ZIP Code Tabulation Area · Maine

ZIP Code 04579: Sagadahoc County, ME

ZIP Code 04579 (Sagadahoc County, Maine) has an estimated 3,158 residents in 1,295 households. The median household income is $102,175, the median home value is $254,500 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. One figure for this ZIP (bachelor's or higher) is marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

3,158

Margin of error ±29

Median household income

$102,175

Margin of error ±$26,064

Median home value

$254,500

Margin of error ±$58,807

Median gross rent

—

Margin of error not available

Median age

55.8 yrs

Margin of error ±5.5 yrs

Mean travel time to work

29.4 min

Margin of error ±7.4 min

How ZIP 04579 compares with Maine and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 0457955.8 yrsMaine44.8 yrsUnited States38.9 yrs

Median household income

ZIP 04579$102,175Maine$74,733United States$80,734

Per capita income

ZIP 04579$55,975Maine$43,742United States$44,673

Poverty rate

ZIP 0457913.3%Maine10.7%United States12.5%

Unemployment rate

ZIP 045791.8%Maine3.8%United States5.2%

Bachelor's degree or higher

ZIP 0457952.9%*Maine36.2%United States35.7%

Median home value

ZIP 04579$254,500Maine$296,600United States$332,700

Median gross rent

ZIP 04579—Maine$1,139/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0457995.5%Maine74.3%United States65.2%

Mean travel time to work

ZIP 0457929.4 minMaine24.6 minUnited States26.4 min

Worked from home

ZIP 0457911.9%Maine15.9%United States15.1%

All figures for ZIP 04579

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 04579 — ACS 2020–2024 5-year estimates
Measure	ZIP 04579	Margin of error	Maine	United States
Total population	3,158	±29	1,387,817	334,922,499
Median age	55.8 yrs	±5.5 yrs	44.8 yrs	38.9 yrs
Households	1,295	±125	597,159	129,227,496
Median household income	$102,175	±$26,064	$74,733	$80,734
Per capita income	$55,975	±$12,499	$43,742	$44,673
Poverty rate	13.3%	±8.6 pts	10.7%	12.5%
Unemployment rate	1.8%	±1.7 pts	3.8%	5.2%
Bachelor's degree or higher	52.9%*	±10.2 pts	36.2%	35.7%
Median home value	$254,500	±$58,807	$296,600	$332,700
Median gross rent	—	—	$1,139/mo	$1,413/mo
Owner-occupied homes	95.5%	±4.3 pts	74.3%	65.2%
Mean travel time to work	29.4 min	±7.4 min	24.6 min	26.4 min
Worked from home	11.9%	±6.2 pts	15.9%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 04579
Group	ZIP 04579	Maine	United States
White alone, not Hispanic or Latino	85.7%	89.9%	57.4%
Black or African American alone, not Hispanic or Latino	1.4%	1.8%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.3%	0.5%
Asian alone, not Hispanic or Latino	0.1%	1.1%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.4%	0.6%
Two or more races, not Hispanic or Latino	12.9%	4.2%	4.3%
Hispanic or Latino (of any race)	0.0%	2.2%	19.3%

Where ZIP 04579 is

State: Maine
Main county: Sagadahoc County
Land area: 35.06 sq mi· about 90 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Sagadahoc County

04008 Sagadahoc County, ME 04086 Topsham, ME 04287 Sagadahoc County, ME 04357 Richmond, ME 04530 Bath, ME 04548 Sagadahoc County, ME 04562 Sagadahoc County, ME

See every ZIP code in Maine, or compare ZIP 04579 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.