US ZIP Code
20817

Bethesda, MD

Montgomery County  ·  Maryland

● Active
👥 37,738 Population
💰 $240,104 Median HH Income
▲ 215% above avg ↑ 18% since 2019
🎂 45.5 Median Age
🏠 $1,142,300 Median Home Value
▲ 310% above avg ↑ 25% since 2019
🎓 87.0% College Grads
▲ 125% above avg
📊 3.7% Unemployment
▼ 24% below avg ↑ 8% since 2019
ZIP Code Details
ZIP Code20817
CityBethesda
StateMaryland (MD)
CountyMontgomery County
Area Code227/240/301
Elevation252 ft
Latitude38.997279
Longitude-77.151816
TimezoneNew York (DST)
FIPS24031
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.4% (18,631) Female 50.6% (19,107) ♀

Race & Ethnicity

White: 60.7%Hispanic: 9.2%Black: 7.4%Asian: 16.2%Other: 5.5%Race
White60.7%
Hispanic9.2%
Black7.4%
Asian16.2%
Other5.5%

Age Breakdown

Under 5
5%
5–17
21%
18–24
5%
25–44
18%
45–64
31%
65+
8%

Key Indicators

Median Age45.5 yrs
Avg Household Size2.76
Below Poverty4.2% ▼ 58% below avg
College Grads87.0% ▲ 125% above avg
Unemployment3.7% ▼ 24% below avg
No HS Diploma177 (0.8%)
HS Graduate1,171 (5.2%)
Some College521 (2.3%)
Associates1,035 (4.6%)
Bachelors616 (2.7%)
Graduate Degree18,885 (84.3%)

Education

No HS: 0.8%HS Grad: 5.2%Some College: 2.3%Associates: 4.6%Bachelors: 2.7%Graduate: 84.3%Edu
No HS0.8%
HS Grad5.2%
Some College2.3%
Associates4.6%
Bachelors2.7%
Graduate84.3%
Housing & Income

Housing Tenure

Owner: 82.4%Renter: 17.7%Tenure
Owner82.4%
Renter17.7%

Home Value Distribution

Under $50k
1%
$50k–100k
0%
$100k–150k
1%
$150k–200k
1%
$200k–300k
4%
$300k–500k
5%
Over $500k
89%

Financials

Median HH Income$240,104 ▲ 215% above avg ↑ 18% since 2019
Median Home Value$1,142,300 ▲ 310% above avg ↑ 25% since 2019
Home/Income Ratio4.8x (nat avg ~3.5x)
Median Rent$3,155/mo ↑ 49% since 2019
Total Units14,363
Vacant Units779
Avg HH Size2.76

Income Distribution

Under $25k
7%
$25k–50k
3%
$50k–75k
5%
$75k–100k
5%
$100k–150k
11%
$150k–200k
10%
Over $200k
59%
Employment & Commute

How People Get to Work

Drove Alone
54%
Public Transit
6%
Walked
2%
Work From Home
39%

Commute Time

Under 15 min
15%
15–30 min
32%
30–45 min
31%
Over 45 min
22%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
24%
1960s–1970s
10%
1980s–1990s
6%
2000+
55%

Summary

Total Units14,363
Vacant779
Owner Occupied82.4%
Renter Occupied17.7%
Avg HH Size2.76
Frequently Asked Questions
ZIP code 20817 is in Bethesda, MD, in Montgomery County.
ZIP code 20817 is located in Maryland (MD).
ZIP code 20817 is in Montgomery County, MD.
ZIP 20817 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 20817 is 37,738 people (ACS 2023).
The median household income in ZIP code 20817 is $240,104 (ACS 2023).
The median home value in ZIP 20817 is $1,142,300 (ACS 2023).
About ZIP Code 20817

ZIP code 20817 is located in Bethesda, Maryland, within Montgomery County. With a population of 37,738, this is a highly populated ZIP code with a mature community — the median age is 45.5 years. Economically, 20817 is a affluent ZIP code: the median household income of $240,104 is more than double the national average.

Real estate in ZIP code 20817 represents among the most expensive housing markets in the country. The median home value of $1,142,300 is more than double the national average. Renters can expect to pay around $3,155 per month in median rent. Homeownership is strong here — 82.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 25% since 2019.

The population of 20817 is majority White (60.68%). Residents are highly educated — 87.0% hold a bachelor's degree or higher, which is more than double the national average. Poverty affects a relatively small share of residents at 4.2%. Household income has grown by 18% since 2019.

The unemployment rate in 20817 stands at 3.7%, which is below the national average. A notably high share of workers — 36% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 49%.

Overall, ZIP code 20817 in Bethesda, MD is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 37,738 residents, a median household income of $240,104, and a median home value of $1,142,300, it offers a clear picture of life in this part of Maryland.