The birth states does not match up with your Grandfather, It could be a transcription error.
Here is a Thomas D Troutman in
1930 United States Federal Census 1930 United States Federal Census
Name: Thos D Troutman
Home in 1930: Carrollton, Carroll, Arkansas
Age: 54
Estimated Birth Year: abt 1876
Birthplace: Indiana
Relation to Head of House: Head
Spouse's Name: Lottie M
Race: White
Occupation:

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Household Members:
Name Age
Thos D Troutman 54
Lottie M Troutman 40
Byron E Troutman 19
Lymon A Troutman 15
Dan T Troutman 6
Green E Troutman 4 6/12
Benj L Troutman 1 8/12