PlainZIP

Fort Sill, OK · standard

ZIP Code 73503

Comanche County, Oklahoma - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

10,996
50/sq mi
$60,859
Median income
32.2%
Bachelor's or higher

The verdict

Fort Sill pairs a below-median household income, in a rural, renter-heavy area.

30th pct
household income, US ZIPs
50
people per sq mi
0%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 73503 against every reporting US ZIP.

ZIP code 73503 is a mid-sized community (a standard USPS delivery area) in Fort Sill, Comanche County, Oklahoma, home to 10,996 residents across 218.2 square miles, a density of 50 people per square mile, in the Chicago time zone.

ZIP 73503 reports a modest median household income of $60,859 (3% below the Oklahoma average), while per-capita income is $23,318. Poverty here runs at 8.4%, with unemployment measured at 1.0%. Median home value sits at -, median rent at $1,228 a month, and owner-occupancy at 0.0%.

A solid share of residents have a four-year degree: 32.2% of adults hold a bachelor's degree or higher, the median age is 21.7, and the average commute is -. Beyond these figures, 4 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Comanche County, letting you compare 73503 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 73503

Top 5 sectors by establishment count in Fort Sill, OK

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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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

How ZIP 73503 ranks nationally

Fort Sill, OK household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$60,859 30th percentile higher than 30% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

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 73503 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 73503 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 73503 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 73503 ranks #4 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
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

73505 standard
Lawton, OK
Pop: 49,809
73507 standard
Lawton, OK
Pop: 22,847
73501 standard
Lawton, OK
Pop: 20,935
73527 standard
Cache, OK
Pop: 5,184
73538 standard
Elgin, OK
Pop: 4,675
73541 standard
Fletcher, OK
Pop: 3,106

Related Areas

Comanche County Fort Sill, OK Oklahoma

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.

Read our methodology to see how this data is sourced, computed, and verified.