Webster County Iowa (Historic Districts) has 4 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Dolliver Memorial State Park, Picnic, Hiking & Maintenance Area (Area B), Dolliver Memorial State Park, Picnic, Hiking & Maintenance Area (Area B), Oak Hill Historic District, Oakland Cemetery.
Some of the country's most noteable architects helped create the Webster County places including Ames Central Design Office, Egbert Bagg and William Pollock. Prominent architectural styles found in Webster Country are Late 19th And 20th Century Revivals and Late Victorian.