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zipcodes.pro — CITY/ME/GARDINER

Gardiner ZIP code, Maine

The ZIP code for Gardiner, ME is 04345, and its area code is 207.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
6,088
Area code
207
State
Maine

Mail addressed to Gardiner uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Gardiner in numbers

About 6,088 people live in Gardiner, in 2,730 households, the 28th-largest of Maine's 155 census places. The median household income is $71,782 a year, 4% below the Maine median of $74,733 (US: $80,734). The median owner-occupied home is valued at $221,600 (25% below the Maine median), and median gross rent is $1,113 a month. The median age is 42.0; 29.8% of adults 25 and over hold a bachelor's degree or higher (36.2% across Maine); the average commute takes 30 minutes.

Population6,088Gardiner6,088
Households2,730Gardiner2,730
Median age42.0Gardiner42.0Maine44.8US 38.9
Median household income$71,782Gardiner$71,782Maine$74,733US $80,734
Median home value$221,600Gardiner$221,600Maine$296,600US $332,700
Median gross rent$1,113Gardiner$1,113Maine$1,139US $1,413
Bachelor's degree or higher29.8%Gardiner29.8%Maine36.2%US 35.7%
Mean commute30.1 minGardiner30.1 minMaine24.6 minUS 26.4 min
Population density388 / sq miGardiner388 / sq mi

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

ZIP codes addressed as Gardiner

ZIP codes with the USPS city name Gardiner
ZIP City Type Population Median income Median home
04345 Gardiner , ME Standard 12,579 $77,410 $242,800

Other ZIP codes overlapping Gardiner

These ZIP codes cover part of Gardiner but are addressed as somewhere else.

ZIP codes overlapping Gardiner
ZIP City Type Population Median income Median home
04359 South Gardiner , ME Standard 298 — $186,700

Map of Gardiner ZIP codes

04345

The ZIP codes of Gardiner, ME, 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.

Towns near Gardiner

The nearest larger towns are Augusta (19,077 people, 10 mi), Bath (8,815 people, 18 mi) and Topsham (7,271 people, 18 mi).

Towns near Gardiner
TownPopulationDistance
Hallowell 2,592 6.5 mi
Augusta 19,077 10.1 mi
Winthrop 3,108 11.8 mi
Bath 8,815 18.3 mi
Lisbon Falls 4,267 18.4 mi
Topsham 7,271 18.4 mi
Lisbon 3,612 19.3 mi
Lewiston 38,324 20.1 mi
Brunswick 17,652 22.5 mi
Auburn 24,602 23.9 mi
Waterville 17,077 25.1 mi
Oakland 2,710 25.1 mi
Winslow 5,873 26.4 mi

More nearby: every ZIP code in Kennebec County · Maine ZIP codes

Cite this page

zipcodes.pro. “Gardiner, ME ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/me/gardiner

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