Zip code 04579: Woolwich, Maine

Q: What city is zip code 04579?

04579 is assigned to Woolwich, Maine. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 04579 in?

04579 is in Sagadahoc County, Maine.

Q: What is the population of 04579?

About 3,158 people live in 04579, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 04579?

The median household income in 04579 is $102,175.

Q: What zip codes are near 04579?

The closest zip codes to 04579 are 04578, 04530, 04571, 04008, 04556.

Residential delivery areaSagadahoc CountyEastern Time

Population

3,158

Median household income

$102K

U.S. $81K

Median home value

$255K

U.S. $333K

Median rent

—

U.S. $1,413

Median age

55.8

U.S. 38.9

Land area

35 sq mi

90 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 04579

04579 is a small-town zip code in Woolwich, Maine (Sagadahoc County), covering 35 sq mi of land. About 3,158 people live here, or 90 per square mile. The median resident is 55.8 years old, compared with 38.9 nationally.

The median household earns $102,175 a year, 27% above the national median of $80,734. 13.3% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $254,500, or 2.5 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 96% of occupied homes are lived in by their owners.

53% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 29.4 minutes each way, and 12% of workers work from home. The most common jobs among working residents are in management; office and administrative support; and healthcare. 21% of them are self-employed (U.S.: 10%).

How 04579 compares

Sorted from highest to lowest national percentile

Homeownership rate95.5%
99th
StrengthU.S. 65.2% · ME 74.3%32nd of 399 in ME
Median age55.8
98th
U.S. 38.9 · ME 44.875th of 400 in ME
Veterans16.5%
98th
U.S. 6.2% · ME 8.4%19th of 400 in ME
Residents 65 and older33.9%
98th
U.S. 17.2% · ME 22.4%68th of 400 in ME
Self-employed workers20.8%
98th
U.S. 10% · ME 13%106th of 399 in ME
Rent-burdened renters64.3%
92nd
WeaknessU.S. 51.1% · ME 48.4%59th of 374 in ME
Bachelor's degree or higher52.9%
83rd
StrengthU.S. 35.7% · ME 36.2%49th of 400 in ME
Healthcare workers12.3%
83rd
U.S. 9.7% · ME 10.8%108th of 399 in ME
Per capita income$55,975
80th
StrengthU.S. $44,673 · ME $43,74245th of 400 in ME
Median earnings per worker$61,277
78th
U.S. $49,666 · ME $48,05322nd of 399 in ME
Median household income$102,175
73rd
U.S. $80,734 · ME $74,73335th of 390 in ME
Average commute29.4 min
71st
U.S. 26.4 min · ME 24.6 min139th of 384 in ME
Broadband access94.5%
71st
U.S. 91% · ME 90.3%83rd of 399 in ME
Housing vacancy9.4%
68th
U.S. 10.1% · ME 20.6%329th of 399 in ME
Income inequality (Gini)0.452
64th
U.S. 0.483 · ME 0.456115th of 399 in ME
Poverty rate13.3%
62nd
U.S. 12.5% · ME 10.7%143rd of 399 in ME
Tech workers2.9%
50th
U.S. 3.8% · ME 2.7%99th of 399 in ME
Government workers13.7%
50th
U.S. 14.5% · ME 14.1%200th of 399 in ME
Work from home11.9%
46th
U.S. 15.1% · ME 15.9%219th of 399 in ME
Median home value$254,500
34th
U.S. $332,700 · ME $296,600187th of 396 in ME
Diversity index25
18th
U.S. 61.4 · ME 18.939th of 400 in ME
Foreign-born residents2.6%
16th
U.S. 14.1% · ME 4.1%157th of 400 in ME
Population density90/sq mi
12th
U.S. 95/sq mi · ME 45/sq mi148th of 400 in ME
Residents under 1815%
8th
U.S. 22% · ME 18.1%274th of 400 in ME
Uninsured rate2.2%
6th
StrengthU.S. 8.4% · ME 6.2%362nd of 400 in ME
Population3,158
5th
U.S. 334,922,499 · ME 1,387,817117th of 400 in ME
Unemployment rate1.8%
4th
StrengthU.S. 5.2% · ME 3.8%294th of 400 in ME

Measure	04579	Sagadahoc	ME	U.S.	National percentile	Rank in ME
Homeownership rateStrength	95.5%	77.8%	74.3%	65.2%	99th	32nd of 399
Median age	55.8	47.3	44.8	38.9	98th	75th of 400
Veterans	16.5%	10.7%	8.4%	6.2%	98th	19th of 400
Residents 65 and older	33.9%	24.6%	22.4%	17.2%	98th	68th of 400
Self-employed workers	20.8%	16.2%	13%	10%	98th	106th of 399
Rent-burdened rentersWeakness	64.3%	48%	48.4%	51.1%	92nd	59th of 374
Bachelor's degree or higherStrength	52.9%	44.2%	36.2%	35.7%	83rd	49th of 400
Healthcare workers	12.3%	10.5%	10.8%	9.7%	83rd	108th of 399
Per capita incomeStrength	$55,975	$47,808	$43,742	$44,673	80th	45th of 400
Median earnings per worker	$61,277	$51,586	$48,053	$49,666	78th	22nd of 399
Median household income	$102,175	$87,806	$74,733	$80,734	73rd	35th of 390
Average commute	29.4 min	25.8 min	24.6 min	26.4 min	71st	139th of 384
Broadband access	94.5%	93.9%	90.3%	91%	71st	83rd of 399
Housing vacancy	9.4%	14.5%	20.6%	10.1%	68th	329th of 399
Income inequality (Gini)	0.452	0.436	0.456	0.483	64th	115th of 399
Poverty rate	13.3%	10%	10.7%	12.5%	62nd	143rd of 399
Tech workers	2.9%	2.8%	2.7%	3.8%	50th	99th of 399
Government workers	13.7%	13%	14.1%	14.5%	50th	200th of 399
Work from home	11.9%	16.9%	15.9%	15.1%	46th	219th of 399
Median home value	$254,500	$333,300	$296,600	$332,700	34th	187th of 396
Diversity index	25	15.2	18.9	61.4	18th	39th of 400
Foreign-born residents	2.6%	2.5%	4.1%	14.1%	16th	157th of 400
Population density	90/sq mi	147/sq mi	45/sq mi	95/sq mi	12th	148th of 400
Residents under 18	15%	17.6%	18.1%	22%	8th	274th of 400
Uninsured rateStrength	2.2%	5.3%	6.2%	8.4%	6th	362nd of 400
Population	3,158	37,285	1,387,817	334,922,499	5th	117th of 400
Unemployment rateStrength	1.8%	4.6%	3.8%	5.2%	4th	294th of 400

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

14%

5–17

18–24

12%

25–34

35–44

10%

45–54

18%

55–64

17%

65–74

17%

75+

Median age

55.8

Under 18

15%

65 and over

33.9%

Race and ethnicity

White86%
Black1%
Hispanic0%
Asian0.1%
Native American0%
Pacific Islander0%
Other0%
Multiracial13%

Diversity index

U.S. 61.4

Foreign-born

2.6%

U.S. 14.1%

Born in state

66.8%

Language spoken at home (households)

English only

94%

Spanish

0.9%

Other Indo-European

Asian / Pacific

0.2%

Other

Households

Households: 1,295
Average household size: 2.4
Family households: 82.9%
Married couples: 65.7%
Living alone: 13.5%
Veterans (of adults): 16.5%
Male / female: 51% / 49%

Income and poverty

Household income distribution

<$25k

13%

$25–50k

11%

$50–75k

16%

$75–100k

$100–150k

30%

$150–200k

13%

$200k+

10%

Median household income

04579

$102,175

Sagadahoc Co.

$87,806

Maine

$74,733

United States

$80,734

Per capita income

$55,975

U.S. $44,673

Poverty rate

13.3%

U.S. 12.5%

Households earning $150K+

23.5%

U.S. 23%

Income inequality (Gini)

0.452

U.S. 0.483

Housing

Median home value

04579

$254,500

Sagadahoc Co.

$333,300

Maine

$296,600

United States

$332,700

Median gross rent

04579

—

Sagadahoc Co.

$1,098

Maine

$1,139

United States

$1,413

Types of housing

Single-family

85%

2–4 units

5–19 units

20+ units

Mobile home

15%

Boat, RV, van

Housing units: 1,430
Owner-occupied: 95.5%
Vacant: 9.4%
Median year built: 1982
Median rooms: 5.7
Renters paying 30%+ of income: 64.3%
Renters paying 50%+ of income: 64.3%
Home value to income: 2.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

84%

Carpooled

Transit

Walked

0.8%

Bicycle

Worked from home

12%

Other

Commute time (one way)

<10 min

12%

10–19

33%

20–29

16%

30–44

12%

45–59

18%

60+

Average commute

29.4 min

U.S. 26.4 min

Unemployment

1.8%

U.S. 5.2%

In labor force

54.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

14%

Office and admin

13%

Healthcare

12%

Construction and repair

11%

Sales

Transportation and moving

Engineering and science

Cleaning and personal care

Education

Legal and social services

Business and finance

Computer and math

Police and fire

Arts, media and sports

Food service

Farming, fishing and forestry

Production

Industries

Retail

15%

Health care and social assistance

13%

Construction

11%

Public administration

11%

Education

Finance, insurance and real estate

Manufacturing

Professional and technical services

Admin, support and management

Transportation, warehousing and utilities

Arts and recreation

Restaurants and hotels

Other services

0.9%

Wholesale

Information

Agriculture and mining

Median earnings per worker

$61,277

U.S. $49,666

Self-employed

20.8%

U.S. 10%

Government workers

13.7%

U.S. 14.5%

Nonprofit workers

9.4%

U.S. 8.8%

Median earnings by type of work

Type of work	04579	U.S.
Management, business, science and arts	$75,969	$74,888
Service	$52,708	$26,804
Sales and office	$43,906	$40,476
Construction and maintenance	$65,087	$49,199
Production and transportation	$47,734	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

19%

Some college

16%

Associate's

Bachelor's

26%

Graduate

27%

High school graduate or higher: 94.4%
Bachelor's degree or higher: 52.9%
Graduate or professional degree: 27.1%
Households with broadband: 94.5%
Cable, fiber or DSL: 88.8%
No internet access: 5.5%
Without health insurance: 2.2%
Limited-English households: 0%

Geography

City (USPS): Woolwich
State: Maine
County: Sagadahoc County
Center point: 43.9597° N, 69.7694° W
Land area: 35 sq mi
Water area: 6.5 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Zip codes near 04579

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
04578	Wiscasset, ME	4.1 mi	4,709	$81,063	$327,400
04530	Bath, ME	5.7 mi	11,275	$79,649	$336,800
04571	Trevett, ME	6.4 mi	439	$58,830	$257,000
04008	Bowdoinham, ME	7.5 mi	3,142	$108,479	$405,500
04556	Edgecomb, ME	8 mi	1,251	$108,750	$348,400
04537	Boothbay, ME	8.1 mi	1,685	$76,667	$358,600
04548	Georgetown, ME	8.8 mi	1,012	$84,250	$427,200
04342	Dresden, ME	8.9 mi	1,645	$74,844	$240,100
04575	West Boothbay Harbor, ME	9.1 mi	286	$116,250	$641,300
04086	Topsham, ME	9.3 mi	9,706	$91,028	$360,800
04538	Boothbay Harbor, ME	10 mi	1,810	$56,500	$388,100
04573	Walpole, ME	11 mi	557	$86,250	$420,000

Zip codes like 04579 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 04579

What city is zip code 04579?

04579 is assigned to Woolwich, Maine. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 04579 in?

04579 is in Sagadahoc County, Maine.

What is the population of 04579?

About 3,158 people live in 04579, according to the Census Bureau's American Community Survey.

What time zone is 04579 in?

04579 is in Eastern Time.

What is the median household income in 04579?

The median household income in 04579 is $102,175.

What zip codes are near 04579?

The closest zip codes to 04579 are 04578, 04530, 04571, 04008, 04556.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 04579, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.