1790 Nelson and Isaac Reed were taxed together. [1] [2] [3] Perhaps Isaac had come of taxable age and was living with his father.
1793 Nelson and Isaac and Jno Reed were taxed together. [4] [5]
1798 Isaac Reed was taxed in Fairfax County. [6]
1798 Nelson Reed wrote his will on February 27 and named son Isaac Reed.
1799 Isaac Reed was taxed in Fairfax County, Virginia. [7] [8] [9]
1800 Isaac Reed was taxed in Fairfax County, Virginia for one white male. [10] [11]
https://www.familysearch.org/search/film/004255442?cat=385696
[1] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1790, [FamilySearchImage], [FHL Catalog].
[2] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1791, [FamilySearchImage], [FHL Catalog].
[3] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1792, [FamilySearchImage], [FHL Catalog].
[4] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1793, [FamilySearchImage], [FHL Catalog].
[5] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1794, [FamilySearchImage], [FHL Catalog].
[6] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, [FamilySearchImage], [FHL Catalog].
[7] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, [FamilySearchImage], [FHL Catalog].
[8] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, A, [FamilySearchImage], [FHL Catalog].
[9] Personal property tax lists of Fairfax County, 1799/1800 A, 13.
[10] Virginia. Commissioner of the Revenue (Fairfax County), Personal property tax lists of Fairfax County, 1782-1805, 1800, [FamilySearchImage], [FHL Catalog].
[11] "Fairfax County, Virginia 1800 Tax List," The Virginia Genealogist 20 (1976), 20:9-14, at 10, [AmericanAncestors].