Warren ZIP Codes — Knox County, ME

There is one unique ZIP code in Warren, Maine and it is 04864. Area code: 207.
1
ZIP codes
46.47
sq mi land
2.28
sq mi water
207
area code
Warren, ME ZIP code map

About Warren, ME

Warren, Maine, is a charming town located in Knox County. Known for its picturesque landscapes and small-town charm, it offers residents and visitors a peaceful retreat. With a rich history and a close-knit community, Warren is a place where tradition and nature come together beautifully.

Location & geography

Warren is situated in the central part of Knox County, making it easily accessible from various points in Maine. Nearby cities include Thomaston, which is approximately 10 miles to the southeast, Rockland at around 12 miles to the south, Camden about 16 miles to the northeast, and Damariscotta, roughly 20 miles to the west. The town encompasses a land area of 46.47 square miles, complemented by a water area of 2.28 square miles, featuring a blend of rolling hills and water bodies.

Community & economy

The community in Warren is characterized by a friendly atmosphere where neighbors know each other. The local economy includes industries such as agriculture and small-scale manufacturing, providing essential goods and services to the area. Daily life often revolves around community events, local markets, and outdoor activities, fostering a strong sense of connection among residents.

Transportation

Warren is accessible via several highways, with Maine Route 90 and Maine Route 1 facilitating travel to and from the town. The nearest major airport is Knox County Regional Airport, located about 10 miles to the south, providing convenient air travel options for residents and visitors.

History

Founded in the early 19th century, Warren has roots in agriculture and logging, which were key industries in its development. Over the years, the town has maintained its historical charm, preserving many old buildings and sites. Notable events in Warren's history include its incorporation in 1808 and its growth as a farming community.

Did you know?

One surprising fact about Warren is that it has a significant rural landscape, which contributes to its appeal for nature enthusiasts. Additionally, the town's close proximity to the Penobscot Bay enhances its attractiveness for local tourism.

ZIP codes for Warren, ME (1)
ZIP code City County Map
04864 Warren Knox View map

Demographics & statistics

4,873
Population
46.2
Median age
$79,540
Median household income
$33,977
Per capita income
$191,000
Median home value
$1,064
Median monthly rent
93.0%
Home ownership
6.1%
Poverty rate
1.1%
Unemployment
1,804
Housing units
17.6%
Bachelor's or higher

Age distribution

Male Female
42
Under 5
24
66
5–9
37
147
10–14
83
182
15–19
104
85
20–24
48
424
25–34
240
573
35–44
325
653
45–54
370
262
55–59
148
362
60–64
206
203
65–74
115
54
75–84
31
57
85+
32
← Male
Female →

Age summary

GroupCount%
Under 1859412.2%
18 and over4,27987.8%
65 and over49210.1%
Median age46.2 years

Race & ethnicity

White 90%
Two or more races 5.4%
Black or African American 1.4%
Hispanic or Latino 1.3%
Other race 1%
Asian 0.5%
American Indian / Alaska Native 0.4%
GroupCount%
White4,44390%
Two or more races2685.4%
Black or African American701.4%
Hispanic or Latino651.3%
Other race471%
Asian250.5%
American Indian / Alaska Native200.4%

Household income

$10k–$15k 5.1%
$15k–$25k 6.1%
$25k–$35k 4.3%
$35k–$50k 4.5%
$50k–$75k 25.8%
$75k–$100k 17.0%
$100k–$150k 17.1%
$150k–$200k 17.8%
$200k+ 2.3%
Range% of households
$10k–$15k5.1%
$15k–$25k6.1%
$25k–$35k4.3%
$35k–$50k4.5%
$50k–$75k25.8%
$75k–$100k17.0%
$100k–$150k17.1%
$150k–$200k17.8%
$200k+2.3%
Median income$79,540

Housing

Home values

Under $50k 3.2%
$50k–$100k 3.2%
$100k–$150k 16.7%
$150k–$200k 34.0%
$200k–$300k 25.2%
$300k–$500k 13.1%
$500k–$1M 4.7%

Housing overview

MetricValue
Median home value$191,000
Median rent / month$1,064
Owner occupied93.0%
Renter occupied7.0%
Vacant13.5%
Single-family detached82.2%
Large apartment buildings0.0%
Mobile homes13.1%
Median rooms6.3
Avg household size (owned)2.26

Year built

Era%
2020 or later0.5%
2010–20192.5%
2000–200913.5%
1990–199913.5%
1980–198912.5%
1970–197923.3%
1960–19694.3%
1950–19594.7%
1940–19492.5%
1939 or earlier22.7%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom8.3%
2 bedrooms24.5%
3 bedrooms55.1%
4 bedrooms10.5%
5+ bedrooms1.6%

Vehicles per household

Vehicles% of households
No vehicle1.2%
1 vehicle27.6%
2 vehicles39.3%
3 or more31.9%

Heating fuel

Fuel type%
Utility gas0.1%
Electricity2.6%
Propane / LP gas12.9%
Fuel oil69.0%
Wood15.4%

Households & families

Household typeCount%
Married-couple family79948.1%
Cohabiting couple35021.1%
Male householder, no spouse17110.3%
Female householder, no spouse34220.6%
Households with children under 1834020.5%
Households with seniors (65+)37822.7%
Average household size2.26

Marital status

StatusMaleFemale
Never married46.1%22.1%
Married35.7%50.0%
Separated0.6%0.8%
Widowed2.5%10.6%
Divorced15.1%16.4%

Education

Less than 9th grade 1.1%
Some HS, no diploma 5.3%
HS graduate 48.6%
Some college, no degree 19.2%
Associate's degree 8.2%
Bachelor's degree 11.1%
Graduate / professional 6.5%
Metric%
HS diploma or higher93.7%
Bachelor's or higher17.6%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten283.2%
Elementary school26931.1%
High school37343.1%
College / grad school19522.5%

Employment

Industry of employment

Retail trade 18.8%
Education & healthcare 15.8%
Manufacturing 11.8%
Other services 11.5%
Professional & management 7.9%
Transportation & utilities 6.6%
Agriculture & mining 5.8%
Wholesale trade 5.8%
Arts, food & hospitality 5.0%
Finance & real estate 4.8%
Public administration 4.2%
Construction 2.0%

Occupation

Category%
Management, business & arts35.3%
Service13.3%
Sales & office25.8%
Natural resources & construction14.0%
Production & transportation11.6%

Employment type

Type%
Private sector83.8%
Government9.8%
Self-employed6.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone82.2%
Carpool5.4%
Public transit0.2%
Walk1.3%
Other means0.0%
Avg commute (minutes)22.3

Poverty

All people 6.1%
Under 18 years 9.8%
18 and over 5.5%
Married-couple families 1.4%
Female-led households 13.5%

Income support

Source% of households
Social Security26.2%
Retirement income17.1%
Supplemental Security0.0%
Cash public assistance0.7%
Food stamps / SNAP5.8%

Health indicators

Condition%
High blood pressure30.0%
High cholesterol32.4%
Heart disease5.9%
Stroke2.7%
Asthma10.1%
Arthritis23.4%
Kidney disease2.5%
Pulmonary disease7.6%
Cancer5.7%
Behavior / access%
Binge drinking18.7%
No physical activity20.1%
Less than 7 hrs sleep33.6%
Fair or poor health12.5%
Poor mental health14.7%
Poor physical health9.5%
No health insurance14.9%
Visited doctor (checkup)73.9%
Visited dentist64.9%
Cholesterol screening86.6%
Teeth loss17.5%

Veterans & disability

VeteransCount%
Civilian veterans2445.7%
Disability%
Any disability7.9%
Under 185.1%
18–64 years6.2%
65 and over21.3%

Health insurance coverage

Type%
Private insurance67.6%
Public insurance25.9%
Uninsured under 193.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only4,80798.6%
Spanish871.8%
Other Indo-European90.2%
Asian & Pacific Islander781.6%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)4,73597.2%
Born in same state4,62094.8%
Born in different state3,19965.6%
Foreign born1152.4%
Naturalized citizen1382.8%
Not a US citizen9770.3%

Ancestry

AncestryCount%
French80816.6%
Italian76215.6%
Arab2835.8%
German1893.9%
AncestryCount%
English581.2%
Dutch190.4%
Polish130.3%
Norwegian120.2%

Technology access

Metric% of households
Computer access34.1%
Internet access94.6%

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

Frequently asked questions
What ZIP codes does Warren, ME have?
Warren, ME has one ZIP code: 04864. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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