If Isaiah was in his early 20s when he began his prophetic ministry, then he was over 100 years old when he died.
| Judah | Age | Reign | Year of | Israel | Year of | |
| Uzziah | 16 | 52 | Jeroboam | 27 | ||
| Uzziah/ Jotham | 36 | |||||
| Uzziah/ Jotham | 38 | Zechariah | 6 mo. | |||
| Uzziah/ Jotham | 39 | Shallum | 1 mo. | |||
| Uzziah/ Jotham | 39 | Menahem | 10 | |||
| Uzziah/ Jotham | 50 | Pekahiah | 2 | |||
| Uzziah/Jotham | 52 | Pekah | 20 | |||
| 20 | Hoshea | 9 | ||||
| Ahaz | 20 | 16 | 17 | |||
| Hezekiah | 25 | 29 | 3 | |||
| Isaiah’s Career | 97 |
Matty Lawrence 