In 1839, he purchased 40 acres of land in Irvington Township, Washington Co. IL [Washington Co. IL, Land Entries Prior to 1841; Illinois, Public Land Purchase Records, 1813-1909]. Prior to 1840, he settled in Irvington Precinct, Washington Co. IL [“History of Irvington Precinct,” History of Washington County, Illinois, Philadelphia, PA: Brink, McDonough & Co., 1879, p. 62]. In the 1850 US Census, he and his family live in District 20, Washington Co. IL. In the 1860 US Census, he and his family live in Washington Co. IL. In 1864-1865, he lives in District 12, Centralia, IL [US, IRS Tax Assessment Lists, 1862-1918]. In the 1870 US Census, he and his wife and Albert F. Hewett [age 17, farm worker] live in Washington Co. IL.
m. MH 8/19/1830 Caldwell Co. KY Nancy East (b. 12/28/1809 SC/NC, d. 11/13/1875 Johnson-Joliff Family Cem, Washington Co. IL)

Below are all of Miles and Nancy Hewett's children and their spouses:

1) James Hezikiah Hewett (J. H.; carpenter/furniture maker, undertaker/coffin maker, farmer; b. 12/17/1831 KY, d. 6/23/1915 Long Creek Cem, Grant Co. OR)
m1. JHH bef. 1854 Narciase Baldwin (Narcissa; b. 1/3/1835 Gibson Co. IN, d. 10/19/1888 Long Creek Cem, Grant Co. OR)
m2. JHH 1901-1906 Mary J. King Wilson (b. 3/1846 AR, d. 4/24/1915 Long Creek Cem, Grant Co. OR)
m3. JHH c. 1915 OR Permelia J. Hamilton Baker (Minnie; b. 5/1866 OR, d.aft. 1915 Long Creek Cem, Grant Co. OR)
2) Mary Rebecca Hewett (b. 1834 KY, d.bef. 1890 CA)
m1. MRH 12/4/1851 Washington Co. IL Richard Faulkner (farmer; b. 2/23/1820 Barren Co. KY, d. 2/2/1859 Grant Point Cem, Irvington, Washington Co. IL; Nashville, Washington Co. IL Marriage Records, Bk. A, p. 33)
m2. MRH c. 1859-1860 IL James M. Dyer (farmer; b. NY)
3) Robert Franklin Marion Hewett (farmer; b. 3/4/1835 Kentucky, d. 11/23/1870 Elmwood Cem, Centralia, Marion Co. IL)
m. RFMH 11/12/1854 Nashville, Washington Co. IL Mary Russell (b. 10/1/1837 Richview, Washington Co. IL, d. 1/1/1913 in Trenton, Gibson Co. TN; buried: Elmwood Cem, Centralia, Marion Co. IL; Washington Co. Illinois, Marriage Records, Bk. A, p. 41)
4) Matilda Rosaline Hewett (b. 1836-1837 Washington Co. IL, d. 1915 Elmwood Cem, Clinton Co. IL)
m1. MRH 9/9/1855 Washington Co. IL Simeon Avant (farmer; b.abt. 1832 IL, d.bef. 1870)
m2. MRH c. 1863-1864 IL Phillip Huckleberry (farm laborer; b. 1846 IL, d. 1906 Davis Creek Cem, Valley Co. NE)
5) Serilda C. Hewett (b. 1840 Washington Co. IL, d.c. 1922 TX)
m. SCH 1865 IL John Pinkney Perkins (farmer; b. 1830-1832 Stevens Co. GA, d.bef. 1920 TX; US and International Marriage Records, 1560-1900)
6) Julia Ann Hewett (b. 1847 Washington Co. IL, d.bef. 1874/when Frank born)
m. JAH 3/22/1861 Washington Co. IL George T. Wright (farmer, driver/express team; b. 1844 IL, d. 1/21
7) Enoch H. Hewett (farmer; b. 1848 Washington Co. IL)
m. EHH 8/21/1870 IL Martha C. Faulkner (b. 2/8/1848 Washington Co. IL, d. 2/9/1918 Elmwood Cem, Centralia, Marion Co. IL; Illinois, Deaths and Stillbirths Index, 1916-1947)
8) Albert F. Hewett (b. 1851 Washington Co. IL)
m. AFH 6/12/1873 Washington Co. IL Phoebe E. Trout (b.abt. 1851 IL; Nashville, Washington Co. IL Marriage Records, Bk. C, p. 81)