ZIP Code Tabulation Area · Maine

ZIP Code 04578: Lincoln County, ME

ZIP Code 04578 (Lincoln County, Maine) has an estimated 4,709 residents in 2,249 households. The median household income is $81,063, the median home value is $327,400 and the median gross rent is $1,480/mo. 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

Total population

4,709

Margin of error ±190

Median household income

$81,063

Margin of error ±$28,092

Median home value

$327,400

Margin of error ±$23,720

Median gross rent

$1,480/mo

Margin of error ±$447

Median age

52.0 yrs

Margin of error ±6.0 yrs

Mean travel time to work

25.8 min

Margin of error ±6.6 min

How ZIP 04578 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 0457852.0 yrsMaine44.8 yrsUnited States38.9 yrs

Median household income

ZIP 04578$81,063Maine$74,733United States$80,734

Per capita income

ZIP 04578$43,393Maine$43,742United States$44,673

Poverty rate

ZIP 045785.5%Maine10.7%United States12.5%

Unemployment rate

ZIP 045782.5%Maine3.8%United States5.2%

Bachelor's degree or higher

ZIP 0457837.1%Maine36.2%United States35.7%

Median home value

ZIP 04578$327,400Maine$296,600United States$332,700

Median gross rent

ZIP 04578$1,480/moMaine$1,139/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0457884.8%Maine74.3%United States65.2%

Mean travel time to work

ZIP 0457825.8 minMaine24.6 minUnited States26.4 min

Worked from home

ZIP 0457820.7%Maine15.9%United States15.1%

All figures for ZIP 04578

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 04578 — ACS 2020–2024 5-year estimates
MeasureZIP 04578Margin of errorMaineUnited States
Total population4,709±1901,387,817334,922,499
Median age52.0 yrs±6.0 yrs44.8 yrs38.9 yrs
Households2,249±219597,159129,227,496
Median household income$81,063±$28,092$74,733$80,734
Per capita income$43,393±$4,757$43,742$44,673
Poverty rate5.5%±3.2 pts10.7%12.5%
Unemployment rate2.5%±2.0 pts3.8%5.2%
Bachelor's degree or higher37.1%±8.6 pts36.2%35.7%
Median home value$327,400±$23,720$296,600$332,700
Median gross rent$1,480/mo±$447$1,139/mo$1,413/mo
Owner-occupied homes84.8%±4.9 pts74.3%65.2%
Mean travel time to work25.8 min±6.6 min24.6 min26.4 min
Worked from home20.7%±8.4 pts15.9%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 04578
GroupZIP 04578MaineUnited States
White alone, not Hispanic or Latino92.6%89.9%57.4%
Black or African American alone, not Hispanic or Latino2.9%1.8%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.2%0.3%0.5%
Asian alone, not Hispanic or Latino1.6%1.1%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.1%0.4%0.6%
Two or more races, not Hispanic or Latino2.0%4.2%4.3%
Hispanic or Latino (of any race)0.6%2.2%19.3%

Where ZIP 04578 is

State
Maine
Main county
Lincoln County
Largest overlapping place
Wiscasset (12% of the ZIP's land area)
Land area
33.44 sq mi· about 141 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 Lincoln County

04342 Lincoln County, ME04348 Lincoln County, ME04353 Lincoln County, ME04535 Lincoln County, ME04537 Lincoln County, ME04538 Lincoln County, ME04539 Lincoln County, ME04541 Lincoln County, ME04543 Damariscotta, ME04544 Lincoln County, ME04551 Lincoln County, ME04553 Lincoln County, ME04554 Lincoln County, ME04555 Lincoln County, ME04556 Lincoln County, ME04558 Lincoln County, ME04564 Lincoln County, ME04568 Lincoln County, ME04570 Lincoln County, ME04571 Lincoln County, ME04572 Lincoln County, ME04573 Lincoln County, ME04575 Lincoln County, ME04576 Lincoln County, ME

See every ZIP code in Maine, or compare ZIP 04578 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.