James Dix was mentioned in 1784 will of his father.

On 16 May 1796, James Dix was recommended in Essex County court to the Governor of Virginia to serve as lieutenant of the county militia. [Essex County, Virginia, Order Book 32, pages 265-266.]

On 19 September 1797, James Dix witnessed a deed from William Gatewood of the parish of south farnham and County of Essex to Thomas Wood. [Essex County, Virginia, Deed Book 34, pages 444–446.]

On 25 November 1797, James Dix witnessed a deed from Joseph Janey and Claude Jacob of the parish of Southfarnham and County of Essex to Thomas Wood senior of the same. [Essex County, Virginia, Deed Book 34, pages 456–458.]

On 18 December 1797, Lewis Dix, James Dix and John Jones were bound $4,000 current money when Lewis Dix was appointed inspector of tobacco at Hobbs Hole. Signed Lewis Dix, James Dix, John Jones. [Essex County, Virginia, Deed Book 34, page 466.]

On 18 February 1799, Thomas and Catharine “Caty” Wood for love and affection and 10 shillings sold to their daughter Catharine Dix, wife of James Dix, 212-1/2 acres in South Farnham Parish. Witnesses: Carter Croxton, Ambrose Hundley, John Minter. Recorded 18 February 1799. [Essex County, Virginia, Deed Book 35, pages 76–77.]

On 14 September 1799, James Dix was a witness in a deed from Thomas and Catharine Wood to their son Thomas Wood. [Essex County, Virginia, Deed Book 35, pages 139–141.]

On 16 September 1799, adminstration of the estate of Hugh Campbell was granted to William Barclay with James Dix and James Webb his securities. [Essex County, Virginia, Will Book 14, page 257.]

On 28 January 1800, an appraisal of the estate of Henry Dunn was made by James Dix, Thos Wood jr and James Croxton. Thomas Dunn admr. Ordered recorded 19 October 1801. [Essex County, Virginia, Will Book 16, pages 103–104.]

On 28 January 1800, James Dix, Thos Wood jr and James Croxton inventoried the estate of Nathaniel Dunn deceased. Recorded 19 October 1801. [Essex County, Virginia, Will Book 16, pages 104–106.]

On 17 February 1800, administration of the estate of William Wood, deceased, was granted to Sally Wood. Sally Wood, Gabriel Dix, James Dix, and Lewis Dix acknowledge their bond in the penalty of $4,000. [Essex County, Virginia, Will Book 15, pages 524–525.]

On 26 December 1803, an inventory and appraisal of the estate of Catharine Edmondson deceased was made by James Dix, Jno: Howerton and William Doggins. No total valuation, but over £100. Recorded 15 October 1804. [Essex County, Virginia, Will Book 16, page 308.]

Deposition of James Dix given 9 November 1805. That Caty Edmondson lived on land given to her of William in lieu of dower right to her deceased husband John Edmondson’s land. She lived in “A small wood house, with a wooden chimney about 12.by.14 feet square, neither lathed nor plastered.” [Essex County, Virginia, Box Chancery No. 23, item 23-A-52.]

On 21 July 1806, an inventory and appraisal of the estate of William Edmondson was recorded, made by Joseph Wood, James Dix, and John Dix who certified that John Turner also participated. [Essex County, Virginia, Will book 16, pages 423–425.]

An inventory and appraisal of the estate of John Boughan was ordered on 15 September 1806 and was recorded on 15 June 1807. By Wm Howard, James Dix, and Richard Meador. Total valuation £473.13.8. [Essex County, Virginia, Will Book 17, page 21.]

On 21 December 1807, Lewis Dix, James Allen, Ambrose Hunley and Edward Wright were bound in the penalty of $8,000 for Lewis Dix’s adminstration of the goods, chattels and credits of James Dix, deceased. [Essex County, Virginia, Will Book 17, pages 46–47.]

On 21 December 1807, an inventory and appraisal of the estate of James Dix was made by L. Booker, Carter Croxton, John Minter. No total valuation but is lengthy and includes 21 slaves. Ordered recorded 20 June 1808. [Essex County, Virginia, Will Book 17, page 72–74.]

On 18 December 1815, a new administrative bond for the estate of James Dix was taken out by Thomas M. Henley, Warren Lewis, and William Fisher for $12,500, as Thomas M. Henley was appointed administrator of all the goods, chattles, and credits of James Dix decd. unadmd. by Lewis Dix decd admer &c of the same James Dix. Signed Thomas M. Henley, Warner Lewis, W. Fisher. [Essex County, Virginia, Will Book 18, pages 239–240.]

An undated petition from orators and oratrices Thomas Dix, James Dix, Tandy Dix, Walter Dix, Addison Allen and Melissa his wife who was Melissa Dix and Catharine Dix states that James Dix died intestate, that Lewis Dix took administration of his estate, that Lewis then died and that Thomas M. Henley was appointed administrator de bonis non. Relations of the orators and oratrices not stated. The complainants, filing against Thomas M. Henley, sought the sale of the slaves from the estate, granted by decree on 16 December 1816. Catharine Dix was awarded one-third share as her dower right. [Essex County, Virginia, Box Chancery No. 27, item 27-G-42.]

The estate of James Dix in account with Lewis Dix was recorded 16 December 1816. [Essex County, Virginia, Will Book 18, pages 341–344.]

The account of the sales of the estate of James Dix, administered by the adminstrators of Lewis Dix, was recorded 18 February 1817. [Essex County, Virginia, Will Book 18, pages 356–357.]

In the 1817 division of the lands of his brother Lewis Dix, he is listed as deceased with orphans. [Essex County, Virginia, Will Book 18, pages 346–347a.]

On 20 November 1817, Essex County court settled a chancery suit concerning the division of the estate of Thomas Wood senior. The estate was divided between Catharine Dix, wife of James Dix, who was Catharine Wood; the heirs of William Wood; the heirs of Carter Wood; the heirs of Thomas Wood Jr.; and the heirs of Joseph Wood. The heirs of William Wood were Henry H. Boughan in right of his wife Julia, James Wood, and Fontaine Wood. The heirs of Carter Wood were William B. Matthews in right of his wife Maria G., John H. Micou in right of his wife Catharine C., and Muscoe Wood. The heirs of Thomas Wood Jr. were George Newman in right of his wife Elizabeth, Edward B. Wood, Philip B. Pendleton in right of his wife Polly, Catharine Wood, Thomas Wood, Rebecca Wood and William Wood. The heirs of Joseph Wood were Norborne Wood and Ophelia Wood. [Essex County, Virginia, Order Book 43, pages 65–67.]

The estate of James Dix Jr. in account with Thos. M. Henley from 1816 to 1822 was recorded 18 March 1822. [Essex County, Virginia, Will Book 19, pages 271–273.]

The estate of James Dix, deceased, in account with Thos. M. Henley, administrator de bonis non, from 1822 to 1825 was settled on 20 May 1825 by master commissioner Lawrence Muse and ordered recorded 20 May 1825. [Essex County, Virginia, Will Book 20, pages 213–215.]

The estate of Hugh Campbell decd. in account with William Barclay from 1800 to 1825 was ordered recorded on 16 December 1833. The accounting includes a copy of an account of James Dix decd. who was agent for William Barclay. [Essex County, Virginia, Will Book 23, pages 198–221.]

The estate of James Dix, deceased, in account with Thos. M. Henley from 1825 to 1832 was ordered recorded 15 August 1836. [Essex County, Virginia, Will Book 24, pages 56–57.]