| 1799. | —Mar. 1. | Leaves Philadelphia. |
| 8. | Arrives at Monticello. |
| Sept. 6. | Orders payment to Callender of $50. |
| Dec. 21. | Leaves Monticello. |
| 28. | Arrives at Philadelphia. |
| 1800. | | Body servant Jupiter dies. |
| | Prints “Appendix” to Notes on Virginia. |
| Jan. 18. | Plans University of Virginia. |
| Feb. | Prepares Parliamentary Manual. |
| March 11. | Has conversation with Adams. |
| May | Republican Caucus Nominates Jefferson and Burr. |
| 15. | Leaves Philadelphia. |
| 21. | At Montblanco. |
| 26. | At Eppington. |
| 29. | At Edgehill. |
| 29. | Arrives at Monticello. |
| June | Capital removed to Washington. |
| Oct. 22. | Orders payment to Callender of $50. |
| Nov. 24. | Leaves Monticello. |
| 29. | Arrives at Washington. |
| Dec. 14. | Offers Secretaryship of Navy to Livingston. |
| 1801. | —Jan. 22. | Pays visit to Mount Vernon. |
| Feb. 11. | Congress begins to ballot for President. |
| 17. | Jefferson elected President. |
| 18. | Offers Secretaryship of War to Dearborn. |
| 1801. | —Feb. 24. | Offers French Mission to Livingston. |
| 28. | Farewell Speech to Senate. |
| Mar. 4. | At Washington. |
| | Inaugurated as President. |
| 5. | Nominates Madison, Dearborn, and Lincoln to Cabinet. |
| | Nominates R. R. Livingston Minister to France. |
| 8. | Cabinet decide on list of removals. |
| 9. | Cabinet remit fines under Sedition Law. |
| 18. | Offers Paine passage in public vessel. |
| Apr. 1. | Leaves Washington. |
| 5. | At Monticello. |
| 26. | Leaves Monticello. |
| 29. | At Washington. |
| May 14. | Appoints Gallatin Secretary of Treasury. |
| 15. | Gallatin arrives at Washington. |
| | Cabinet discuss Barbary War. |
| | Squadron ordered to Mediterranean. |
| 16. | Netherland, Portuguese, and Prussian Missions abolished. |
| | Federalist Marshals and Attorneys to be removed. |
| June 30. | Leaves Washington. |
| July 2. | At Monticello. |
| 11. | At Washington. |
| 12. | Replies to New Haven remonstrance. |
| 15. | Appoints Robert Smith Secretary of Navy. |
| 30. | Leaves Washington. |
| Aug. 4. | At Monticello. |
| Sept. 28. | Leaves Monticello. |
| Oct. 3. | At Washington. |
| 22. | Reduction of Naval officers. |
| Nov. 6. | Outlines method of conducting Executive business. |
| 12. | Drafts Message on Duane, but suppresses it. |
| 28. | Appoints Granger Postmaster-General. |
| Dec. 8. | Sends first Annual Message. |
| 1802. | —Jan. 6. | Sends list of appointments to Senate. |
| 11. | Sends Message on Washington City. |
| 18. | Cabinet Decision in re Tripoli. |
| 27. | Sends Message on Indians. |
| Feb. 2. | Sends Message on Military Affairs. |
| Mar. 8. | Approves bill repealing Judiciary Act. |
| Apr. 6. | Approves bill to repeal Internal taxes. |
| 1802. | —Apr. 26. | Approves Judiciary Bill. |
| May 5. | Leaves Washington. |
| 8. | At Monticello. |
| June 2. | At Washington. |
| | Attacked by Callender. |
| July 21. | Leaves Washington. |
| 25. | At Monticello. |
| Oct. 7. | At Washington. |
| 16. | Right of deposit suspended. |
| 21. | Cabinet Decision on Tripoline War. |
| Nov. 15. | Replies to Connecticut Address. |
| Dec. 15. | Sends second Annual Message. |
| 22. | Sends Special Message on proceedings at New Orleans. |
| 1803. | —Jan. 11. | Nominates Monroe Joint Minister to France. |
| | Sends Message on Spanish Spoliations. |
| 18. | Sends secret Message on Lewis and Clark Expedition. |
| | Sends Message on Indians. |
| Mar. 17. | At Monticello. |
| Apr. | Prepares estimate of Christ. |
| 9. | At Washington. |
| 11. | Talleyrand offers to sell Louisiana. |
| May 2. | Louisiana Treaty signed at Paris. |
| June | Writes article signed “Fair Play.” |
| 20. | Draws instruction for Lewis. |
| | Writes answer to Gabriel Jones. |
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