ZIP Codes of Washington County, VT

Population & People
Population & People
Total Population
61,586
Household Income
Household Income
Median Income
$93,436
Housing
Housing
Total Housing Units
31,632
Business & Economy
Business & Economy
Total Businesses
2,144
Employment
Employment
Employment Rate
63.31%
Education
Education
Bachelor's Degree+
47.38%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 31 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:31 ZIP Codes (21 Standard, 4 PO Box, 6 Unique) [See All]
Area Code:802
Timezone:Eastern (GMT -05:00)
Local Time:11:55:34 PM
Population:61,586 [See All]
FIPS:50023
CBSA:Barre, VT
Land Area:770 sq mi
Water Area:8 sq mi
Coordinates:44.2677, -72.5667
Quick Link:
https://www.zip-codes.com/county/vt-washington.asp
Need Washington data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Top 3 most populous in Vermont
#3 of 14 counties in Vermont, with 61,586 residents.
Wide geographic spread
ZIPs range from 94.4 sq mi down to 0.97 — a 98× sprawl ratio.
Striking education divide
Bachelor's share spans 19.2% to 66.3% — a 47-point gap.

Standout ZIPs in this County


Most Populous
Barre · 16,936 people
27.5% of county total
Highest Income
Waterbury Center · $157,139 median
1.7× county average
Largest Land Area
Waterbury · 94.4 sq mi
Spans the most ground
Fastest Growth
Marshfield · 23.7% (10-yr)
1,394 → 1,725 residents
Most Educated
Waitsfield · 66.3% bachelor's+
1,242 of 1,872 adults 25+

Things worth knowing about Washington County


61,586 residents live across 31 ZIPs covering 770 sq mi, served by 24 distinct USPS-recognized cities.

Population moved from 60,806 to 61,569 from 2014 to 2024 — a +1.3% change. 12 ZIPs gained residents, 9 lost (and 1 held flat).

The county's wealthiest ZIP 05677 (Waterbury Center, $157,139 median) and poorest ZIP 05667 (Plainfield, $66,667) are 17.6 miles apart — a 2.4× income gap across local geography.

Median home values vary 2.8× across this county — from $208,700 in 05649 (East Barre) to $577,200 in 05677 (Waterbury Center).

Density varies 17× across the county — from 16 people/sq mi in 05669 (Roxbury) to 261 in 05641 (Barre).

Educational attainment ranges from 19.2% bachelor's+ in 05649 (East Barre) to 66.3% in 05673 (Waitsfield) — the breadth of educational profiles across the area.

Within Vermont, this is the #3 most populous of 14 counties and ranks #3 for median household income .

Hosts 4 single-entity Unique ZIPs: 05633State Of Vermont ; 05671State Of Vermont ; 05603Dept Motor Vehicles ; and 05604National Life Ins .

Weighted by population, the typical household earns about $85,047 across the county — reflecting what a typical resident sees, not a simple ZIP average.

47.4% of adults age 25+ hold a bachelor's degree or higher (21,596 of 45,582 reporting).

21 Standard delivery, 4 PO Box only, 6 single-entity Unique ZIPs serve this county.

Stories about Washington County


Higher-education hub

2 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.

Waitsfield
66.3%
2,570 residents
Waterbury Center
61.5%
2,290 residents

Single-entity addresses

6 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.

National Life Ins
non-residential
State Of Vermont
non-residential
State Of Vermont
non-residential
Dept Motor Vehicles
non-residential
State Of Vermont
non-residential
State Of Vermont
non-residential

Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
770
square miles
Avg density
80.0
people per sq mi
Population
61,586
across 31 ZIPs
Waterbury
94.4 sq mi
5,032 residents
Montpelier
87.6 sq mi
12,250 residents
Barre
64.8 sq mi
16,936 residents

All ZIP Codes in Washington County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
05641BarreStandard16,936$76,85564.8-1.2%
05602MontpelierStandard12,250$81,32087.63.6%
05663NorthfieldStandard6,840$77,52461.0-2.1%
05676WaterburyStandard5,032$92,77394.4-0.4%
05673WaitsfieldStandard2,570$98,06852.98.7%
05667PlainfieldStandard2,412$66,66749.99.7%
05677Waterbury CenterStandard2,290$157,13917.15.8%
05660MoretownStandard1,882$96,12538.36.6%
05658MarshfieldStandard1,725$72,29258.323.7%
05674WarrenStandard1,585$86,90540.2-4.0%
05651East MontpelierStandard1,510$103,39317.3-7.5%
05682WorcesterStandard1,149$85,41745.86.2%
05647CabotStandard1,122$76,40638.3-3.8%
05650East CalaisStandard1,029$84,58326.3-10.0%
05654GranitevilleStandard953$89,8965.950.6%
05669RoxburyStandard768$75,75048.926.1%
05648CalaisStandard483$71,7198.537.2%
05649East BarreStandard427$103,2818.0-51.3%
05640AdamantStandard259$114,3752.514.6%
05678WebstervillePO Box228$148,2050.074.0%
05681WoodburyStandard119$103,4723.0-70.1%
05666North MontpelierStandard171.0
05664Northfield FallsPO Box00.0
05670South BarrePO Box00.2
05604MontpelierUnique0.0
05609MontpelierUnique0.0
05620MontpelierUnique0.0
05601MontpelierPO Box0.0
05603MontpelierUnique0.0
05633MontpelierUnique0.2
05671WaterburyUnique0.0

Adjacent & Nearby Counties