Winthrop ZIP Codes — Kennebec County, ME

There is one unique ZIP code in Winthrop, Maine and it is 04364. Area code: 207.

ZIP codes

31.14

sq mi land

6.74

sq mi water

207

area code

Winthrop, ME ZIP code map

About Winthrop, ME

Winthrop, Maine, is a charming town located in Kennebec County. Known for its picturesque landscapes and vibrant community, Winthrop invites residents and tourists alike to experience its unique blend of rural charm and modern amenities. The town is located near several lakes, making it a popular destination for outdoor enthusiasts and those seeking a peaceful retreat.

Location & geography

Winthrop is situated in the central part of Maine, approximately 12 miles northwest of the state capital, Augusta. The town is bordered by various small bodies of water, including the stunning Maranacook Lake and is surrounded by nearby cities such as Readfield to the south, and Wayne to the north. The total area of Winthrop encompasses 31.14 square miles of land and 6.74 square miles of water, characterizing the region's beautiful and diverse terrain.

Community & economy

The community in Winthrop is characterized by its friendly atmosphere and commitment to maintaining a tight-knit environment. The town boasts a mix of local businesses and essential services that cater to daily life, promoting a sense of community pride among residents. Winthrop's economy is supported by various industries, including tourism, agriculture, and retail, providing job opportunities and enhancing the overall quality of life for its inhabitants.

Transportation

Winthrop is accessible via several key highways, including Route 202, which connects to the wider Maine road network. The nearest named airport is Augusta State Airport, located about 15 miles to the southeast, offering limited commercial flights and general aviation services. Public transportation options may be limited, but the town's small size makes it easy for residents to get around by car or bicycle.

History

Winthrop was founded in 1771 and has a rich history that reflects the development of the region. The town initially thrived on agriculture and timber, industries that played crucial roles in shaping its economy and community identity throughout the 19th century. Over the years, notable events, including community-led initiatives to preserve the natural landscape, have contributed to Winthrop's charm as a place that values both its heritage and its future.

Did you know?

One surprising fact about Winthrop is that it is home to a portion of the Kennebec Land Trust, which aims to protect the natural beauty and resources of the area. This commitment to conservation has helped maintain the town's scenic landscapes, making it a favored spot for nature lovers and outdoor activities.

ZIP codes for Winthrop, ME (1)

ZIP code	City	County	Map
04364	Winthrop	Kennebec	View map

Demographics & statistics

6,138

Population

41.8

Median age

$79,273

Median household income

$36,602

Per capita income

$239,500

Median home value

$1,002

Median monthly rent

83.5%

Home ownership

11.8%

Poverty rate

2.8%

Unemployment

2,854

Housing units

39.4%

Bachelor's or higher

Age distribution

Male Female

168

Under 5

169

158

5–9

159

288

10–14

289

188

15–19

189

116

20–24

116

431

25–34

432

350

35–44

351

375

45–54

376

184

55–59

185

226

60–64

226

403

65–74

403

137

75–84

137

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,516	24.7%
18 and over	4,622	75.3%
65 and over	1,162	18.9%
Median age	41.8 years

Race & ethnicity

White 90.8%

Black or African American 5%

Two or more races 3%

Hispanic or Latino 0.6%

American Indian / Alaska Native 0.4%

Asian 0.2%

Group	Count	%
White	5,605	90.8%
Black or African American	307	5%
Two or more races	187	3%
Hispanic or Latino	34	0.6%
American Indian / Alaska Native	25	0.4%
Asian	14	0.2%

Household income

Under $10k 3.1%

$10k–$15k 0.4%

$15k–$25k 3.9%

$25k–$35k 10.6%

$35k–$50k 15.7%

$50k–$75k 12.5%

$75k–$100k 25.1%

$100k–$150k 13.4%

$150k–$200k 9.3%

$200k+ 6.1%

Range	% of households
Under $10k	3.1%
$10k–$15k	0.4%
$15k–$25k	3.9%
$25k–$35k	10.6%
$35k–$50k	15.7%
$50k–$75k	12.5%
$75k–$100k	25.1%
$100k–$150k	13.4%
$150k–$200k	9.3%
$200k+	6.1%
Median income	$79,273

Housing

Home values

Under $50k 5.8%

$50k–$100k 3.7%

$100k–$150k 5.5%

$150k–$200k 17.2%

$200k–$300k 35.5%

$300k–$500k 23.7%

$500k–$1M 7.9%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$239,500
Median rent / month	$1,002
Owner occupied	83.5%
Renter occupied	16.5%
Vacant	21.7%
Single-family detached	74.6%
Large apartment buildings	1.4%
Mobile homes	13.4%
Median rooms	6.1
Avg household size (owned)	2.48

Year built

Era	%
2020 or later	0.2%
2010–2019	4.1%
2000–2009	8.3%
1990–1999	13.3%
1980–1989	18.9%
1970–1979	19.3%
1960–1969	3.0%
1950–1959	4.2%
1940–1949	6.1%
1939 or earlier	22.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.8%
1 bedroom	7.0%
2 bedrooms	24.1%
3 bedrooms	39.3%
4 bedrooms	25.4%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	1.8%
1 vehicle	34.1%
2 vehicles	45.1%
3 or more	19.0%

Heating fuel

Fuel type	%
Utility gas	1.8%
Electricity	9.8%
Propane / LP gas	7.9%
Fuel oil	66.1%
Wood	12.0%
Solar	0.3%
No fuel used	1.1%

Households & families

Household type	Count	%
Married-couple family	1,239	48.3%
Cohabiting couple	251	9.8%
Male householder, no spouse	499	19.4%
Female householder, no spouse	578	22.5%
Households with children under 18	730	28.4%
Households with seniors (65+)	774	30.2%
Average household size	2.36

Marital status

Status	Male	Female
Never married	30.0%	28.3%
Married	51.2%	51.1%
Separated	2.2%	0.0%
Widowed	3.5%	6.2%
Divorced	13.1%	14.4%

Education

Less than 9th grade 0.4%

Some HS, no diploma 1.4%

HS graduate 25.9%

Some college, no degree 17.4%

Associate's degree 15.4%

Bachelor's degree 28.5%

Graduate / professional 11.0%

Metric	%
HS diploma or higher	98.2%
Bachelor's or higher	39.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	37	2.6%
Kindergarten	0	0.0%
Elementary school	865	61.1%
High school	328	23.2%
College / grad school	186	13.1%

Employment

Industry of employment

Education & healthcare 25.6%

Retail trade 12.6%

Finance & real estate 10.7%

Public administration 10.0%

Professional & management 7.8%

Other services 5.7%

Manufacturing 5.6%

Arts, food & hospitality 5.5%

Construction 4.6%

Wholesale trade 3.7%

Agriculture & mining 3.1%

Information 3.1%

Transportation & utilities 2.1%

Occupation

Category	%
Management, business & arts	50.3%
Service	14.3%
Sales & office	21.9%
Natural resources & construction	8.7%
Production & transportation	4.8%

Employment type

Type	%
Private sector	72.5%
Government	16.2%
Self-employed	11.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.0%
Carpool	4.3%
Public transit	0.0%
Walk	0.4%
Other means	0.3%
Avg commute (minutes)	29.2

Poverty

All people 11.8%

Under 18 years 24.4%

18 and over 7.8%

Married-couple families 3.6%

Female-led households 0.0%

Income support

Source	% of households
Social Security	29.3%
Retirement income	28.1%
Supplemental Security	4.2%
Cash public assistance	1.7%
Food stamps / SNAP	4.1%

Health indicators

Condition	%
High blood pressure	32.7%
High cholesterol	32.6%
Heart disease	7.0%
Stroke	2.9%
Asthma	10.5%
Arthritis	28.0%
Kidney disease	2.9%
Pulmonary disease	7.6%
Cancer	7.8%

Behavior / access	%
Binge drinking	15.3%
No physical activity	19.3%
Less than 7 hrs sleep	28.0%
Fair or poor health	11.2%
Poor mental health	12.9%
Poor physical health	9.2%
No health insurance	10.0%
Visited doctor (checkup)	80.4%
Visited dentist	71.7%
Cholesterol screening	91.1%
Teeth loss	13.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	333	7.2%

Disability	%
Any disability	13.9%
Under 18	4.3%
18–64 years	17.6%
65 and over	15.6%

Health insurance coverage

Type	%
Private insurance	76.5%
Public insurance	35.0%
Uninsured under 19	2.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,801	94.5%
Spanish	21	0.4%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,896	96.1%
Born in same state	5,832	95.0%
Born in different state	4,247	69.2%
Foreign born	64	1.0%
Naturalized citizen	242	3.9%
Not a US citizen	156	64.5%

Ancestry

Ancestry	Count	%
French	1,319	21.5%
Italian	1,074	17.5%
German	237	3.9%
Arab	194	3.2%

Ancestry	Count	%
Polish	110	1.8%
Norwegian	86	1.4%
Irish	37	0.6%
Dutch	20	0.3%

Technology access

Metric	% of households
Computer access	41.8%
Internet access	95.4%

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

Frequently asked questions

What ZIP codes does Winthrop, ME have?

Winthrop, ME has one ZIP code: 04364. Each ZIP code serves a distinct delivery area within the city and surrounding region.