ZIP Code Tabulation Area · Maine

ZIP Code 04645: Knox County, ME

ZIP Code 04645 (Knox County, Maine) has an estimated 69 residents in 50 households. The median household income is $49,500, the median home value is $593,800 and the median gross rent is $967/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

Some estimates have a large margin of error. 8 figures for this ZIP (households, household income, per capita income, unemployment, bachelor's or higher, owner-occupied, commute, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

69

Margin of error ±31

Median household income

$49,500*

Margin of error ±$43,752· estimate has a large margin of error

Median home value

$593,800

Margin of error ±$182,290

Median gross rent

$967/mo

Margin of error ±$265

Median age

71.4 yrs

Margin of error ±1.5 yrs

Mean travel time to work

4.2 min*

Margin of error ±4.2 min· estimate has a large margin of error

How ZIP 04645 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 0464571.4 yrsMaine44.8 yrsUnited States38.9 yrs

Median household income

ZIP 04645$49,500*Maine$74,733United States$80,734

Per capita income

ZIP 04645$128,106*Maine$43,742United States$44,673

Poverty rate

ZIP 046452.9%Maine10.7%United States12.5%

Unemployment rate

ZIP 046450.0%*Maine3.8%United States5.2%

Bachelor's degree or higher

ZIP 0464556.5%*Maine36.2%United States35.7%

Median home value

ZIP 04645$593,800Maine$296,600United States$332,700

Median gross rent

ZIP 04645$967/moMaine$1,139/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0464574.0%*Maine74.3%United States65.2%

Mean travel time to work

ZIP 046454.2 min*Maine24.6 minUnited States26.4 min

Worked from home

ZIP 0464517.9%*Maine15.9%United States15.1%

All figures for ZIP 04645

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 04645 — ACS 2020–2024 5-year estimates
MeasureZIP 04645Margin of errorMaineUnited States
Total population69±311,387,817334,922,499
Median age71.4 yrs±1.5 yrs44.8 yrs38.9 yrs
Households50*±26597,159129,227,496
Median household income$49,500*±$43,752$74,733$80,734
Per capita income$128,106*±$72,869$43,742$44,673
Poverty rate2.9%±2.6 pts10.7%12.5%
Unemployment rate0.0%*±28.2 pts3.8%5.2%
Bachelor's degree or higher56.5%*±10.4 pts36.2%35.7%
Median home value$593,800±$182,290$296,600$332,700
Median gross rent$967/mo±$265$1,139/mo$1,413/mo
Owner-occupied homes74.0%*±25.2 pts74.3%65.2%
Mean travel time to work4.2 min*±4.2 min24.6 min26.4 min
Worked from home17.9%*±25.8 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 04645
GroupZIP 04645MaineUnited States
White alone, not Hispanic or Latino100.0%89.9%57.4%
Black or African American alone, not Hispanic or Latino0.0%1.8%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.3%0.5%
Asian alone, not Hispanic or Latino0.0%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 Latino0.0%0.4%0.6%
Two or more races, not Hispanic or Latino0.0%4.2%4.3%
Hispanic or Latino (of any race)0.0%2.2%19.3%

Where ZIP 04645 is

State
Maine
Main county
Knox County
Land area
12.52 sq mi· about 6 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 Knox County

04547 Knox County, ME04563 Knox County, ME04574 Knox County, ME04841 Rockland, ME04843 Camden, ME04847 Knox County, ME04851 Knox County, ME04853 Knox County, ME04854 Knox County, ME04855 Knox County, ME04856 Knox County, ME04858 Knox County, ME04859 Knox County, ME04860 Knox County, ME04861 Knox County, ME04862 Knox County, ME04863 Knox County, ME04864 Knox County, ME

See every ZIP code in Maine, or compare ZIP 04645 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.