Positioned directly across from the prestigious Cog Hill Golf & Country Club, this rarely available 11.92-acre parcel offers a premier opportunity for residential development within one of Lemont’s most sought-after areas. Zoned R-3 Residential, the property is ideally located along Archer Avenue (Illinois Route 171), providing immediate access to I-355 and Route 83 for convenient regional connectivity. Situated within highly rated School Districts 210 and 113A, the site combines accessibility, community appeal, and long-term growth potential. New construction homes in the immediate area are averaging approximately $800,000, highlighting both the strength of the local market and the significant return potential for future development. Whether pursued by a developer seeking a signature residential project or an individual desiring to build a private estate, this property presents an exceptional and versatile investment opportunity.