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US ZIP Code Profile

ZIP Code 05403
South Burlington, Vermont

ZIP code 05403 is in South Burlington, located in Chittenden County, Vermont, within the Burlington-South Burlington metro area. Its 2020 Census population was 20,166. The estimated median adjusted gross income per tax return is $61,634, and about 11% of filers report $200,000 or more.

2020 Population
20,166
Census ZCTA
County
Chittenden
FIPS 50007
Median income (est.)
$61,634
IRS SOI 2022
Land Area
16.373 mi²
+ 0.192 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CitySouth Burlington, VT
CountyChittenden County (FIPS 50007)
StateVermont (FIPS 50)
Metro Area (MSA)Burlington-South Burlington, VT Metro Area (15540)
Census Region / DivisionNortheast Region · New England Division
Coordinates44.444866, -73.17347
Land / Water Area16.373 mi² land · 0.192 mi² water

02Income & Economics

Distribution of the 11,460 individual tax returns filed in 05403 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
22.2%
$25K–$50K
19.6%
$50K–$75K
17.6%
$75K–$100K
11.1%
$100K–$200K
18.4%
$200K+
11.1%
The $200,000+ bracket accounts for 47% of 05403's total adjusted gross income, from 11% of returns — a concentration that drives the gap between the median ($61,634) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 05403's IRS income metrics, 2020–2022.

Median income (2021→2022)
$61,634
▲ 5.5%
Filers earning $200K+
11.1%
▲ 0.4 pt
Total filers
11,460
▲ 1.2%
GET /zipc/v2/zipcodes/05403/soi?year=… $53K 2020 $58K 2021 $62K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 05403 ZCTA.

2000
15,726
 
2010
17,593
▲ +11.9%
2020
20,166
▲ +14.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 05403. Powered by the same radius endpoint developers call from the API.

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ZIP codes within range of 05403

South Burlington and its immediate neighbors, sorted by distance.

3 mi
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Distance from 05403 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypeBranch
Carrier Route SortD
USPS Finance Number501008
City AliasesQueen City, Queen City Park, S Btv, S Burl, S Burlington, So Burlington, South Burlington

07Frequently Asked Questions

What county is ZIP code 05403 in?

ZIP code 05403 is in Chittenden County, Vermont (county FIPS code 50007).

What city is ZIP code 05403?

The primary USPS city for 05403 is South Burlington, VT.

What metro area (MSA) is 05403 in?

05403 is part of the Burlington-South Burlington, VT Metro Area (MSA code 15540).

What is the population of ZIP code 05403?

The 2020 Census population of 05403 was 20,166 residents.

What is the median income in ZIP code 05403?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 05403 is about $61,634, with around 11% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.