| State of Oklahoma |
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| Total population | 3,450,654 | Rank: | 27th | |
| Percent of people in same-sex couples | 0.33% | Rank: | 38th | |
| Total same-sex couples | 5,763 | Rank: | 30th | |
| Percent of male couples | 0.36% | Rank: | 37th | |
| Percent of female couples | 0.38% | Rank: | 37th | |
| By county | By Census tract | By zip code | By state MSA | |
| By Incorporated place | Maps | |||