Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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 — RANKINGS/DC/LOWEST-AVERAGE-INCOME

ZIP Codes With the Lowest Average Income in District of Columbia

What this measures. Total adjusted gross income divided by tax returns filed, lowest first. ZIP codes with fewer than 200 returns are excluded: the IRS suppresses small cells and the remainder swing too wildly to rank. Source: IRS Statistics of Income, ZIP code data, data release 2026-10-12.

# ZIP City County Average AGI per return
1 20032 Washington District of Columbia $46,173
2 20019 Washington District of Columbia $49,413
3 20020 Washington District of Columbia $52,854
4 20011 Washington District of Columbia $87,543
5 20018 Washington District of Columbia $87,831
6 20017 Washington District of Columbia $94,596
7 20010 Washington District of Columbia $96,152
8 20002 Washington District of Columbia $110,751
9 20024 Washington District of Columbia $113,453
10 20012 Washington District of Columbia $120,038
11 20001 Washington District of Columbia $120,352
12 20005 Washington District of Columbia $125,843
13 20009 Washington District of Columbia $127,307
14 20003 Washington District of Columbia $149,388
15 20036 Washington District of Columbia $154,446
16 20006 Washington District of Columbia $161,084
17 20037 Washington District of Columbia $170,357
18 20008 Washington District of Columbia $230,405
19 20004 Washington District of Columbia $236,621
20 20007 Washington District of Columbia $327,100
21 20015 Washington District of Columbia $374,411
22 20016 Washington District of Columbia $384,355

Showing the top 22 of 22 ZIP codes in District of Columbia that have this figure and meet the threshold above. 20032 ranks 1st at $46,173, against $384,355 in 22nd place.

Other rankings for District of Columbia

Cite this page

zipcodes.pro. “ZIP Codes With the Lowest Average Income in District of Columbia.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/dc/lowest-average-income

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