Diabetes5.9%
Heart disease4.2%
Stroke1.7%
Asthma7.7%
Arthritis18.7%
Kidney disease2.1%
Pulmonary disease3.2%
Cancer7.2%
Behavior / access%
Smoking5.7%
Binge drinking14.1%
No physical activity10.2%
Less than 7 hrs sleep24.8%
Depression16.1%
Fair or poor health5.6%
Poor mental health9.6%
Poor physical health5.0%
No health insurance5.4%
Visited doctor (checkup)73.2%
Visited dentist80.4%
Cholesterol screening95.7%
Teeth loss3.4%

Veterans & disability

VeteransCount%
Civilian veterans104.5%
Disability%
Any disability8.9%
Under 181.6%
18–64 years6.6%
65 and over17.9%

Health insurance coverage

Type%
Private insurance90.4%
Public insurance25.9%
No insurance1.4%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only27597.5%
Spanish82.9%
Other Indo-European72.5%
Asian & Pacific Islander10.4%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)26493.6%
Born in same state26192.6%
Born in different state5419.1%
Foreign born31.1%
Naturalized citizen186.4%
Not a US citizen1372.2%

Ancestry

AncestryCount%
French6222%
Italian3612.8%
Arab103.5%
AncestryCount%
Dutch41.4%
Polish31.1%
Irish20.7%

Technology access

Metric% of households
Computer access36.5%
Internet access100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 20812

What city is ZIP code 20812 in?

ZIP code 20812 is primarily assigned to Glen Echo, Maryland.

What county is ZIP code 20812 in?

ZIP code 20812 falls within Montgomery County, Maryland.

How educated is the population of ZIP code 20812?

84% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 20812 have an older population?

30% of residents in ZIP code 20812 are 65 or older, above the national average of ~17%.

Is ZIP code 20812 mostly owner-occupied?

91% of occupied units in ZIP code 20812 are owner-occupied, well above the national average.

Does ZIP code 20812 have a large retiree population?

37% of households in ZIP code 20812 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 20812 in?

ZIP code 20812 observes the EST timezone.

Need the complete ZIP code database? Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →