Background The common chronic condition known as irritable bowel syndrome (IBS) lacks any visible anatomical, biochemical, or pathogenic cause. IBS significantly strains healthcare systems by sending a considerable number ofpatients to gastrointestinal clinics. Objective The present study investigated the knowledge, awareness, and prevalence of IBS among a sample of the Saudi community. Methods The current cross-sectional investigation was carried out from January 2, 2024, to March 15, 2024, using an electronically distributed questionnaire. IBMSPSSStatistics for Windows, Version 26 (Released 2019; IBM Corp., Armonk, New York, United States) was employed for statistical analysis. Results The study included 1,008 participants (655, 65% females and 353, 35% males). Most individuals (421, 42%) were from theage group of 18-30 years. Among participants, the prevalence of IBS was 31.8% (n=320). Regarding IBS knowledge, 42.2% (n=425) had low knowledge scores, 38.6% (n=389) had moderate knowledge scores, and only 19.2% (n=194) had high knowledge scores. The majority of respondents (886, 87.9%) believe that IBS affects QoL. Most participants (885, 87.8%) had good knowledge of the common symptoms of IBS. Additionally, 85.1% (n=858) of respondents recognized the psychological and emotional effects associated with IBS. Younger participants (under 20 years old) and single participants had significantly lower knowledge scores than their comparable groups (p<.001). Female participants had a higher percentage of high knowledge scores (13.4%) than males (5.9%) (p=.002). Conclusion The current study's findings showed that participants' knowledgeof IBS was inadequate. Around one-third of the participants suffered from IBS. Younger, unmarried individuals and females had differentknowledge scores than their counterparts. The study's findings imply that further education and awareness campaigns are needed to improve understanding of IBS.