The New Hope Mills Complex is a historic grist mill complex located on Glen Haven Road near the intersection with Route 41A in the hamlet of New Hope in the town of Niles in Cayuga County, New York. The complex includes the mill building, two vernacular dwellings, a 1910s gambrel roofed storage barn, a 1935 saw mill, two concrete faced dams, and a 1-acre (4,000 m2) mill pond.