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US ZIP Code Profile

ZIP Code 20910
Silver Spring, Maryland

ZIP code 20910 is in Silver Spring, located in Montgomery County, Maryland, within the Washington-Arlington-Alexandria metro area. Its 2020 Census population was 45,610. The estimated median adjusted gross income per tax return is $68,444, and about 13% of filers report $200,000 or more.

2020 Population
45,610
Census ZCTA
County
Montgomery
FIPS 24031
Median income (est.)
$68,444
IRS SOI 2022
Land Area
4.545 mi²
+ 0.011 mi² water

01Location & Geography

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

Primary CitySilver Spring, 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
Coordinates39.00286, -77.036644
Land / Water Area4.545 mi² land · 0.011 mi² water

02Income & Economics

Distribution of the 23,170 individual tax returns filed in 20910 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.6%
$25K–$50K
17.6%
$50K–$75K
15.9%
$75K–$100K
11.7%
$100K–$200K
20.7%
$200K+
13.4%
The $200,000+ bracket accounts for 48% of 20910's total adjusted gross income, from 13% of returns — a concentration that drives the gap between the median ($68,444) 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 20910's IRS income metrics, 2020–2022.

Median income (2021→2022)
$68,444
▲ 5.9%
Filers earning $200K+
13.4%
▲ 0.8 pt
Total filers
23,170
▲ 0.3%
GET /zipc/v2/zipcodes/20910/soi?year=… $61K 2020 $65K 2021 $68K 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 20910 ZCTA.

2000
35,588
 
2010
37,445
▲ +5.2%
2020
45,610
▲ +21.8%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 20910. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 20910

Silver Spring and its immediate neighbors, sorted by distance.

3 mi
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Distance from 20910 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 Number238478
City AliasesSilver Spring, Takoma Pk

07Frequently Asked Questions

What county is ZIP code 20910 in?

ZIP code 20910 is in Montgomery County, Maryland (county FIPS code 24031).

What city is ZIP code 20910?

The primary USPS city for 20910 is Silver Spring, MD.

What metro area (MSA) is 20910 in?

20910 is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metro Area (MSA code 47900).

What is the population of ZIP code 20910?

The 2020 Census population of 20910 was 45,610 residents.

What is the median income in ZIP code 20910?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 20910 is about $68,444, with around 13% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.