11009 Background: Utilization of enhanced recovery after surgery (ERAS) protocols for radical cystectomy (RC) has been associated with improved postoperative recovery and shorter hospital stays. The multiple components within ERAS leads itself to heterogenous implementation across different institutions. We aimed to assess the impact of increasing compliance to ERAS components on postoperative outcomes in patients who underwent RC. Methods: The National Surgical Quality Improvement Program database included 3,708 patients who underwent RC from 2019 to 2021. ERAS components of interest included regional anesthesia block, no bowel prep, no prolonged NGT or NPO status, VTE prophylaxis with mechanical and pharmacologic means, and antibiotic duration < 24 hours. Baseline characteristics and complications were stratified by number of ERAS components utilized (≤ 3, 4, or 5). Statistical endpoints included thirty-day complications, length of stay (LOS), and readmissions. Optimal RC outcome was defined as absence of any postoperative complication, reoperation, prolonged LOS (75th percentile, 8 days) with no readmission. Multivariable analyses with Bonferroni correction were performed to assess the association between ERAS compliance and outcomes. Results: Of the 3,708 patients who underwent RC with ERAS components utilized, 1,506 (41%) received ≤ 3 interventions, 1454 (39%) received 4, and 748 (20%) received 5. Baseline characteristics were relatively similar across the three groups. On multivariable analysis adjusted for multiple hypothesis testing, when compared to patients who received ≤ 3 interventions, patients who received 4 and 5 interventions had lower rates of any complication (OR 0.71; 99% CI [0.58 - 0.88], OR 0.74 [0.57 - 0.95], respectively), and shorter LOS (β -1.32 [-1.69, -0.95], β -1.74 [-2.19, -1.28], respectively). Moreover, patients with increased ERAS compliance experienced increased odds of an optimal outcome (OR 1.68 [1.38 – 2.05], OR 1.97 [1.55 – 2.51], respectively). Conclusions: Greater adherence to ERAS protocol interventions yielded superior post-operative outcomes for patients who underwent RC. This large-scale analysis supports that ERAS protocols are beneficial in a dose-dependent fashion and should be utilized. [Table: see text]