Shady Grove United Methodist Church - This church dates from 1770, and in 1784 joined the Methodist Church of America.

Mathias-Lown House - A beautiful Queen Anne style home that waas built in 1905 now is the home of the Irmo Town Hall. The Lown family donated the house to Irmo and was moved from its original location, just down Woodrow Street, to the corner of Woodrow and Columbia Avenues. It has been completly renovated and it has retained its Victorian home style.

Lorick Plantation House - Also named Green Acres, was built in 1840 as a two story gabled end structure. The home did experience some damage from General Sherman as his troops set it afire, but the courageous townfolk put out the fire after the Union troops rode off laughing.

River Road House (Swygert House) - Once a parsonage for St. Michael's Evangelical Lutheran Church, it has been moved and renovated to an honored location on Highway 6. Built around 1910, it is used for commercial and community use.

Koon Family Home - Built around 1880, this house has been mooved but not altered and remains in the Koon family to this day. The home now sits atop an Irmo hill at Double Acres, just off Highway 76. Elsewhere on the location is a frame grain barn and a shed that dates to 1920. . . and a frame cotton house and the workshop/toolhouse that was built circa 1900. . . not to mention the saw mill that is 80 years old.

Mathias-O'Sheal Home - Built over 100 years ago, this was the home of Irmo's first mayor, Luther S. Mathias. Once located on the corner of St. Andrews Road and Highway 60, it has been moved to Twin Pines Road in Little Mountain.

Cemetery Markers - Cemetery markers at St. Michael's Lutheran Cemetery and Bethel Church Cemetery display the names of those whose graves still remain beneath the deep waters of Lake Murray. Other markers around the lake remind visitors of those that are still "sleeping" under the surface.