ZIP code
04345
Gardiner, ME
04345 covers Gardiner in Kennebec County, with 12,363 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 04345. Methodology
ZIP code map of 04345

About ZIP code 04345
Acceptable cities: Pittston, West Gardiner
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 04345. Not ACS. Methodology
People in 04345
Race
- White11,173
- Black or African American67
- American Indian or Alaska Native49
- Asian45
- Other race76
- Two or more races642
Hispanic or Latino (any race): 194
Age
- Under 101,260
- 10 to 191,435
- 20 to 291,235
- 30 to 391,576
- 40 to 491,494
- 50 to 591,808
- 60 to 691,709
- 70 to 791,050
- 80 and older485
Income and housing in 04345
Education
- High school graduate96.7%
- Bachelor's degree29.1%
- Graduate degree7.6%
Places covering 04345
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Gardiner45.7%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Kennebec County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
54.3% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 04345
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 10,786 | |
| 2006 | 10,322 | |
| 2007 | 11,373 | |
| 2008 | 10,283 | |
| 2009 | 10,441 | |
| 2010 | 10,277 | |
| 2011 | 11,628 | 10,284 |
| 2012 | 11,663 | 10,250 |
| 2013 | 11,565 | 10,360 |
| 2014 | 11,455 | 10,230 |
| 2015 | 11,451 | 10,340 |
| 2016 | 11,242 | 10,440 |
| 2017 | 11,341 | 10,360 |
| 2018 | 11,440 | 10,380 |
| 2019 | 11,421 | 10,570 |
| 2020 | 11,534 | 10,990 |
| 2021 | 12,163 | 11,080 |
| 2022 | 12,282 | 11,050 |
| 2023 | 12,363 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 04345
12 nearest ZIP centroids (any distance)
- 04359South Gardiner1.9 miPop 375 · Income $120,652
- 04346Randolph3.6 miPop 1,479 · Income $52,917
- 04344Farmingdale4.8 miPop 3,001 · Income $60,000
- 04357Richmond5.7 miPop 3,555 · Income $66,667
- 04347Hallowell6.5 miPop 2,570 · Income $58,811
- 04350Litchfield7.2 miPop 3,635 · Income $75,329
- 04342Dresden8.0 miPop 1,639 · Income $78,150
- 04353Whitefield8.6 miPop 2,343 · Income $73,750
- 04535Alna10.5 miPop 829 · Income $87,250
- 04351Manchester10.7 miPop 2,464 · Income $89,453
- 04008Bowdoinham11.0 miPop 3,115 · Income $104,914
- 04330Augusta11.1 miPop 26,517 · Income $55,158
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 04359 | South Gardiner | ME | 1.9 mi | 375 | $120,652 |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 04345 FAQ
- What city is ZIP code 04345 in?
- 04345 is in Gardiner, ME.
- What county is 04345 in?
- 04345 is in Kennebec County.
- What is the median household income in 04345?
- The median household income in 04345 is $68,844.
- Which ZIP codes are near 04345?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 04345.