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Dennis, OK
Census-designated place in Delaware County, Oklahoma.
Population
396
Land area
4.5sq mi
People per sq mi
87
ZIP codes
0
Dennis and its ZIP codes
Dennis at a glance
- Dennis is 49% denser than Oklahoma as a whole.
Economy and federal money
Jobs, pay, income and spending are for Delaware County. PPP loans are for Dennis.
Unemployment rate
4.0%
Aug 2026, +0.5 pts in a year
Average annual pay
$44,193
9,739 jobs, 2025
Income per person
$48,500
BEA, 2024
Federal spending
$330M
FY 2026, $8,171 per person
Environment and hazard risk
Dennis, OK, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: ice storm
Storm events since 1996
628
Countywide, mostly thunderstorm wind
Flood insurance policies
85
0.4% of homes, county
July high / Jan low
91° / 23°F
49.5 inches of rain a year
Health statistics
Share of adults in Dennis, OK, CDC PLACES estimates
Obesity
36.6%
U.S. 33.3% +3.3 pts
Diabetes
20.2%
U.S. 12.1% +8.1 pts
Smoking
20.2%
U.S. 12.8% +7.4 pts
Uninsured (18-64)
10.1%
U.S. 11.1% -1.0 pts
Cities near Dennis
| Name | Distance | Land area (sq mi) |
|---|---|---|
| ZenaCensus-designated place | 3 mi | 4.8 |
| CleoraCensus-designated place | 4.6 mi | 11.9 |
| Drowning CreekCensus-designated place | 4.8 mi | 0.9 |
| BerniceTown | 5.7 mi | 0.8 |
| GroveCity | 6.4 mi | 9.5 |
| ButlerCensus-designated place | 7.4 mi | 2.8 |
| CopelandCensus-designated place | 7.4 mi | 7 |
| White WaterCensus-designated place | 8.4 mi | 1.2 |
| KetchumTown | 8.6 mi | 2.1 |
| Grand Lake TowneTown | 9 mi | 0.1 |
| Deer LickCensus-designated place | 9.1 mi | 1 |
| JayCity | 9.1 mi | 3.3 |
| DisneyTown | 9.5 mi | 1.2 |
| Brush CreekCensus-designated place | 10 mi | 0.8 |
| New EuchaCensus-designated place | 11 mi | 7.8 |
| LangleyTown | 11 mi | 1.5 |
Frequently asked questions
- What county is Dennis, OK in?
- Dennis is in Delaware County, Oklahoma.
- What is the population of Dennis, OK?
- About 396 people live in Dennis, based on American Community Survey 5-year estimates.
- What cities are near Dennis?
- Nearby places include Zena (3 mi), Cleora (4.6 mi), Drowning Creek (4.8 mi), Bernice (5.7 mi), Grove (6.4 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023