1906 – The Antiquities Act of 1906 became law. It allowed the federal government to protect historic places on federal property and helped start historic preservation efforts in the United States.
1936 – The first Texas Historical Marker in Waco was placed at the McLennan County Courthouse to recognize its importance to the community and county history.
1966 – The National Historic Preservation Act became law. It created the National Register of Historic Places and established historic preservation programs across the country.
1967 – Historic Waco Foundation was formed when several local history and preservation groups joined together to help protect Waco’s historic places.
1969 – The Antiquities Code of Texas became law and created the Texas Antiquities Committee, later renamed the Texas Historical Commission.
1970 – The Waco Suspension Bridge became the first place in Waco listed in the National Register of Historic Places.
1976 – The American Bicentennial increased public interest in local history and historic preservation.
1980 – The Certified Local Government Program and Main Street Programs were created to help local governments with historic preservation and downtown revitalization efforts.
1981 – The Historic Rehabilitation Tax Credit Program was created to encourage the reuse and restoration of historic buildings.
1981 – The McLennan County Courthouse and the Waco Suspension Bridge were designated as State Antiquities Landmarks.
1987 – The City of Waco began planning its first Historic Resource Survey.
1988 – The Secretary of the Interior’s Standards for Rehabilitation became the national standards used to review preservation projects.
1988 – Waco completed Phase I of its first Historic Resource Survey and documented nearly 2,000 historic properties.
1989 – Waco completed Phase II of the Historic Resource Survey. Together, both phases documented nearly 4,000 properties and identified important historic resources for preservation.
1993 – The State of Texas Building became the first locally designated historic landmark in Waco.
1999 – Waco adopted its historic preservation ordinance and created the Historic Landmark Preservation Commission.
2000 – The Historic Landmark Preservation Commission held its first meeting.
2000 – The Behren Drug Company Building became the first local historic landmark designated under the preservation ordinance.
2002 – L. L. Sam’s Historic Lofts became the first project in Waco to receive a Historic Landmark Designation Tax Exemption.
2003 – The Historic Landmark Preservation Commission adopted Waco’s first Preservation Plan.
2005 – The Historic Landmark Preservation Commission hosted the first Preservation Excellence Awards Reception.
2005 – Waco became a Certified Local Government, allowing the city to work with state and federal preservation programs and apply for grants.
2007 – Waco received a Certified Local Government grant from the Texas Historical Commission to help update the historic resources survey.
2008 – Waco was named a Preserve America Community for its commitment to protecting and celebrating local history.
2008 – Waco received a second Certified Local Government grant to help update the historic resources survey and support National Register nominations.
2008 – The Historic Landmark Preservation Commission approved plans to restore Cameron Park and the Washington Avenue Bridge.
2008 – Dr. Monica Penick was hired to help prepare National Register nominations and update historic survey information.
2008 – Waco applied to nominate the Castle Heights Historic District to the National Register of Historic Places.
2009 – Dr. Monica Penick completed a historic context study for parts of downtown Waco and the Elm Avenue area.
2011 – Waco applied to nominate the Waco Downtown Historic District to the National Register of Historic Places.
2014 – Waco was designated as a Main Street America Community by the Texas Historical Commission.
2016 – Waco received a Certified Local Government grant to attend the National Alliance for Historic Preservation Conference.