ZIP Code 73503

standard

Source:

Fort Sill · Comanche County · Oklahoma

Population
10,996

50/sq mi

Median income
$60,859

▼ 20% vs US

higher than 30% of US ZIPs

Bachelor's or higher
32.2%

Median age 21.7

Land area
218.2 sq mi

Chicago

ZIP code 73503 in Fort Sill, Oklahoma has a population of 10,996. The median household income is $60,859, which is 20% below the national average. 32.2% of residents hold a bachelor's degree or higher.

ZIP code 73503 is classified by USPS as a standard delivery area and covers roughly 218.2 square miles in Fort Sill, Comanche County, Oklahoma. The area is home to 10,996 residents, producing a population density of 50 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 73503 against Oklahoma and the nation.

On the economic side, the median household income for ZIP 73503 sits at $60,859 (3% below the Oklahoma average), while per-capita income is $23,318. The poverty rate stands at 8.4% and the unemployment rate at 1.0%. On housing, the median home value is with median rent at $1,228 per month, and 0.0% of occupied units are owner-occupied, a direct signal of whether 73503 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 32.2% of adults hold a bachelor's degree or higher, the median age is 21.7, and the average commute is . We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Comanche County, so you can benchmark 73503 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 73503

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 73503.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 73503, Fort Sill, OK · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

10,996

Population

218.2

Area (sq mi)

50

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 73503?

21.7

Median Age

60.9%

Male

39.1%

Female

5.5%

Foreign-Born

White 60.3%
African American 18.1%
Asian 4.5%
American Indian or Alaska Native 1.0%
Native Hawaiian or Pacific Islander 0.7%
Two or More Ethnicities 13.5%
Hispanic or Latino 21.3%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$60,859

Median Household Income

-3% vs state

$23,318

Per Capita Income

8.4%

Poverty Rate

1.0%

Unemployment Rate

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 56.2%
Bachelor's Degree or Higher 32.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,848

Total Housing Units

1,755

Occupied Units

93

Vacant Units

3.82

Avg Household Size

Occupancy Type

Owner 0.0%
Renter 100.0%

$1,228

Median Rent

1995

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 53 business establishments in ZIP 73503, employing approximately 1,321 people with a combined annual payroll of $99,309,000.

53

Businesses

1,321

Employees

$99.3M

Annual Payroll

7

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 11 20.8%
Other services (except public administration) 10 18.9%
Retail trade 8 15.1%
Administrative and support and waste management and remediation services 7 13.2%
Health care and social assistance 5 9.4%
Finance and insurance 3 5.7%
Educational services 3 5.7%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 73503 vs 73557 →

ZIP Code City Population Distance
73557 Medicine Park, OK 427 3.6 mi
73505 Lawton, OK 49,809 7.0 mi
73507 Lawton, OK 22,847 6.3 mi
73527 Cache, OK 5,184 10.3 mi

More ZIP Codes in Comanche County

Frequently Asked Questions

What county is ZIP code 73503 in?
ZIP code 73503 (Fort Sill) is located in Comanche County, Oklahoma. Comanche County contains multiple ZIP codes, see the full list at /counties/comanche-ok.
What is the population of ZIP code 73503?
ZIP code 73503 in Fort Sill, OK has a population of 10,996 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 73503?
The median household income in ZIP 73503 is $60,859, which is 20% below the national average of $76,288.
What is the demographic makeup of ZIP 73503?
The largest racial group in ZIP 73503 is White at 60.3%. Hispanic or Latino residents make up 21.3% of the population.
How many businesses are in ZIP code 73503?
ZIP code 73503 has 53 business establishments employing approximately 1,321 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 73503?
The top industries by establishment count in ZIP 73503 are: Professional, scientific, and technical services (11), Other services (except public administration) (10), Retail trade (8). There are 7 industry sectors represented in total.
What is the education level in ZIP code 73503?
In ZIP code 73503, 56.2% of residents aged 25+ have a high school diploma or higher, and 32.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the poverty rate in ZIP code 73503?
The poverty rate in ZIP code 73503 is 8.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for Fort Sill, OK

Verify and explore additional data for this area using these official government sources.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.

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