U.S. ZIP Code tools

04421 · Population & demographics · Castine ME

ZIP Code
04421

Castine, ME

City / locality
Castine
State
Maine
ZIP Code type
Type not provided
Latitude
44.4156
Longitude
-68.7929
Coordinate source
GeoNames Postal
Source
GeoNames Postal
Source year
Inherited source snapshot

Some U.S. place names and coordinates come from GeoNames as geographic references. They are not confirmation of the USPS preferred mailing city.

ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.

Population & demographics

acs/acs5 · 2024

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Estimated population

1,362People · Margin of error ±167

Median age

21.2Years · Margin of error ±0.7

Median household income

113,750USD · Margin of error ±26,100

Median home value

603,500USD · Margin of error ±114,039

Total households

352Households · Margin of error ±71

Housing units

720Count · Margin of error ±91

Owner-occupied housing units

283Count · Margin of error ±61

Renter-occupied housing units

69Count · Margin of error ±42

Median monthly gross rent

1,105USD · Margin of error ±104

Household income distribution

USD · Households

$0–$9,99913±12
$10,000–$14,99921±33
$15,000–$19,99913±15
$20,000–$24,9996±7
$25,000–$29,99910±17
$30,000–$34,9998±10
$35,000–$39,9992±5
$40,000–$44,9994±6
$45,000–$49,9990±11
$50,000–$59,99922±18
$60,000–$74,99920±18
$75,000–$99,99943±25
$100,000–$124,99943±25
$125,000–$149,99925±20
$150,000–$199,99950±28
≥ $200,00072±32

ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.

Source

GeoNames Postal

Source year: Source vintage not supplied

GeoNames Postal

U.S. Census Bureau Gazetteer

Source year: 2026 Gazetteer

U.S. Census Bureau Gazetteer

U.S. Census Bureau ZCTA cartographic boundaries

Source year: 2020 Census ZCTA cartographic

U.S. Census Bureau ZCTA cartographic boundaries

U.S. Census Bureau ACS 5-year

Source year: 2024 ACS 5-year

U.S. Census Bureau ACS 5-year