ZIP code
04864
Warren, ME
04864 covers Warren in Knox County, with 4,893 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 04864. Methodology
ZIP code map of 04864

About ZIP code 04864
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 04864. Not ACS. Methodology
People in 04864
Race
- White4,400
- Black or African American139
- American Indian or Alaska Native58
- Asian22
- Native Hawaiian and Pacific Islander4
- Other race48
- Two or more races194
Hispanic or Latino (any race): 98
Age
- Under 10404
- 10 to 19454
- 20 to 29535
- 30 to 39843
- 40 to 49694
- 50 to 59724
- 60 to 69717
- 70 to 79363
- 80 and older131
Income and housing in 04864
Education
- High school graduate94.5%
- Bachelor's degree19.1%
- Graduate degree6.2%
Places covering 04864
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
No place overlap rows for this ZIP.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Knox County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
100.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 04864
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 3,516 | |
| 2006 | 3,445 | |
| 2007 | 3,799 | |
| 2008 | 3,497 | |
| 2009 | 3,428 | |
| 2010 | 3,446 | |
| 2011 | 4,692 | 3,533 |
| 2012 | 4,718 | 3,580 |
| 2013 | 4,718 | 3,530 |
| 2014 | 4,715 | 3,490 |
| 2015 | 4,720 | 3,570 |
| 2016 | 4,699 | 3,580 |
| 2017 | 4,706 | 3,530 |
| 2018 | 4,718 | 3,540 |
| 2019 | 4,751 | 3,580 |
| 2020 | 4,775 | 3,860 |
| 2021 | 4,812 | 3,700 |
| 2022 | 4,873 | 3,690 |
| 2023 | 4,893 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 04864
12 nearest ZIP centroids (any distance)
- 04861Thomaston3.9 miPop 2,761 · Income $53,775
- 04841Rockland5.5 miPop 6,991 · Income $55,276
- 04572Waldoboro6.9 miPop 5,228 · Income $66,072
- 04856Rockport7.0 miPop 3,663 · Income $93,169
- 04858South Thomaston7.2 miPop 1,400 · Income $80,938
- 04563Cushing7.9 miPop 1,407 · Income $68,345
- 04847Hope8.3 miPop 1,711 · Income $83,462
- 04854Owls Head9.4 miPop 1,375 · Income $82,250
- 04862Union9.5 miPop 4,195 · Income $71,546
- 04859Spruce Head10.0 miPop 810 · Income $77,708
- 04547Friendship11.2 miPop 1,276 · Income $66,618
- 04574Washington11.7 miPop 1,618 · Income $63,036
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 04864, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 04864 FAQ
- What city is ZIP code 04864 in?
- 04864 is in Warren, ME.
- What county is 04864 in?
- 04864 is in Knox County.
- What is the median household income in 04864?
- The median household income in 04864 is $77,321.
- Which ZIP codes are near 04864?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 04864.