ZIP code
04421
Castine, ME
04421 covers Castine in Hancock County, with 1,222 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 04421. Methodology
ZIP code map of 04421
About ZIP code 04421
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 04421. Not ACS. Methodology
People in 04421
Race
- White1,236
- Black or African American16
- American Indian or Alaska Native3
- Asian18
- Native Hawaiian and Pacific Islander2
- Other race12
- Two or more races33
Hispanic or Latino (any race): 33
Age
- Under 1037
- 10 to 19343
- 20 to 29416
- 30 to 3950
- 40 to 4952
- 50 to 5990
- 60 to 69140
- 70 to 79135
- 80 and older57
Income and housing in 04421
Education
- High school graduate99.6%
- Bachelor's degree75.6%
- Graduate degree46.6%
Places covering 04421
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.
- Castine76.8%
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.
- Hancock 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
23.2% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 04421
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 714 | |
| 2006 | 691 | |
| 2007 | 700 | |
| 2008 | 686 | |
| 2009 | 675 | |
| 2010 | 659 | |
| 2011 | 1,693 | 660 |
| 2012 | 1,673 | 640 |
| 2013 | 1,503 | 630 |
| 2014 | 1,425 | 590 |
| 2015 | 1,345 | 580 |
| 2016 | 1,309 | 580 |
| 2017 | 1,276 | 540 |
| 2018 | 1,214 | 600 |
| 2019 | 1,117 | 540 |
| 2020 | 1,189 | 570 |
| 2021 | 1,162 | 580 |
| 2022 | 1,289 | 600 |
| 2023 | 1,222 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 04421
12 nearest ZIP centroids (any distance)
- 04617Brooksville5.3 miPop 649 · Income $51,891
- 04642Harborside5.4 miPop 194 · Income $61,406
- 04974Searsport7.0 miPop 2,649 · Income $61,283
- 04981Stockton Springs7.3 miPop 2,584 · Income $72,178
- 04476Penobscot7.4 miPop 1,127 · Income $52,500
- 04848Islesboro9.1 miPop 686 · Income $75,625
- 04650Little Deer Isle9.2 miPop 391 · Income $106,964
- 04676Sedgwick9.9 miPop 1,127 · Income $74,598
- 04673Sargentville10.7 miPop 156 · Income —
- 04915Belfast11.6 miPop 9,030 · Income $59,083
- 04683Sunset12.0 miPop 0 · Income —
- 04849Lincolnville12.2 miPop 3,898 · Income $79,051
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 04421, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 04421 FAQ
- What city is ZIP code 04421 in?
- 04421 is in Castine, ME.
- What county is 04421 in?
- 04421 is in Hancock County.
- What is the median household income in 04421?
- The median household income in 04421 is $111,500.
- Which ZIP codes are near 04421?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 04421.