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zipcodes.pro — CITY/MD/CABIN-JOHN

Cabin John ZIP code, Maryland

The ZIP code for Cabin John, MD is 20818, and its area codes are 240, 301 and 227.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
2,179
Area codes
240, 301, 227

NANPA lists no telephone rate centre for Cabin John itself, so these are the area codes of the nearest one, Gaithersburg (7.9 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Cabin John uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Cabin John in numbers

About 2,179 people live in Cabin John, in 874 households. The median household income is $250,000+ a year (US: $80,734). The median owner-occupied home is valued at $1,312,900 (3.1 times the Maryland median), and median gross rent is $3,500+ a month. The median age is 53.3; 87.1% of adults 25 and over hold a bachelor's degree or higher (43.4% across Maryland); the average commute takes 31 minutes.

Population2,179Cabin John2,179
Households874Cabin John874
Median age53.3Cabin John53.3Maryland39.4US 38.9
Median household income$250,000+Cabin John$250,000+Maryland$103,678US $80,734
Median home value$1,312,900Cabin John$1,312,900Maryland$419,900US $332,700
Median gross rent$3,500+Cabin John$3,500+Maryland$1,705US $1,413
Bachelor's degree or higher87.1%Cabin John87.1%Maryland43.4%US 35.7%
Mean commute31.4 minCabin John31.4 minMaryland31.1 minUS 26.4 min
Population density1,786 / sq miCabin John1,786 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Cabin John CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Cabin John

ZIP codes with the USPS city name Cabin John
ZIP City Type Population Median income Median home
20818 Cabin John , MD Standard 1,539 $245,982 $1,335,100

Other ZIP codes overlapping Cabin John

These ZIP codes cover part of Cabin John but are addressed as somewhere else.

ZIP codes overlapping Cabin John
ZIP City Type Population Median income Median home
20812 Glen Echo , MD Standard 276 $213,750 $1,163,500
20817 Bethesda , MD Standard 37,454 $249,332 $1,183,600

Map of Cabin John ZIP codes

20818

The ZIP codes of Cabin John, MD, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Cabin John

The nearest larger towns are Brookmont (3,671 people, 2.3 mi), Bethesda (69,397 people, 2.6 mi) and McLean, VA (49,627 people, 2.6 mi).

Towns near Cabin John
TownPopulationDistance
Brookmont 3,671 2.3 mi
Bethesda 69,397 2.6 mi
McLean, VA 49,627 2.6 mi
Potomac 45,902 3.2 mi
Friendship Heights Village 4,002 4.0 mi
Chevy Chase 2,906 4.4 mi
Pimmit Hills, VA 6,589 4.8 mi
North Bethesda 49,677 4.9 mi
Chevy Chase 9,445 4.9 mi
Tysons, VA 28,936 5.0 mi
South Kensington 8,148 6.0 mi
Falls Church, VA 14,710 6.2 mi
Idylwood, VA 17,559 6.2 mi
Dunn Loring, VA 8,957 6.5 mi

More nearby: every ZIP code in Montgomery County · Maryland ZIP codes

Cite this page

zipcodes.pro. “Cabin John, MD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/md/cabin-john

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