04021 ZIP Code — Cumberland Center, ME

Cumberland County, Maine

ZIP code 04021 is located in Cumberland Center, Maine, within Cumberland County. It covers approximately 20.55 square miles and serves a population of 6,633 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 207.

About ZIP code 04021

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $461,100. Owner-occupancy is high at 90%, well above the national average.

The gap between median ($140,887) and mean household income suggests income inequality — a small number of higher earners pull the average up. 30% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average. Remote work is prevalent — 23% of workers work from home.

Educational attainment is high — 68% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 04021 reflects a community defined by a highly educated population, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

6,633

population

20.55

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

04021 ZIP code map

Cities in ZIP code 04021

Below are the cities the US Postal Service accepts for ZIP code 04021. Using any city not on this list may result in mail delivery delays.

City	Status
Cumberland Center	Acceptable
Cumberland Center	Preferred

Nearby ZIP codes

04105 Falmouth (3.4 mi) 04110 Cumberland Foreside (4.2 mi) 04096 Yarmouth (4.8 mi) 04062 Windham (7 mi) 04103 Portland (7.3 mi) 04039 Gray (7.3 mi) 04069 Pownal (7.9 mi) 04092 Westbrook (8.4 mi) 04017 Chebeague Island (8.6 mi) 04033 Freeport (9.1 mi) 04034 Freeport (9.1 mi) 04050 Long Island (9.2 mi)

Demographics updated 05/2026

Population
Total population	6,633
Population density	323 / sq mi
State FIPS	23
County FIPS	005

Geography
Land area	20.55 sq mi
Water area	0.05 sq mi
Latitude	43.7973
Longitude	-70.2665
Timezone	Eastern (ET)
Area code	207

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.6%	32.3%	42.3%
$50k – $100k	25.5%	31.4%	32.3%
$100k – $200k	41.9%	27.4%	20.6%
Over $200k	16.0%	8.9%	4.9%

Demographics & statistics

6,633

Population

323

People per sq mi

39.4

Median age

$140,887

Median household income

$63,817

Per capita income

$461,100

Median home value

$1,429

Median monthly rent

89.6%

Home ownership

1.4%

Poverty rate

3.2%

Unemployment

2,187

Housing units

67.7%

Bachelor's or higher

Age distribution

Male Female

285

Under 5

297

246

5–9

257

193

10–14

201

175

15–19

182

127

20–24

132

275

25–34

287

600

35–44

624

370

45–54

385

243

55–59

254

269

60–64

281

295

65–74

308

110

75–84

115

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,815	27.4%
18 and over	4,818	72.6%
65 and over	950	14.3%
Median age	39.4 years

Race & ethnicity

White 92.4%

Two or more races 2.8%

Hispanic or Latino 2%

Asian 1.7%

Other race 0.6%

Black or African American 0.6%

Group	Count	%
White	6,251	92.4%
Two or more races	190	2.8%
Hispanic or Latino	133	2%
Asian	115	1.7%
Other race	39	0.6%
Black or African American	38	0.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.6%	32.3%	42.3%
$50k – $100k	25.5%	31.4%	32.3%
$100k – $200k	41.9%	27.4%	20.6%
Over $200k	16.0%	8.9%	4.9%

Under $10k 1.7%

$10k–$15k 0.4%

$15k–$25k 2.5%

$25k–$35k 1.7%

$35k–$50k 6.9%

$50k–$75k 8.1%

$75k–$100k 11.9%

$100k–$150k 20.3%

$150k–$200k 18.7%

$200k+ 27.8%

Range	% of households
Under $10k	1.7%
$10k–$15k	0.4%
$15k–$25k	2.5%
$25k–$35k	1.7%
$35k–$50k	6.9%
$50k–$75k	8.1%
$75k–$100k	11.9%
$100k–$150k	20.3%
$150k–$200k	18.7%
$200k+	27.8%
Median income	$140,887

Housing

Home values

Under $50k 1.9%

$50k–$100k 1.3%

$100k–$150k 1.7%

$150k–$200k 0.7%

$200k–$300k 14.8%

$300k–$500k 38.3%

$500k–$1M 37.7%

$1M+ 3.5%

Housing overview

Metric	Value
Median home value	$461,100
Median rent / month	$1,429
Owner occupied	89.6%
Renter occupied	10.4%
Vacant	3.5%
Single-family detached	85.4%
Large apartment buildings	0.0%
Mobile homes	2.3%
Median rooms	7.0
Avg household size (owned)	2.95

Year built

Era	%
2020 or later	0.2%
2010–2019	9.2%
2000–2009	13.1%
1990–1999	15.9%
1980–1989	13.9%
1970–1979	16.4%
1960–1969	10.4%
1950–1959	8.2%
1940–1949	3.1%
1939 or earlier	9.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	6.0%
2 bedrooms	15.4%
3 bedrooms	38.0%
4 bedrooms	29.5%
5+ bedrooms	11.0%

Vehicles per household

Vehicles	% of households
No vehicle	6.4%
1 vehicle	19.4%
2 vehicles	46.9%
3 or more	27.2%

Heating fuel

Fuel type	%
Utility gas	19.5%
Electricity	4.9%
Propane / LP gas	8.1%
Fuel oil	64.3%
Wood	0.6%
Solar	0.6%

Households & families

Household type	Count	%
Married-couple family	1,655	70.5%
Cohabiting couple	75	3.2%
Male householder, no spouse	123	5.2%
Female householder, no spouse	493	21.0%
Households with children under 18	1,015	43.3%
Households with seniors (65+)	657	28.0%
Average household size	2.83

Marital status

Status	Male	Female
Never married	19.5%	22.2%
Married	76.0%	60.5%
Separated	1.1%	0.4%
Widowed	1.9%	5.3%
Divorced	1.5%	11.6%

Education

Less than 9th grade 0.8%

Some HS, no diploma 1.5%

HS graduate 12.3%

Some college, no degree 11.4%

Associate's degree 6.4%

Bachelor's degree 31.6%

Graduate / professional 36.0%

Metric	%
HS diploma or higher	97.7%
Bachelor's or higher	67.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	169	10.8%
Kindergarten	52	3.3%
Elementary school	597	38.2%
High school	417	26.7%
College / grad school	327	20.9%

Employment

Industry of employment

Education & healthcare 34.1%

Professional & management 21.5%

Retail trade 8.3%

Finance & real estate 7.8%

Arts, food & hospitality 5.8%

Manufacturing 5.7%

Construction 5.2%

Other services 4.5%

Public administration 4.0%

Agriculture & mining 1.6%

Transportation & utilities 1.2%

Wholesale trade 0.5%

Occupation

Category	%
Management, business & arts	67.6%
Service	8.6%
Sales & office	16.6%
Natural resources & construction	4.0%
Production & transportation	3.2%

Employment type

Type	%
Private sector	76.4%
Government	13.3%
Self-employed	10.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.2%
Carpool	4.0%
Public transit	1.0%
Walk	0.0%
Work from home	23.1%
Other means	0.7%
Avg commute (minutes)	28.5

Poverty

All people 1.4%

Under 18 years 0.0%

18 and over 1.9%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	30.3%
Retirement income	23.4%
Supplemental Security	2.6%
Cash public assistance	2.8%
Food stamps / SNAP	2.3%

Health indicators

Condition	%
Obesity	25.2%
High blood pressure	27.7%
High cholesterol	30.1%
Diabetes	7.2%
Heart disease	4.8%
Stroke	2.0%
Asthma	9.6%
Arthritis	21.5%
Kidney disease	2.3%
Pulmonary disease	5.0%
Cancer	7.0%

Behavior / access	%
Smoking	9.9%
Binge drinking	15.8%
No physical activity	14.5%
Less than 7 hrs sleep	26.9%
Depression	22.2%
Fair or poor health	7.8%
Poor mental health	11.2%
Poor physical health	6.9%
No health insurance	7.5%
Visited doctor (checkup)	78.1%
Visited dentist	79.1%
Cholesterol screening	93.1%
Teeth loss	7.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	218	4.5%

Disability	%
Any disability	7.6%
Under 18	1.4%
18–64 years	6.5%
65 and over	23.9%

Health insurance coverage

Type	%
Private insurance	90.3%
Public insurance	20.5%
No insurance	1.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,051	91.2%
Spanish	71	1.2%
Other Indo-European	0	0.0%
Asian & Pacific Islander	14	0.2%
Other languages	57	0.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,320	95.3%
Born in same state	6,239	94.1%
Born in different state	3,937	59.4%
Foreign born	81	1.2%
Naturalized citizen	313	4.7%
Not a US citizen	259	82.7%

Ancestry

Ancestry	Count	%
French	1,647	24.8%
Italian	1,186	17.9%
German	391	5.9%
Arab	342	5.2%

Ancestry	Count	%
Dutch	88	1.3%
Polish	57	0.9%
English	36	0.5%

Technology access

Metric	% of households
Computer access	35.4%
Internet access	96.3%

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

Frequently asked questions about ZIP code 04021

What city is ZIP code 04021 in?

ZIP code 04021 is primarily assigned to Cumberland Center, Maine.

What county is ZIP code 04021 in?

ZIP code 04021 falls within Cumberland County, Maine.

How educated is the population of ZIP code 04021?

68% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 04021 mostly owner-occupied?

90% of occupied units in ZIP code 04021 are owner-occupied, well above the national average.

What is the median household income in ZIP code 04021?

The median household income in ZIP code 04021 is $140,887, above the national median of ~$75,000.

What is the typical home value in ZIP code 04021?

The median home value in ZIP code 04021 is $461,100.

What timezone is ZIP code 04021 in?

ZIP code 04021 observes the EST timezone.