| Official Name: | Eldorado, Oklahoma |
| Settlement Type: | Town |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Oklahoma |
| Subdivision Type2: | County |
| Subdivision Name2: | Jackson |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.90 |
| Area Land Km2: | 1.90 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.73 |
| Area Land Sq Mi: | 0.73 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 317 |
| Population Density Km2: | 166.82 |
| Population Density Sq Mi: | 431.88 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1450 |
| Coordinates: | 34.4731°N -99.6497°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 73537 |
| Area Code: | 580 |
| Blank Name: | FIPS code |
| Blank Info: | 40-23350[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2412471 |
Eldorado is a town in Jackson County, Oklahoma, United States. The population was 446 at the 2010 census.
The Southern Baptist pastor, W. A. Criswell, was born in Eldorado in 1909. He was the long-term pastor of the First Baptist Church of Dallas, Texas.
According to the United States Census Bureau, the town has a total area of 0.8sqmi, all land.
As of the census of 2010, there were 446 people living in the town.[3] The population density was 560sp=usNaNsp=us. There were 274 housing units at an average density of 389.9sp=usNaNsp=us. The racial makeup of the town was 90.70% White, 1.14% Native American, 0.19% Asian, 6.83% from other races, and 1.14% from two or more races. Hispanic or Latino of any race were 8.35% of the population.
There were 234 households, out of which 25.6% had children under the age of 18 living with them, 47.4% were married couples living together, 10.7% had a female householder with no husband present, and 38.0% were non-families. 35.9% of all households were made up of individuals, and 23.9% had someone living alone who was 65 years of age or older. The average household size was 2.25 and the average family size was 2.90.
In the town, the population was spread out, with 23.7% under the age of 18, 9.3% from 18 to 24, 19.4% from 25 to 44, 18.8% from 45 to 64, and 28.8% who were 65 years of age or older. The median age was 43 years. For every 100 females, there were 84.3 males. For every 100 females age 18 and over, there were 87.9 males.
The median income for a household in the town was $21,806, and the median income for a family was $26,354. Males had a median income of $25,000 versus $15,000 for females. The per capita income for the town was $12,003. About 20.3% of families and 23.8% of the population were below the poverty line, including 24.8% of those under age 18 and 25.0% of those age 65 or over.