Colorectal Cancer (CRC) is a global medical challenge. In the KSA, it is 1st cancer among males, 3rd among females, with a death rate of 8.3%. The main purpose of CRC screening is to detect cancer in early stage where cure can be achieved. So, this study aimed at evaluating the public awareness of CRC and determining the preferred methods to conduct the awareness of this concept. A cross-sectional study was performed in Jeddah, KSA, in 2019. Data collection was done using an online questionnaire that was distributed through social media. 4090 participants from all over the Kingdom were participated. SPSS Software was used to analyze data using the Chi-square test. 57.3% of respondents were females. 43.7% chose unintentional weight loss as the most well-known symptom of CRC. Most of the participants were unaware of CRC Screening methods and Social media was the preferred way of spreading awareness. The present study demonstrated a low level of awareness among Saudi society regarding CRC screening, risk factors, and symptoms. Most participants stated that they use social media as the first way of spreading awareness.