| Grades | Students | P/T Ratio | ZIP | |
|---|---|---|---|---|
| Drummond Elementary School | PK - 08 | 345 | 17 | 73735 |
| Hennessey Lower Elementary School | PK - 04 | 235 | 13 | 73742 |
| Hennessey Upper Elementary School | 05 - 08 | 250 | 15 | 73742 |
| Lomega Elementary School | PK - 06 | 113 | 15 | 73756 |
| Waukomis Elementary School | PK - 06 | 234 | 18 | 73773 |
| Grades | Students | P/T Ratio | ZIP | |
|---|---|---|---|---|
| Pioneer-pleasant Vale Junior High School | 07 - 08 | 200 | 19 | 73773 |
| Grades | Students | P/T Ratio | ZIP | |
|---|---|---|---|---|
| Drummond High School | 09 - 12 | 96 | 11 | 73735 |
| Hennessey High School | 09 - 12 | 233 | 12 | 73742 |
| Pioneer-pleasant Vale High School | 09 - 12 | 230 | 16 | 73773 |
| Waukomis High School | 09 - 12 | 108 | 11 | 73773 |
| Grades | Students | P/T Ratio | ZIP | |
|---|---|---|---|---|
| Dover Elementary School | PK - 12 | 175 | 13 | 73734 |
| City | County | |
|---|---|---|
| Population | 1,991 | 15,677 |
| Population Density | 537 | 18 |
| Median Age | 35.2 | 39 |
| People per Household | 2.7 | 2.6 |
| Median Household Income | 48,497 | 63,859 |
| Average Income per Capita | 28,239 | 34,196 |
Hennessey is located in Oklahoma. Hennessey, Oklahoma has a population of 1,991. Hennessey is more family-centric than the surrounding county with 33% households with children. The county percentage for households with children is 32%.
The median household income in Hennessey, Oklahoma is $48,497. The median household income for the surrounding county is $63,859 compared to the national median of $66,222. The median age of people living in Hennessey is 35.2 years.
The average high temperature in July is 94.2 degrees, with an average low temperature in January of 21.7 degrees. The annual precipitation is 32.59.