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US ZIP Code Profile

ZIP Code 20814
Bethesda, Maryland

ZIP code 20814 is in Bethesda, located in Montgomery County, Maryland, within the Washington-Arlington-Alexandria metro area. Its 2020 Census population was 31,919. The estimated median adjusted gross income per tax return is $103,689, and about 29% of filers report $200,000 or more.

2020 Population
31,919
Census ZCTA
County
Montgomery
FIPS 24031
Median income (est.)
$103,689
IRS SOI 2022
Land Area
5.101 mi²
+ 0.019 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityBethesda, MD
CountyMontgomery County (FIPS 24031)
StateMaryland (FIPS 24)
Metro Area (MSA)Washington-Arlington-Alexandria, DC-VA-MD-WV Metro Area (47900)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates39.00484, -77.103004
Land / Water Area5.101 mi² land · 0.019 mi² water

02Income & Economics

Distribution of the 16,630 individual tax returns filed in 20814 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
16.5%
$25K–$50K
11.2%
$50K–$75K
11.7%
$75K–$100K
9.8%
$100K–$200K
22.0%
$200K+
28.8%
The $200,000+ bracket accounts for 78% of 20814's total adjusted gross income, from 29% of returns — a concentration that drives the gap between the median ($103,689) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 20814's IRS income metrics, 2020–2022.

Median income (2021→2022)
$103,689
▲ 1.6%
Filers earning $200K+
28.8%
▼ 0.5 pt
Total filers
16,630
▲ 3.8%
GET /zipc/v2/zipcodes/20814/soi?year=… $93K 2020 $102K 2021 $104K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 20814 ZCTA.

2000
25,269
 
2010
27,642
▲ +9.4%
2020
31,919
▲ +15.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 20814. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 20814

Bethesda and its immediate neighbors, sorted by distance.

3 mi
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Distance from 20814 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number230675
City AliasesBethesda

07Frequently Asked Questions

What county is ZIP code 20814 in?

ZIP code 20814 is in Montgomery County, Maryland (county FIPS code 24031).

What city is ZIP code 20814?

The primary USPS city for 20814 is Bethesda, MD.

What metro area (MSA) is 20814 in?

20814 is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metro Area (MSA code 47900).

What is the population of ZIP code 20814?

The 2020 Census population of 20814 was 31,919 residents.

What is the median income in ZIP code 20814?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 20814 is about $103,689, with around 29% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.