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 — STATE/VT/COUNTY/WASHINGTON

Washington County, VT ZIP codes

There are 29 ZIP codes in Washington County, VT, in 22 towns, from 05601 to 05682. The largest are 05641 (Barre), 05602 (Montpelier) and 05676 (Waterbury).

The county seat is Montpelier.

ZIP codes
29
Towns
22
County seat
Montpelier
County FIPS
50023
State
Vermont
Population
60,017
Median household income
$83,449
Land area
687 sq mi
Area code
802
Metro area
Barre

Washington County ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Washington County ZIP codes

0560105602056030560405609056200563305640056410564705648056500565105658056600566305664056660566705669056700567105673056740567605677056780568105682

The ZIP codes of Washington County, 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.

Washington County in numbers

About 60,017 people live in Washington County, in 25,855 households, the 3rd most populous of Vermont's 14 counties. The median household income is $83,449 a year, about the same as the Vermont median of $81,203 (US: $80,734). The median owner-occupied home is valued at $315,000 (about the same as the Vermont median), and median gross rent is $1,163 a month. The median age is 43.8; 48.1% of adults 25 and over hold a bachelor's degree or higher (43.8% across Vermont); the average commute takes 23 minutes.

Population60,017Washington60,017
Households25,855Washington25,855
Median age43.8Washington43.8Vermont43.1US 38.9
Median household income$83,449Washington$83,449Vermont$81,203US $80,734
Median home value$315,000Washington$315,000Vermont$316,600US $332,700
Median gross rent$1,163Washington$1,163Vermont$1,234US $1,413
Bachelor's degree or higher48.1%Washington48.1%Vermont43.8%US 35.7%
Mean commute23.4 minWashington23.4 minVermont23.5 minUS 26.4 min
Population density87 / sq miWashington87 / sq mi

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

Largest towns in Washington County

Largest towns in Washington County
TownZIP codesPopulation
Barre 1 8,412
Montpelier 7 8,014
Northfield 1 3,766
Moretown 1 1,882
Waterbury 2 1,753
Warren 1 1,585
East Montpelier 1 1,510
South Barre 1 1,346
East Calais 1 1,029
Roxbury 1 768
Calais 1 483
Websterville 1 471
Marshfield 1 470
Plainfield 1 450
Waterbury Center 1 273

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Washington County.

Not sure you are in Washington County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Washington County, with figures

ZIP codes in Washington County
ZIP City Type Population Median income Median home
05601 Montpelier , VT No street area — — —
05602 Montpelier , VT Standard 12,250 $81,320 $360,000
05603 Montpelier , VT No street area — — —
05604 Montpelier , VT No street area — — —
05609 Montpelier , VT No street area — — —
05620 Montpelier , VT No street area — — —
05633 Montpelier , VT No street area — — —
05640 Adamant , VT Standard 259 $114,375 $315,600
05641 Barre , VT Standard 16,936 $76,855 $253,200
05647 Cabot , VT Standard 1,122 $76,406 $249,400
05648 Calais , VT Standard 483 $71,719 $428,300
05650 East Calais , VT Standard 1,029 $84,583 $379,700
05651 East Montpelier , VT Standard 1,510 $103,393 $393,500
05658 Marshfield , VT Standard 1,725 $72,292 $243,800
05660 Moretown , VT Standard 1,882 $96,125 $425,200
05663 Northfield , VT Standard 6,840 $77,524 $276,100
05664 Northfield Falls , VT Standard 0 — —
05666 North Montpelier , VT Standard 17 — —
05667 Plainfield , VT Standard 2,412 $66,667 $301,700
05669 Roxbury , VT Standard 768 $75,750 $222,000
05670 South Barre , VT Standard 0 — —
05671 Waterbury , VT No street area — — —
05673 Waitsfield , VT Standard 2,570 $98,068 $448,000
05674 Warren , VT Standard 1,585 $86,905 $569,300
05676 Waterbury , VT Standard 5,032 $92,773 $380,800
05677 Waterbury Center , VT Standard 2,290 $157,139 $577,200
05678 Websterville , VT Standard 228 $148,205 —
05681 Woodbury , VT Standard 119 $103,472 $230,000
05682 Worcester , VT Standard 1,149 $85,417 $280,200

Cite this page

zipcodes.pro. “Washington County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/vt/county/washington

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