Kennebec County, ME ZIP Codes

Maine (ME)  ·  34 ZIP codes  ·  29 cities
34
ZIP codes
124,486
population (2021)
+1.9%
pop change since 2010
23011
FIPS code
Kennebec County ZIP code map
About Kennebec County
Kennebec County is located in Maine and contains 34 ZIP codes across 29 cities and communities. The county's population was 124,486 as of 2021, an increase of 1.9% from 122,151 in 2010. The timezone is Central Time (observes DST). The Federal Information Processing System (FIPS) code for Kennebec County is 23011.
Population
2021 population124,486
2010 population122,151
Change+1.9%
County details
StateMaine
FIPS code23011
TimezoneCentral
Daylight savingYes
Cities in Kennebec County
Albion Augusta Belgrade Belgrade Lakes China Village Clinton East Vassalboro East Winthrop Farmingdale Gardiner Hallowell Kents Hill Litchfield Manchester Monmouth Mount Vernon North Monmouth North Vassalboro Oakland Randolph Readfield South China South Gardiner Vassalboro Vienna Waterville Wayne Windsor Winthrop
ZIP codes for Kennebec County, ME (34)
ZIP code City County Map
04259 Monmouth Kennebec View map
04265 North Monmouth Kennebec View map
04284 Wayne Kennebec View map
04330 Augusta Kennebec View map
04332 Augusta Kennebec View map
04333 Augusta Kennebec View map
04336 Augusta Kennebec View map
04338 Augusta Kennebec View map
04343 East Winthrop Kennebec View map
04344 Farmingdale Kennebec View map
04345 Gardiner Kennebec View map
04346 Randolph Kennebec View map
04347 Hallowell Kennebec View map
04349 Kents Hill Kennebec View map
04350 Litchfield Kennebec View map
04351 Manchester Kennebec View map
04352 Mount Vernon Kennebec View map
04355 Readfield Kennebec View map
04358 South China Kennebec View map
04359 South Gardiner Kennebec View map
04360 Vienna Kennebec View map
04363 Windsor Kennebec View map
04364 Winthrop Kennebec View map
04901 Waterville Kennebec View map
04903 Waterville Kennebec View map
04910 Albion Kennebec View map
04917 Belgrade Kennebec View map
04918 Belgrade Lakes Kennebec View map
04926 China Village Kennebec View map
04927 Clinton Kennebec View map
04935 East Vassalboro Kennebec View map
04962 North Vassalboro Kennebec View map
04963 Oakland Kennebec View map
04989 Vassalboro Kennebec View map

Demographics & statistics

123,620
Population
44.1
Median age
$63,694
Median household income
$35,993
Per capita income
$210,648
Median home value
$921
Median monthly rent
80.8%
Home ownership
10.0%
Poverty rate
3.0%
Unemployment
47,915
Housing units
32.6%
Bachelor's or higher

Age distribution

Male Female
2,938
Under 5
2,943
3,229
5–9
3,235
3,494
10–14
3,500
3,688
15–19
3,694
3,600
20–24
3,606
7,190
25–34
7,203
7,366
35–44
7,378
7,881
45–54
7,895
5,097
55–59
5,105
4,527
60–64
4,535
7,654
65–74
7,668
3,699
75–84
3,706
1,393
85+
1,396
← Male
Female →

Age summary

GroupCount%
Under 1823,59019.1%
18 and over100,03080.9%
65 and over25,51621.9%
Median age44.1 years

Race & ethnicity

White 92.4%
Two or more races 3.5%
Hispanic or Latino 1.7%
Asian 0.9%
Black or African American 0.7%
Other race 0.4%
American Indian / Alaska Native 0.3%
GroupCount%
White116,26692.4%
Two or more races4,3653.5%
Hispanic or Latino2,1921.7%
Asian1,1210.9%
Black or African American9240.7%
Other race5440.4%
American Indian / Alaska Native3840.3%

Household income

Under $10k 4.5%
$10k–$15k 3.5%
$15k–$25k 7.0%
$25k–$35k 8.0%
$35k–$50k 14.2%
$50k–$75k 18.7%
$75k–$100k 13.7%
$100k–$150k 17.7%
$150k–$200k 7.5%
$200k+ 5.3%
Range% of households
Under $10k4.5%
$10k–$15k3.5%
$15k–$25k7.0%
$25k–$35k8.0%
$35k–$50k14.2%
$50k–$75k18.7%
$75k–$100k13.7%
$100k–$150k17.7%
$150k–$200k7.5%
$200k+5.3%
Median income$63,694

Housing

Home values

Under $50k 7.3%
$50k–$100k 9.0%
$100k–$150k 13.2%
$150k–$200k 17.5%
$200k–$300k 30.1%
$300k–$500k 16.5%
$500k–$1M 5.0%
$1M+ 1.2%

Housing overview

MetricValue
Median home value$210,648
Median rent / month$921
Owner occupied80.8%
Renter occupied19.2%
Vacant19.7%
Single-family detached73.2%
Large apartment buildings1.0%
Mobile homes13.8%
Median rooms5.4
Avg household size (owned)2.36

Year built

Era%
2020 or later0.4%
2010–20196.0%
2000–200912.4%
1990–199912.6%
1980–198915.5%
1970–197916.0%
1960–19696.4%
1950–19595.9%
1940–19493.2%
1939 or earlier21.6%

Bedrooms

Size% of units
No bedroom (studio)1.8%
1 bedroom10.2%
2 bedrooms29.5%
3 bedrooms41.0%
4 bedrooms14.2%
5+ bedrooms3.4%

Vehicles per household

Vehicles% of households
No vehicle4.4%
1 vehicle30.8%
2 vehicles41.9%
3 or more22.9%

Heating fuel

Fuel type%
Utility gas2.6%
Electricity5.6%
Propane / LP gas12.5%
Fuel oil61.1%
Wood16.0%
Solar0.2%
No fuel used0.1%

Households & families

Household typeCount%
Married-couple family23,86949.3%
Cohabiting couple5,3729.8%
Male householder, no spouse9,69917.9%
Female householder, no spouse14,34422.9%
Households with children under 1813,38524.3%
Households with seniors (65+)17,60435.6%
Average household size2.29

Marital status

StatusMaleFemale
Never married28.2%21.4%
Married53.7%52.2%
Separated1.1%1.1%
Widowed3.4%8.4%
Divorced13.5%16.8%

Education

Less than 9th grade 2.1%
Some HS, no diploma 2.8%
HS graduate 33.7%
Some college, no degree 19.2%
Associate's degree 9.6%
Bachelor's degree 20.1%
Graduate / professional 12.5%
Metric%
HS diploma or higher95.1%
Bachelor's or higher32.6%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool1,2635.7%
Kindergarten1,4246.0%
Elementary school10,42446.1%
High school6,06523.7%
College / grad school6,74818.6%

Employment

Industry of employment

Education & healthcare 28.3%
Retail trade 12.8%
Construction 8.8%
Professional & management 8.8%
Manufacturing 7.7%
Public administration 7.6%
Arts, food & hospitality 6.3%
Finance & real estate 4.8%
Other services 4.7%
Transportation & utilities 3.6%
Agriculture & mining 3.0%
Wholesale trade 2.3%
Information 1.4%

Occupation

Category%
Management, business & arts42.5%
Service14.1%
Sales & office19.6%
Natural resources & construction12.4%
Production & transportation11.4%

Employment type

Type%
Private sector72.6%
Government17.7%
Self-employed9.6%
Unpaid family workers0.1%

Commute

Method%
Drive alone75.9%
Carpool7.3%
Public transit0.1%
Walk2.0%
Other means1.0%
Avg commute (minutes)27.0

Poverty

All people 10.0%
Under 18 years 11.4%
18 and over 9.5%
Married-couple families 2.7%
Female-led households 13.5%

Income support

Source% of households
Social Security37.5%
Retirement income27.8%
Supplemental Security5.4%
Cash public assistance2.3%
Food stamps / SNAP9.3%

Health indicators

Condition%
High blood pressure32.9%
High cholesterol32.6%
Heart disease7.2%
Stroke3.0%
Asthma10.8%
Arthritis27.9%
Kidney disease2.9%
Pulmonary disease8.3%
Cancer7.3%
Behavior / access%
Binge drinking15.7%
No physical activity21.1%
Less than 7 hrs sleep29.2%
Fair or poor health12.5%
Poor mental health13.7%
Poor physical health9.9%
No health insurance11.6%
Visited doctor (checkup)79.6%
Visited dentist68.4%
Cholesterol screening89.8%
Teeth loss15.8%

Veterans & disability

VeteransCount%
Civilian veterans9,96610.5%
Disability%
Any disability16.2%
Under 186.7%
18–64 years13.1%
65 and over33.5%

Health insurance coverage

Type%
Private insurance71.0%
Public insurance38.7%
Uninsured under 195.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only117,73995.7%
Spanish1,3450.7%
Other Indo-European3150.1%
Asian & Pacific Islander7470.5%
Other languages2410.1%

Place of birth & citizenship

OriginCount%
Native born (US)120,54898.1%
Born in same state119,27196.9%
Born in different state86,93969.5%
Foreign born1,2771.2%
Naturalized citizen3,0721.9%
Not a US citizen1,87266.5%

Ancestry

AncestryCount%
French26,32721.3%
Italian18,67415.1%
German10,0928.2%
Arab6,7735.5%
Polish1,3091.1%
AncestryCount%
English1,1340.9%
Irish5810.5%
Norwegian5280.4%
Dutch2720.2%

Technology access

Metric% of households
Computer access43.5%
Internet access94.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Explore more Maine ZIP codes
All Maine ZIP codes Albion ZIP codes Augusta ZIP codes Belgrade ZIP codes Belgrade Lakes ZIP codes China Village ZIP codes Clinton ZIP codes East Vassalboro ZIP codes East Winthrop ZIP codes Farmingdale ZIP codes Gardiner ZIP codes
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