20815 ZIP Code — Chevy Chase, MD

Montgomery County, Maryland

ZIP code 20815 is located in Chevy Chase, Maryland, within Montgomery County. It covers approximately 5.38 square miles and serves a population of 31,080 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 301/240.

About ZIP code 20815

The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the pre-1940, giving the area an established character. Median home value is $1,205,400. Owner-occupancy sits near the national average at 66%.

The gap between median ($185,873) 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. 32% 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 30 minutes is near the national average. Remote work is prevalent — 30% of workers work from home.

Educational attainment is high — 88% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 20815 reflects a community defined by a highly educated population, a high rate of remote workers, and a significant Social Security-dependent population.

31,080

population

5.38

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

20815 ZIP code map

Cities in ZIP code 20815

Below are the cities the US Postal Service accepts for ZIP code 20815. Using any city not on this list may result in mail delivery delays.

City	Status
Chevy Chase	Acceptable
Chevy Chase	Acceptable
Chevy Chase	Preferred

Nearby ZIP codes

20889 Bethesda (1.2 mi) 20894 Bethesda (1.2 mi) 20810 Bethesda (1.2 mi) 20811 Bethesda (1.2 mi) 20015 Washington (1.3 mi) 20511 Washington (1.6 mi) 20892 Bethesda (1.8 mi) 20814 Bethesda (1.9 mi) 20910 Silver Spring (2.7 mi) 20012 Washington (2.7 mi) 20997 Silver Spring (2.9 mi) 20895 Kensington (2.9 mi)

Demographics updated 05/2026

Population
Total population	31,080
Population density	5,777 / sq mi
State FIPS	24
County FIPS	031

Geography
Land area	5.38 sq mi
Water area	0.01 sq mi
Latitude	38.9842
Longitude	-77.0791
Timezone	Eastern (ET)
Area code	301/240

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.8%	20.6%	28.2%
$50k – $100k	17.7%	24.2%	28.2%
$100k – $200k	24.8%	31.9%	30.1%
Over $200k	42.7%	23.3%	13.4%

Demographics & statistics

31,080

Population

5,777

People per sq mi

46.3

Median age

$185,873

Median household income

$128,818

Per capita income

$1,205,400

Median home value

$2,351

Median monthly rent

65.5%

Home ownership

4.1%

Poverty rate

2.4%

Unemployment

9,539

Housing units

87.6%

Bachelor's or higher

Age distribution

Male Female

577

Under 5

662

996

5–9

1,143

964

10–14

1,106

905

15–19

1,039

633

20–24

726

1,324

25–34

1,521

1,564

35–44

1,796

2,095

45–54

2,406

1,010

55–59

1,159

912

60–64

1,048

1,729

65–74

1,985

1,031

75–84

1,183

729

85+

837

← Male

Female →

Age summary

Group	Count	%
Under 18	6,718	21.6%
18 and over	24,362	78.4%
65 and over	7,494	24.1%
Median age	46.3 years

Race & ethnicity

White 75.3%

Asian 7.5%

Black or African American 6.9%

Two or more races 6%

Hispanic or Latino 3.5%

Other race 0.6%

American Indian / Alaska Native 0.2%

Group	Count	%
White	24,241	75.3%
Asian	2,424	7.5%
Black or African American	2,218	6.9%
Two or more races	1,918	6%
Hispanic or Latino	1,123	3.5%
Other race	208	0.6%
American Indian / Alaska Native	71	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.8%	20.6%	28.2%
$50k – $100k	17.7%	24.2%	28.2%
$100k – $200k	24.8%	31.9%	30.1%
Over $200k	42.7%	23.3%	13.4%

Under $10k 3.5%

$10k–$15k 1.2%

$15k–$25k 3.1%

$25k–$35k 2.7%

$35k–$50k 5.7%

$50k–$75k 5.7%

$75k–$100k 6.2%

$100k–$150k 14.0%

$150k–$200k 10.4%

$200k+ 47.5%

Range	% of households
Under $10k	3.5%
$10k–$15k	1.2%
$15k–$25k	3.1%
$25k–$35k	2.7%
$35k–$50k	5.7%
$50k–$75k	5.7%
$75k–$100k	6.2%
$100k–$150k	14.0%
$150k–$200k	10.4%
$200k+	47.5%
Median income	$185,873

Housing

Home values

Under $50k 2.0%

$100k–$150k 1.1%

$150k–$200k 0.1%

$200k–$300k 1.6%

$300k–$500k 9.4%

$500k–$1M 24.1%

$1M+ 61.7%

Housing overview

Metric	Value
Median home value	$1,205,400
Median rent / month	$2,351
Owner occupied	65.5%
Renter occupied	34.5%
Vacant	6.1%
Single-family detached	47.6%
Large apartment buildings	41.9%
Mobile homes	0.2%
Median rooms	6.2
Avg household size (owned)	2.52

Year built

Era	%
2020 or later	0.1%
2010–2019	7.2%
2000–2009	7.0%
1990–1999	5.8%
1980–1989	8.8%
1970–1979	12.2%
1960–1969	14.2%
1950–1959	16.6%
1940–1949	9.2%
1939 or earlier	18.8%

Bedrooms

Size	% of units
No bedroom (studio)	4.2%
1 bedroom	18.9%
2 bedrooms	23.3%
3 bedrooms	20.0%
4 bedrooms	16.8%
5+ bedrooms	16.8%

Vehicles per household

Vehicles	% of households
No vehicle	11.2%
1 vehicle	40.4%
2 vehicles	35.8%
3 or more	12.5%

Heating fuel

Fuel type	%
Utility gas	62.6%
Electricity	34.1%
Propane / LP gas	0.6%
Fuel oil	1.6%
Solar	0.1%
No fuel used	0.8%

Households & families

Household type	Count	%
Married-couple family	7,024	53.0%
Cohabiting couple	569	4.3%
Male householder, no spouse	1,570	11.8%
Female householder, no spouse	4,095	30.9%
Households with children under 18	3,662	27.6%
Households with seniors (65+)	5,268	39.7%
Average household size	2.33

Marital status

Status	Male	Female
Never married	27.8%	27.8%
Married	63.0%	52.7%
Separated	0.7%	0.8%
Widowed	2.8%	10.2%
Divorced	5.7%	8.6%

Education

Less than 9th grade 0.8%

Some HS, no diploma 0.8%

HS graduate 3.6%

Some college, no degree 4.9%

Associate's degree 2.3%

Bachelor's degree 27.7%

Graduate / professional 59.9%

Metric	%
HS diploma or higher	98.4%
Bachelor's or higher	87.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	623	8.4%
Kindergarten	446	6.0%
Elementary school	3,125	42.0%
High school	1,872	25.2%
College / grad school	1,372	18.4%

Employment

Industry of employment

Professional & management 28.8%

Education & healthcare 20.8%

Public administration 14.1%

Finance & real estate 9.3%

Other services 7.6%

Arts, food & hospitality 5.4%

Retail trade 4.5%

Information 3.0%

Construction 2.2%

Manufacturing 1.8%

Transportation & utilities 1.5%

Wholesale trade 0.6%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	80.2%
Service	5.7%
Sales & office	11.0%
Natural resources & construction	1.2%
Production & transportation	1.9%

Employment type

Type	%
Private sector	68.4%
Government	23.1%
Self-employed	8.3%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	42.7%
Carpool	4.5%
Public transit	14.4%
Walk	4.6%
Work from home	30.3%
Other means	3.5%
Avg commute (minutes)	29.5

Poverty

All people 4.1%

Under 18 years 2.1%

18 and over 4.7%

Married-couple families 2.2%

Female-led households 3.6%

Income support

Source	% of households
Social Security	32.2%
Retirement income	29.7%
Supplemental Security	1.6%
Cash public assistance	0.8%
Food stamps / SNAP	1.4%

Health indicators

Condition	%
Obesity	18.5%
High blood pressure	28.5%
High cholesterol	36.1%
Diabetes	7.2%
Heart disease	5.3%
Stroke	2.2%
Asthma	7.7%
Arthritis	21.0%
Kidney disease	2.5%
Pulmonary disease	3.7%
Cancer	8.2%

Behavior / access	%
Smoking	5.9%
Binge drinking	12.3%
No physical activity	12.4%
Less than 7 hrs sleep	25.0%
Depression	15.2%
Fair or poor health	6.8%
Poor mental health	9.5%
Poor physical health	5.5%
No health insurance	6.6%
Visited doctor (checkup)	75.2%
Visited dentist	78.0%
Cholesterol screening	95.4%
Teeth loss	4.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,137	4.7%

Disability	%
Any disability	8.2%
Under 18	2.4%
18–64 years	3.5%
65 and over	23.9%

Health insurance coverage

Type	%
Private insurance	90.4%
Public insurance	26.4%
No insurance	1.8%
Uninsured under 19	1.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	29,841	96.0%
Spanish	833	2.8%
Other Indo-European	277	0.9%
Asian & Pacific Islander	247	0.8%
Other languages	273	0.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	26,335	84.7%
Born in same state	25,392	81.7%
Born in different state	3,614	11.6%
Foreign born	943	3.0%
Naturalized citizen	4,745	15.3%
Not a US citizen	2,696	56.8%

Ancestry

Ancestry	Count	%
Italian	4,849	15.6%
French	4,062	13.1%
Arab	1,151	3.7%
Norwegian	320	1%
English	273	0.9%

Ancestry	Count	%
Irish	228	0.7%
Polish	174	0.6%
German	162	0.5%
Dutch	70	0.2%

Technology access

Metric	% of households
Computer access	42.7%
Internet access	97.4%

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

Frequently asked questions about ZIP code 20815

What city is ZIP code 20815 in?

ZIP code 20815 is primarily assigned to Chevy Chase, Maryland.

What county is ZIP code 20815 in?

ZIP code 20815 falls within Montgomery County, Maryland.

How educated is the population of ZIP code 20815?

88% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 20815?

The median household income in ZIP code 20815 is $185,873, above the national median of ~$75,000.

What is the typical home value in ZIP code 20815?

The median home value in ZIP code 20815 is $1,205,400.

What is the population of ZIP code 20815?

ZIP code 20815 has an estimated population of 31,080 residents, with a density of 5,773 people per square mile.

What timezone is ZIP code 20815 in?

ZIP code 20815 observes the EST timezone.