Safety boot guardrail system provides a method for constructing versatile, freestanding, temporary guardrail and Stair rail systems that exceed OSHA (occupational safety and health Administration) guardrail regulations. The fully reusable safety boot features a unique design that allows toe boards to be inserted quickly and easily for complete OSHA required toe board protection. The design creates rigid anchorage points for freestanding Posts complete with slots for toe boards to be inserted quickly.