Denison, TX ZIP codes

Denison, Texas has 2 ZIP codes. They are in Grayson County.

Population in these ZIPs: 34,008
Avg. median income: $74,700population-weighted
Typical home value: $219,800population-weighted
Metro area: Sherman-Denison, TX

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Denison, TX ZIP codes list

Denison, TX ZIP codes
ZIP code	County	Population	Median income	Typical home value
75020	Grayson County	24,835	$71,605	$213,000
75021	Grayson County	9,173	$83,067	$238,300

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Denison

Sherman 9 mi
Bells 11 mi
Pottsboro 11 mi
Savoy 15 mi
Southmayd 15 mi
Tom Bean 16 mi
Sadler 17 mi
Howe 17 mi
Ravenna 18 mi
Gordonville 19 mi
Whitewright 20 mi
Ector 20 mi

Frequently asked questions

What is the ZIP code for Denison, TX?

Denison, TX has 2 ZIP codes: 75020 and 75021.

What county is Denison, Texas in?

Denison ZIP codes are in Grayson County.