US ZIP Code
73834

Buffalo, OK

Harper County  ·  Oklahoma

● Active
👥 1,587 Population ↓ 5% since 2019
💰 $72,266 Median HH Income
≈ Avg ↑ 52% since 2019
🎂 42.8 Median Age ↓ 4% since 2019
🏠 $94,300 Median Home Value
▼ 66% below avg ↑ 21% since 2019
🎓 32.3% College Grads
▼ 17% below avg
📊 1.8% Unemployment
▼ 62% below avg ↓ 70% since 2019
ZIP Code Details
ZIP Code73834
CityBuffalo
StateOklahoma (OK)
CountyHarper County
Area Code580
Elevation1,795 ft
Latitude36.851782
Longitude-99.57098
TimezoneChicago (DST)
FIPS40059
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.8% (806) Female 49.2% (781) ♀

Race & Ethnicity

White: 73.5%Hispanic: 19.1%Black: 0.1%Asian: 0.1%Other: 7.1%Race
White73.5%
Hispanic19.1%
Black0.1%
Asian0.1%
Other7.1%

Age Breakdown

Under 5
6%
5–17
17%
18–24
6%
25–44
22%
45–64
28%
65+
10%

Key Indicators

Median Age42.8 yrs ↓ 4% since 2019
Avg Household Size2.62
Below Poverty8.1% ▼ 19% below avg
College Grads32.3% ▼ 17% below avg
Unemployment1.8% ▼ 62% below avg
No HS Diploma18 (1.9%)
HS Graduate339 (34.9%)
Some College155 (15.9%)
Associates146 (15%)
Bachelors65 (6.7%)
Graduate Degree249 (25.6%)

Education

No HS: 1.9%HS Grad: 34.9%Some College: 15.9%Associates: 15%Bachelors: 6.7%Graduate: 25.6%Edu
No HS1.9%
HS Grad34.9%
Some College15.9%
Associates15.0%
Bachelors6.7%
Graduate25.6%
Housing & Income

Housing Tenure

Owner: 87.7%Renter: 12.3%Tenure
Owner87.7%
Renter12.3%

Home Value Distribution

Under $50k
19%
$50k–100k
41%
$100k–150k
25%
$150k–200k
4%
$200k–300k
6%
Over $500k
5%

Financials

Median HH Income$72,266 ≈ Avg ↑ 52% since 2019
Median Home Value$94,300 ▼ 66% below avg ↑ 21% since 2019
Home/Income Ratio1.3x (nat avg ~3.5x)
Median Rent$751/mo ↑ 3% since 2019
Total Units784
Vacant Units199
Avg HH Size2.62

Income Distribution

Under $25k
17%
$25k–50k
21%
$50k–75k
15%
$75k–100k
20%
$100k–150k
16%
$150k–200k
9%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
95%
Walked
3%
Work From Home
2%

Commute Time

Under 15 min
68%
15–30 min
7%
30–45 min
12%
Over 45 min
13%
Housing Stock

Year Built

Before 1940
7%
1940s–1950s
22%
1960s–1970s
10%
1980s–1990s
9%
2000+
52%

Summary

Total Units784
Vacant199
Owner Occupied87.7%
Renter Occupied12.3%
Avg HH Size2.62
Frequently Asked Questions
ZIP code 73834 is in Buffalo, OK, in Harper County.
ZIP code 73834 is located in Oklahoma (OK).
ZIP code 73834 is in Harper County, OK.
ZIP 73834 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 73834 is 1,587 people (ACS 2023).
The median household income in ZIP code 73834 is $72,266 (ACS 2023).
The median home value in ZIP 73834 is $94,300 (ACS 2023).
About ZIP Code 73834

ZIP code 73834 is located in Buffalo, Oklahoma, within Harper County. With a population of 1,587, this is a sparsely populated ZIP code with a middle-aged community — the median age is 42.8 years. Economically, 73834 is a solidly middle-class ZIP code: the median household income of $72,266 is near the national average.

Real estate in ZIP code 73834 represents one of the more affordable housing markets in the country. The median home value of $94,300 is well below the national average. Renters can expect to pay around $751 per month in median rent. Homeownership is strong here — 87.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 21% since 2019.

The population of 73834 is primarily White (73.47%). Residents are moderately educated — 32.3% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 8.1%. Household income has grown by 52% since 2019.

The unemployment rate in 73834 stands at 1.8%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 88%.

Overall, ZIP code 73834 in Buffalo, OK is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 1,587 residents, a median household income of $72,266, and a median home value of $94,300, it offers a clear picture of life in this part of Oklahoma.