Summary (tl;dr)

The disappearance of Kristin Smart is trending due to a renewed search at the Arroyo Grande home of Susan Flores, the mother of convicted killer Paul Flores, where scientific evidence suggests the presence of human remains. This development marks a significant step in the nearly 30-year effort to find Smart's body, which has never been recovered.

Essential Background

Kristin Smart, a 19-year-old student at California Polytechnic State University (Cal Poly San Luis Obispo), disappeared on May 25, 1996, after attending an off-campus party. Paul Flores, a fellow student, was the last person seen with Smart as he walked her back towards her dormitory. Despite being a long-time suspect, Flores was not arrested until 2021. He was subsequently convicted of Smart's first-degree murder in October 2022 and sentenced to 25 years to life in prison in March 2023, even though her body was never found. His father, Ruben Flores, was acquitted of being an accessory after the fact, though prosecutors had alleged Smart's remains were temporarily buried under his deck before being moved. The case gained renewed public attention and assisted investigators through the popular podcast "Your Own Backyard."

The Full Story

The keywords are trending now because the San Luis Obispo County Sheriff's Office commenced a multi-day search on May 6, 2026, at the Arroyo Grande residence of Susan Flores, Paul Flores's mother. This renewed investigation is based on evidence from a 2023 soil vapor sampling study by independent scientists that indicated a "human decomposition event" at the property. On May 8, 2026, Sheriff Ian Parkinson announced that scientific evidence collected during the current search suggests human remains were present at the site at one time or are still there, although he could not definitively confirm they belong to Kristin Smart. Investigators are utilizing ground-penetrating radar and taking soil samples, with the sheriff vowing that the search will continue until all leads are thoroughly investigated, potentially requiring further warrants for excavation.

Why It Matters

The ongoing search holds immense significance for Kristin Smart's family, who have consistently stated that finding her remains is essential for their closure and finality in this decades-long ordeal. The detection of potential human remains at Susan Flores' property could also lead to new developments or charges, as Susan Flores is considered a person of interest, although she has not been charged in connection with the case. This continued investigation ensures that the high-profile cold case remains in the public eye and underscores the persistent efforts by law enforcement and independent individuals to fully resolve Smart's disappearance.

Geographic Location

• San Luis Obispo, San Luis Obispo County, California, United States (Kristin Smart disappeared from California Polytechnic State University)
• Salinas, Monterey County, California, United States (Paul Flores's murder trial and sentencing)
• Arroyo Grande, San Luis Obispo County, California, United States (current search at Susan Flores' home; alleged temporary burial site at Ruben Flores' home)