US ZIP Code
04345

Gardiner, ME

Kennebec County  ·  Maine

● Active
👥 12,363 Population ↑ 8% since 2019
💰 $68,844 Median HH Income
▼ 10% below avg ↑ 25% since 2019
🎂 44.7 Median Age ↑ 11% since 2019
🏠 $208,700 Median Home Value
▼ 25% below avg ↑ 39% since 2019
🎓 38.8% College Grads
≈ Avg
📊 5.6% Unemployment
▲ 14% above avg ↑ 39% since 2019
ZIP Code Details
ZIP Code04345
CityGardiner
StateMaine (ME)
CountyKennebec County
Area Code207
Elevation294 ft
Latitude44.195091
Longitude-69.793771
TimezoneNew York (DST)
FIPS23011
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.8% (6,154) Female 50.2% (6,209) ♀

Race & Ethnicity

White: 91.4%Hispanic: 4.3%Black: 0.7%Asian: 0.7%Other: 2%Race
White91.4%
Hispanic4.3%
Black0.7%
Asian0.7%
Other2.0%

Age Breakdown

Under 5
3%
5–17
13%
18–24
12%
25–44
22%
45–64
31%
65+
10%

Key Indicators

Median Age44.7 yrs ↑ 11% since 2019
Avg Household Size2.40
Below Poverty8.2% ▼ 18% below avg
College Grads38.8% ≈ Avg
Unemployment5.6% ▲ 14% above avg
No HS Diploma44 (0.5%)
HS Graduate2,904 (33.9%)
Some College952 (11.1%)
Associates1,338 (15.6%)
Bachelors810 (9.5%)
Graduate Degree2,511 (29.3%)

Education

No HS: 0.5%HS Grad: 33.9%Some College: 11.1%Associates: 15.6%Bachelors: 9.5%Graduate: 29.3%Edu
No HS0.5%
HS Grad33.9%
Some College11.1%
Associates15.6%
Bachelors9.5%
Graduate29.3%
Housing & Income

Housing Tenure

Owner: 78.2%Renter: 21.9%Tenure
Owner78.2%
Renter21.9%

Home Value Distribution

Under $50k
6%
$50k–100k
10%
$100k–150k
19%
$150k–200k
12%
$200k–300k
33%
$300k–500k
17%
Over $500k
4%

Financials

Median HH Income$68,844 ▼ 10% below avg ↑ 25% since 2019
Median Home Value$208,700 ▼ 25% below avg ↑ 39% since 2019
Home/Income Ratio3.0x (nat avg ~3.5x)
Median Rent$956/mo ↑ 29% since 2019
Total Units5,562
Vacant Units445
Avg HH Size2.40

Income Distribution

Under $25k
16%
$25k–50k
18%
$50k–75k
18%
$75k–100k
15%
$100k–150k
18%
$150k–200k
9%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
86%
Public Transit
1%
Walked
3%
Work From Home
10%

Commute Time

Under 15 min
19%
15–30 min
37%
30–45 min
36%
Over 45 min
8%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
6%
1960s–1970s
17%
1980s–1990s
12%
2000+
64%

Summary

Total Units5,562
Vacant445
Owner Occupied78.2%
Renter Occupied21.9%
Avg HH Size2.40
Frequently Asked Questions
ZIP code 04345 is in Gardiner, ME, in Kennebec County.
ZIP code 04345 is located in Maine (ME).
ZIP code 04345 is in Kennebec County, ME.
ZIP 04345 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 04345 is 12,363 people (ACS 2023).
The median household income in ZIP code 04345 is $68,844 (ACS 2023).
The median home value in ZIP 04345 is $208,700 (ACS 2023).
About ZIP Code 04345

ZIP code 04345 is located in Gardiner, Maine, within Kennebec County. With a population of 12,363, this is a lightly populated ZIP code with a middle-aged community — the median age is 44.7 years. Economically, 04345 is a solidly middle-class ZIP code: the median household income of $68,844 is near the national average.

Real estate in ZIP code 04345 represents an affordable housing market. The median home value of $208,700 is below the national average. Renters can expect to pay around $956 per month in median rent. Homeownership is strong here — 78.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 39% since 2019.

The population of 04345 is primarily White (91.37%). Residents are moderately educated — 38.8% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 8.2%. Household income has grown by 25% since 2019.

The unemployment rate in 04345 stands at 5.6%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 79%.

Overall, ZIP code 04345 in Gardiner, ME is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 12,363 residents, a median household income of $68,844, and a median home value of $208,700, it offers a clear picture of life in this part of Maine.