They both went west after the war...

Joshua Chitwood, b 1826 MO, d Jan 1897 CO, m. Tabitha J. Casteel, b 1829 TN, d Sept 1902 CO, both buried in Union Highland Cemetery, Freemont Co, CO. Joshua Chitwood is son of James Chitwood b 1796 VA & Elizabeth Chitwood b 1800 MO.
1860 Census Camden Co, MO, Warren Twp: Joshua 32 MO, Tabitha J. 31 TN, Elizabeth 8 MO, Joshua J. 1 MO
1870 Census Camden Co, MO, Warren Twp: Joshua 44 MO, Tabitha J. 41 TN, Joshua 12 MO, Joseph 10 MO, Sarah A. 5 MO, James 3 MO, Cora 1 MO, Elizabeth 68 MO (mother), Elizabeth Kirkland 19 MO (daughter), G. W. Kirkland 27 MO (SL), Sarah J. Kirkland 7/12 KS (GD).

Richard G. Chitwood,(Joshua's bro) b 1824 MO, d 1905 ID,m. 1857 Camden Co, MO, Sarah Ann Casteel, b 1834 TN,d 1925 ID.
1860 Census Camden Co, MO, Warren Twp: Richard G. 35 MO, Sarah 24 TN, William M. 2 MO, Joseph R. 8/12 MO, Elizabeth 58 MO (mother), William T. 24 MO (brother). By 1900 he was in Nez Perce Co, ID & had a sons b 1867 MO, b 1869 KS.