Grandfield ZIP Codes — Tillman County, OK

There is one unique ZIP code in Grandfield, Oklahoma and it is 73546. Area code: 580.

ZIP codes

167.94

sq mi land

1.40

sq mi water

580

area code

Grandfield, OK ZIP code map

About Grandfield, OK

Grandfield, Oklahoma, is a small city located in the southwestern part of the state. Nestled in Tillman County, this charming community offers a glimpse into rural life in Oklahoma. With its rich history and friendly atmosphere, Grandfield represents the heart of agricultural America.

Location & geography

Grandfield is situated approximately 16 miles southwest of Wichita Falls, Texas, and about 55 miles northwest of Lawton, Oklahoma. The city is characterized by its expansive land area of 167.94 square miles and features a modest water area of 1.40 square miles. The terrain primarily consists of flat plains, typical of the region, contributing to the area's agricultural suitability.

Community & economy

The character of Grandfield is defined by its tight-knit community and strong agricultural roots, which play a significant role in the local economy. Residents enjoy a peaceful lifestyle, often participating in community events and gatherings that celebrate their heritage. Industries in the area primarily revolve around farming, ensuring that daily life is deeply intertwined with the agricultural cycles.

Transportation

Grandfield is accessible via several roadways, including U.S. Route 70, which connects the city to neighboring towns and cities. The nearest major airport is Wichita Falls Regional Airport, located about 16 miles to the southwest, providing necessary air travel services for residents. Public transportation options in such a small city are limited, though the tight-knit community allows for carpooling and local travel.

History

Grandfield was founded in the early 1900s and has since developed a strong agricultural community as one of its key industries. Throughout its history, the city has faced challenges, including economic fluctuations, but has maintained its agricultural focus, often adapting to modern farming practices. Notable events in the community reflect its resilience and pride in its heritage.

Did you know?

A surprising fact about Grandfield is that it was originally established as a center for the cotton industry in the early 20th century. Additionally, the city's small size belies its vibrant local culture, which hosts various farm-related festivals and events throughout the year.

ZIP codes for Grandfield, OK (1)

ZIP code	City	County	Map
73546	Grandfield	Tillman	View map

Demographics & statistics

1,105

Population

43.2

Median age

$42,500

Median household income

$25,276

Per capita income

$55,900

Median home value

$735

Median monthly rent

66.3%

Home ownership

16.2%

Poverty rate

8.6%

Unemployment

457

Housing units

13.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	296	26.8%
18 and over	809	73.2%
65 and over	339	30.7%
Median age	43.2 years

Race & ethnicity

White 57.7%

Hispanic or Latino 12%

Other race 10%

Two or more races 9.3%

American Indian / Alaska Native 6.5%

Black or African American 4.4%

Group	Count	%
White	725	57.7%
Hispanic or Latino	151	12%
Other race	126	10%
Two or more races	117	9.3%
American Indian / Alaska Native	82	6.5%
Black or African American	55	4.4%

Household income

Under $10k 4.9%

$10k–$15k 10.2%

$15k–$25k 9.1%

$25k–$35k 22.2%

$35k–$50k 10.2%

$50k–$75k 27.8%

$75k–$100k 5.5%

$100k–$150k 4.0%

$150k–$200k 1.3%

$200k+ 4.9%

Range	% of households
Under $10k	4.9%
$10k–$15k	10.2%
$15k–$25k	9.1%
$25k–$35k	22.2%
$35k–$50k	10.2%
$50k–$75k	27.8%
$75k–$100k	5.5%
$100k–$150k	4.0%
$150k–$200k	1.3%
$200k+	4.9%
Median income	$42,500

Housing

Home values

Under $50k 44.7%

$50k–$100k 30.0%

$100k–$150k 18.8%

$150k–$200k 1.6%

$200k–$300k 4.2%

$500k–$1M 0.6%

Housing overview

Metric	Value
Median home value	$55,900
Median rent / month	$735
Owner occupied	66.3%
Renter occupied	33.7%
Vacant	23.4%
Single-family detached	73.1%
Large apartment buildings	0.0%
Mobile homes	17.7%
Median rooms	5.6
Avg household size (owned)	2.14

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	5.4%
1990–1999	20.1%
1980–1989	7.5%
1970–1979	16.4%
1960–1969	9.4%
1950–1959	15.1%
1940–1949	10.7%
1939 or earlier	15.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	7.5%
2 bedrooms	21.6%
3 bedrooms	65.1%
4 bedrooms	4.1%
5+ bedrooms	1.8%

Vehicles per household

Vehicles	% of households
No vehicle	4.2%
1 vehicle	38.1%
2 vehicles	40.7%
3 or more	16.9%

Heating fuel

Fuel type	%
Utility gas	59.1%
Electricity	38.3%
Propane / LP gas	2.1%
Wood	0.4%

Households & families

Household type	Count	%
Married-couple family	142	30.1%
Cohabiting couple	33	7.0%
Male householder, no spouse	134	28.4%
Female householder, no spouse	163	34.5%
Households with children under 18	125	26.5%
Households with seniors (65+)	278	58.9%
Average household size	2.34

Marital status

Status	Male	Female
Never married	15.7%	38.2%
Married	39.7%	31.4%
Separated	3.2%	1.4%
Widowed	10.3%	22.2%
Divorced	31.1%	6.8%

Education

Less than 9th grade 8.0%

Some HS, no diploma 15.8%

HS graduate 41.3%

Some college, no degree 17.7%

Associate's degree 3.7%

Bachelor's degree 7.4%

Graduate / professional 6.1%

Metric	%
HS diploma or higher	76.3%
Bachelor's or higher	13.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	14	5.4%
Kindergarten	6	2.3%
Elementary school	136	52.1%
High school	100	38.3%
College / grad school	5	1.9%

Employment

Industry of employment

Agriculture & mining 21.5%

Education & healthcare 20.7%

Retail trade 10.8%

Arts, food & hospitality 10.8%

Manufacturing 9.7%

Wholesale trade 8.9%

Other services 4.0%

Construction 3.8%

Public administration 3.5%

Finance & real estate 3.2%

Transportation & utilities 2.4%

Professional & management 0.8%

Occupation

Category	%
Management, business & arts	23.7%
Service	15.1%
Sales & office	31.2%
Natural resources & construction	17.5%
Production & transportation	12.6%

Employment type

Type	%
Private sector	70.7%
Government	16.9%
Self-employed	11.8%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	78.2%
Carpool	7.7%
Public transit	0.0%
Walk	0.0%
Other means	0.8%
Avg commute (minutes)	23.6

Poverty

All people 16.2%

Under 18 years 31.8%

18 and over 10.5%

Married-couple families 1.4%

Female-led households 17.5%

Income support

Source	% of households
Social Security	60.0%
Retirement income	27.5%
Supplemental Security	5.7%
Cash public assistance	2.8%
Food stamps / SNAP	21.4%

Health indicators

Condition	%
High blood pressure	43.1%
High cholesterol	39.0%
Heart disease	8.6%
Stroke	4.2%
Asthma	11.0%
Arthritis	29.8%
Kidney disease	3.7%
Pulmonary disease	9.7%
Cancer	7.4%

Behavior / access	%
Binge drinking	11.9%
No physical activity	33.6%
Less than 7 hrs sleep	34.9%
Fair or poor health	21.4%
Poor mental health	16.3%
Poor physical health	14.1%
No health insurance	22.1%
Visited doctor (checkup)	77.0%
Visited dentist	56.6%
Cholesterol screening	88.8%
Teeth loss	19.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	64	7.9%

Disability	%
Any disability	29.6%
Under 18	0.0%
18–64 years	27.7%
65 and over	58.1%

Health insurance coverage

Type	%
Private insurance	49.6%
Public insurance	58.2%
Uninsured under 19	6.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,076	97.4%
Spanish	102	9.5%
Other Indo-European	102	9.5%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,039	94.0%
Born in same state	1,036	93.8%
Born in different state	690	62.4%
Foreign born	3	0.3%
Naturalized citizen	66	6.0%
Not a US citizen	12	18.2%

Ancestry

Ancestry	Count	%
Italian	175	15.8%
French	129	11.7%

Ancestry	Count	%
Arab	92	8.3%
English	59	5.3%

Technology access

Metric	% of households
Computer access	42.7%
Internet access	75.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Grandfield, OK have?

Grandfield, OK has one ZIP code: 73546. Each ZIP code serves a distinct delivery area within the city and surrounding region.