PlainZIP

Duncan, OK · standard

ZIP Code 73533

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

28,434
33/sq mi
$59,906
Median income
$144,500
Median home value
20.5%
Bachelor's or higher

The verdict

Duncan pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

29th pct
household income, US ZIPs
24th pct
home value, US ZIPs
33
people per sq mi
71%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 73533 against every reporting US ZIP.

ZIP code 73533 is a densely settled ZIP (a standard USPS delivery area) in Duncan, Stephens County, Oklahoma, with 28,434 residents across 859.0 square miles, a density of 33 people per square mile, in the Chicago time zone.

ZIP 73533 reports a modest median household income of $59,906 (4% below the Oklahoma average), while per-capita income is $35,590. Local economic indicators show a 18.6% poverty rate alongside 5.9% unemployment. On housing, the median home value is $144,500 (7% below the state average) with median rent at $892 per month, and 71.2% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 20.5% of adults hold a bachelor's degree or higher, the median age is 40.6, and the average commute is 23 minutes. We also surface 2 nearby ZIP codes within roughly 10 miles and 5 additional ZIPs sharing Stephens County, so you can benchmark 73533 against its immediate geography rather than a national average 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 73533

Top 5 sectors by establishment count in Duncan, OK

Which industries have the most business establishments in ZIP 73533.

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 73533, Duncan, 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

28,434

Population

859.0

Area (sq mi)

33

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 73533?

40.6

Median Age

49.0%

Male

51.0%

Female

3.6%

Foreign-Born

White 78.3%
African American 2.1%
Asian 0.8%
American Indian or Alaska Native 3.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 13.3%
Hispanic or Latino 10.5%

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?

$59,906

Median Household Income

-4% vs state

$35,590

Per Capita Income

18.6%

Poverty Rate

5.9%

Unemployment Rate

22.6 min

Mean Commute Time

How ZIP 73533 ranks nationally

Duncan, OK household income vs. every US ZIP code

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

$59,906 29th percentile higher than 29% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $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 61.1%
Bachelor's Degree or Higher 20.5%

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

What does housing look like?

12,997

Total Housing Units

11,292

Occupied Units

1,705

Vacant Units

2.40

Avg Household Size

Occupancy Type

Owner 71.2%
Renter 28.8%

$144,500

Median Home Value

-7% vs state

$892

Median Rent

1974

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+9.8%

YoY Change (2024)

210

HPI Index (2000 = 100)

+110%

Total Change Since 2000

Home values in ZIP 73533 have increased 9.8% over the past year (2024). Since 2000, this ZIP has seen +110% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.8% 147
2021 +13.6% 167
2022 +12.6% 188
2023 +1.3% 191
2024 +9.8% 210

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 735 business establishments in ZIP 73533, employing approximately 9,913 people with a combined annual payroll of $449,733,000.

735

Businesses

9,913

Employees

$449.7M

Annual Payroll

18

Industry Sectors

Industry Establishments % of Total
Retail trade 113 15.4%
Health care and social assistance 104 14.2%
Other services (except public administration) 71 9.7%
Professional, scientific, and technical services 64 8.7%
Accommodation and food services 62 8.4%
Finance and insurance 52 7.1%
Construction 46 6.3%
Mining, quarrying, and oil and gas extraction 41 5.6%
Wholesale trade 33 4.5%
Manufacturing 28 3.8%
Transportation and warehousing 28 3.8%
Administrative and support and waste management and remediation services 28 3.8%
Real estate and rental and leasing 24 3.3%
Information 15 2.0%
Arts, entertainment, and recreation 14 1.9%
Utilities 4 0.5%
Educational services 4 0.5%
Management of companies and enterprises 3 0.4%

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 73533 vs 73055 →

ZIP 73533 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 73533 ranks the most populous - useful context the national average alone can't give.

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

ZIP 73533 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 73533 ranks #3 of 3 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
73055 Marlow, OK 9,942 10.8 mi
73529 Comanche, OK 5,344 11.1 mi

More ZIP Codes in Stephens County

73055 standard
Marlow, OK
Pop: 9,942
73529 standard
Comanche, OK
Pop: 5,344
73491 standard
Velma, OK
Pop: 721
73434 standard
Foster, OK
Pop: 699
73442 standard
Loco, OK
Pop: 428

Related Areas

Stephens County Duncan, OK Oklahoma

Frequently Asked Questions

What county is ZIP code 73533 in? ▼
ZIP code 73533 (Duncan) is located in Stephens County, Oklahoma. Stephens County contains multiple ZIP codes, see the full list at /counties/stephens-ok.
What is the population of ZIP code 73533? ▼
ZIP code 73533 in Duncan, OK has a population of 28,434 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 73533? ▼
The median household income in ZIP 73533 is $59,906, which is 21% below the national average of $76,288.
What is the average home value in ZIP 73533? ▼
The median home value in ZIP 73533 is $144,500, which is 48% below the national average of $278,155.
What is the demographic makeup of ZIP 73533? ▼
The largest racial group in ZIP 73533 is White at 78.3%. Hispanic or Latino residents make up 10.5% of the population.
How many businesses are in ZIP code 73533? ▼
ZIP code 73533 has 735 business establishments employing approximately 9,913 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 73533? ▼
The top industries by establishment count in ZIP 73533 are: Retail trade (113), Health care and social assistance (104), Other services (except public administration) (71). There are 18 industry sectors represented in total.
How have home values changed in ZIP code 73533? ▼
According to the FHFA House Price Index, home values in ZIP 73533 increased by 9.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 110%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 73533? ▼
In ZIP code 73533, 61.1% of residents aged 25+ have a high school diploma or higher, and 20.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 73533? ▼
The mean commute time for workers in ZIP code 73533 is 22.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 73533? ▼
In ZIP code 73533, approximately 71.2% of occupied housing units are owner-occupied and 28.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 73533? ▼
The poverty rate in ZIP code 73533 is 18.6% 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.