Exact federal listing answer
Is Mars Hill on the National Register?
Yes · NPS status: Listed
Yes. Reference 74000814 is listed.
Yes. The U.S. National Park Service listed-properties dataset through May 22, 2026 identifies Mars Hill as Listed in the National Register of Historic Places under reference 74000814.
Federal statusListed
National Register reference74000814
Listed dateSeptember 13, 1974
Property categoryBuilding
Published addressSE of Ottumwa
LocalityOttumwa, Wapello County, Iowa
Significance levelLocal
Published acreage1.5
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, RELIGION.
Other published names: Mars Hill Church &, Cemetery.
Same locality
Other released Ottumwa records.
Each linked page answers a separate named federal record.