ZIP code · De Kalb · Texas · United States

ZIP code 75559 — De Kalb

ZIP code 75559 serves De Kalb, Texas.

Postal code
75559
Single source Value from one source, not cross-checked.
City
De Kalb
County
Bowie FIPS 48037
State
Texas
Country
United States
Coordinates
33.5087, -94.6163 — precision precise (locality)
View on OpenStreetMap
Population
5,276 (ZCTA, ACS 5-year)
Population density
18 / sq mi
Land area
292.4 sq mi (757.3 km²) (ZCTA, ACS 5-year)
Median household income
$58,147
Per-capita income
$32,552
Median age
46.3
Households
2,294
Housing units
2,892
Median home value
$128,700
Median gross rent
$690 / month
Congressional districts
TX-1 (also TX-4) (119th Congress)
USDA hardiness zone
8b (15 to 20 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Chicago (UTC−6 / UTC−5 DST)
Area codes
430, 903
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Aug (avg high 94°F), coldest Jan (avg low 32°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F565967758289939488776657
Avg low °F323542506067706963514134
Precip in4.14.24.95.44.94.03.33.04.15.34.55.0

NOAA 1991–2020 climate normals from the nearest station: DEKALB (2.0 mi) · NOAA NCEI

Places in ZIP 75559

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page