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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/20036

20036

ZIP 20036 is in Washington, District of Columbia; area codes 202 and 771; Eastern time. Washington has 271 ZIP codes in all.

Type
Standard
Time zone
America/New_York
Population
4,605
Coordinates
38.9070, -77.0417
☼ Live from 20036 — Washington, DC

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 20036 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 20036
  • 🔢 Type 20036 into a pocket calculator and turn it upside down: gEOOZ — not quite a word, sorry.
  • ➕ As a number, 20,036 = 2 × 2 × 5009. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100111001000100
  • 🏠 Its numerical neighbours: 20035 (Washington, DC, 2 mi away) and 20037 (Washington, DC, 1 mi away).
  • 🔄 Backwards, 20036 becomes 63002, which is not a ZIP code at all.
  • 👥 30 other ZIP codes are made of exactly the same digits (00623, 02360, 02630, 03062, 03260, 03602, …). The farthest-flung twin is 00623 in Cabo Rojo, PR, 1,556 miles away.
  • 🧭 Farther south than 51% of all ZIP codes, and farther east than 81%.
  • 🎯1,149 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 20036 and you would come out at 38.91°S, 102.96°E — 870 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 54m of daylight. Shortest: 9h 26m.
  • 📏 At 0.325 square miles of land, 20036 is bigger than 4% of ZIP codes — about 157 football fields.
🌙 The sky over 20036 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population4,605This ZIP4,605
Households3,885This ZIP3,885
Housing units4,432This ZIP4,432
Median age35.1This ZIP35.1District of Columbia34.9US 38.9
Median household income$99,832This ZIP$99,832District of Columbia$109,870US $80,734
Median home value$449,300This ZIP$449,300District of Columbia$737,100US $332,700
Median gross rent$2,263This ZIP$2,263District of Columbia$1,954US $1,413
Bachelor's degree or higher94.2%This ZIP94.2%
Mean commute22.1 minThis ZIP22.1 min
Population density14,169.2 / sq miThis ZIP14,169.2 / sq mi

Business and tax activity

Business establishments2,416This ZIP2,416
Employees59,136This ZIP59,136
Annual payroll$7,117,936,000This ZIP$7,117,936,000
Tax returns filed3,580This ZIP3,580
Total adjusted gross income$552,916,000This ZIP$552,916,000

Land area

Land area0.33 sq miThis ZIP0.33 sq mi
Water area0.00 sq mi

Other place names in 20036

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 20036

ZIPCityDistance
20579 Washington, DC 0.2 mi
20063 Washington, DC 0.3 mi
20203 Washington, DC 0.3 mi
20526 Washington, DC 0.4 mi
20527 Washington, DC 0.4 mi
20503 Washington, DC 0.4 mi
20586 Washington, DC 0.5 mi
20232 Washington, DC 0.5 mi
20427 Washington, DC 0.5 mi
20437 Washington, DC 0.5 mi

Find every ZIP code within 10 miles of 20036 →

Questions about this ZIP code

Where is ZIP code 20036?

20036 is in Washington, District of Columbia, in District of Columbia, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area. Its published point location is 38.9070, -77.0417.

What county is 20036 in?

20036 lies in District of Columbia.

What area code is 20036?

Washington uses area codes 202 and 771, from NANPA's telephone records.

What time zone is 20036 in?

20036 uses America/New_York.

How many people live in 20036?

About 4,605 people live in ZIP code 20036, in 3,885 households, at 14,169.2 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 20036?

$99,832 a year, against $109,870 across District of Columbia.

What ZIP codes are near 20036?

The closest are 20579 (0.2 mi), 20063 (0.3 mi), 20203 (0.3 mi), 20526 (0.4 mi) and 20527 (0.4 mi).

Is 20036 a PO Box ZIP code?

20036 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “20036 ZIP Code — Washington, District of Columbia.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/20036

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