Exact federal listing answer
Is Security Building on the National Register?
Yes · NPS status: Listed
Yes. Reference 77000536 is listed.
Yes. The U.S. National Park Service listed-properties dataset through May 22, 2026 identifies Security Building as Listed in the National Register of Historic Places under reference 77000536.
Federal statusListed
National Register reference77000536
Listed dateDecember 7, 1977
Property categoryBuilding
Published address2nd Ave. and 2nd St., SE
LocalityCedar Rapids, Linn County, Iowa
Significance levelLocal
Published acreage0.9
Exact answer boundaryThis confirms the named federal record only.
It does not prove that another address lies inside this property or district, establish local landmark status, decide preservation review, define a legal boundary, or describe ownership or current condition.
Why the wording is date-boundedThe answer reflects the NPS dataset published through May 22, 2026 and a live NPS GIS Listed-status cross-check made September 20, 2026. NPS notes that spatial points and polygons may need correction and are not legal documents.
Additional published fields
Areas of significance: ARCHITECTURE.
Other published names: Iowa Power and Light Building.
Same locality
Other released Cedar Rapids records.
Each linked page answers a separate named federal record.