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The Klein Sexual Orientation Grid (KSOG) is a commonly used framework in research and public education despite limited psychometric evaluation to date. Previous literature argues for theory-or Principal Components Analysis (PCA)–driven KSOG models based on time (ie, past, present, and future self-concept) across 7 dimensions, or nuanced factor structures combining time with general sexual orientation subscales. Using a sample of 277 self-identified lesbian, gay, and bisexual (LGB) community members in a low socioeconomic stats (SES) urban district, the present study exposed these KSOG models, as well as 2 single-factor total scores, to confirmatory factor analysis (CFA). We further tested evidence of disparities in past, present and future (ideal) scores, as well as the possibility of a unique factor structure in the present sample. Results showed the following:(a) significant, yet modestly sized, differences in …