1910 US Census has John R. Elrod at 85 years of age, living in Marion City Ward 1, Linn Co., Iowa. He is widowed, and now lodging, which makes sense given his age. There are other older folks living there as well. Again, birthplace is Indiana and parents born in North Carolina.
Record via FamilySearch, accessed 18 Dec 2014.
abt. 1910