County ZIP codes · Vermont · FIPS 50023
Washington County, VT ZIP Codes
Washington County, Vermont has 35 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 28 residential and 7 for PO boxes or a single organization. 22 of the residential ones lie mainly in Washington County and 6 mainly in a neighboring county; 10 cross the county line. Median household income ranges from $66,667 in 05667 (Plainfield) to $157,139 in 05677 (Waterbury Center) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Washington County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $76,406 and $86,905.
They carry 28 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 28 residential ZIP codes in Washington County
22 ZIP codes lie mainly in Washington County; 6 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 05641 | Barre | 16,936 | 253 | $77k | $253k | 62% |
| 05602 | Montpelier | 12,250 | 140 | $81k | $360k | 100% |
| 05663 | Northfield | 6,840 | 113 | $78k | $276k | 97% |
| 05676 | Waterbury | 5,032 | 54 | $93k | $381k | 79% |
| 05673 | Waitsfield | 2,570 | 48 | $98k | $448k | 100% |
| 05667 | Plainfield | 2,412 | 49 | $67k | $302k | 100% |
| 05677 | Waterbury Center | 2,290 | 146 | $157k | $577k | 100% |
| 05660 | Moretown | 1,882 | 50 | $96k | $425k | 100% |
| 05658 | Marshfield | 1,725 | 44 | $72k | $244k | 100% |
| 05674 | Warren | 1,585 | 40 | $87k | $569k | 100% |
| 05651 | East Montpelier | 1,510 | 90 | $103k | $394k | 100% |
| 05682 | Worcester | 1,149 | 25 | $85k | $280k | 100% |
| 05647 | Cabot | 1,122 | 41 | $76k | $249k | 100% |
| 05650 | East Calais | 1,029 | 43 | $85k | $380k | 100% |
| 05669 | Roxbury | 768 | 16 | $76k | $222k | 70% |
| 05648 | Calais | 483 | 52 | $72k | $428k | 100% |
| 05640 | Adamant | 259 | 107 | $114k | $316k | 100% |
| 05678 | Websterville | 228 | 277 | $148k | – | 100% |
| 05681 | Woodbury | 119 | 9 | $104k | $230k | 100% |
| 05666 | North Montpelier | 17 | 19 | – | – | 100% |
| 05664 | Northfield Falls | no residents | 0 | – | – | 100% |
| 05670 | South Barre | no residents | 0 | – | – | 100% |
Partly in Washington County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 05654 | Graniteville | 953 | 197 | $90k | $231k | 48% |
| 05843 | Hardwick | 2,198 | 47 | $72k | $192k | 12% |
| 05649 | East Barre | 427 | 85 | $103k | $209k | 9% |
| 05060 | Randolph | 4,268 | 56 | $77k | $256k | 6% |
| 05873 | West Danville | 864 | 33 | $70k | $250k | 4% |
| 05680 | Wolcott | 2,003 | 31 | $73k | $228k | 2% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
10 ZIP codes of Washington County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Washington | Elsewhere |
|---|---|---|
| 05641 | 62% | Orange County 38% |
| 05663 | 97% | Orange County 3% |
| 05676 | 79% | Chittenden County 21% |
| 05060 | 6% | Orange County 82%; Windsor County 12% |
| 05843 | 12% | Caledonia County 88% |
| 05680 | 2% | Lamoille County 98% |
| 05654 | 48% | Orange County 52% |
| 05873 | 4% | Caledonia County 96% |
| 05669 | 70% | Addison County 23%; Orange County 7% |
| 05649 | 9% | Orange County 91% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Washington County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Washington County's ZIP codes use 3 prefixes: 050, 056 and 058.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 050 | White Riv Jct, VT (SCF 050) | 1 | 54 |
| 056 | Burlington, VT (SCF 054) | 32 | 43 |
| 058 | White Riv Jct, VT (SCF 050) | 2 | 46 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.