information varies depending on the sources.
The following table presents the different information (sometimes contradictory) indicating its source.
| Period | Information | Source |
| 15th century | Jews first came to Chechelnik area in the late 15th century, when the area was under Polish control | 5 (Volodya Okhs) |
| 16th century | Chechelnik was founded "as a refuge from Tatars and landlords" in the early 16th century | 4 |
| 17th century | The earliest known Jewish community | 1 |
| 1635 | Chechelnik achieved the status of a town | 4 |
| 1648-49 | Effecting the Jewish Community were 1648-49 Khmelnitski Pogrom | 1 |
| 1765 | J. population was 485. Jews suffered grievously from Cossack and Haidamak attacks on the town. | 2 |
| 1768-1772 | Pogrom at the time of Barskaya Confederation | 1 |
| 18th century | Jewish cemetery dates from the 18th century.
The Jewish Synagogue whose ruins still remains dates from late 18th century. | 1,4 |
| 1897 | J. Population was 3,388 (from about 8,000 total) | 2 |
| 1898 | J. population was 1,967 (from about 7,000 total).
Their principal occupation is commerce; but 352 are engaged in various handicrafts, and 96 are journeymen. About 200 Jews earn a livelihood as farm-laborers; and 41 are employed in the local factories. There are no charitable organizations, and poverty among the Jewish inhabitants is general. A private school for boys with 100 pupils, and 23 hadarim with 367 pupils, constitute the Jewish educational institutions of Chechelnik. | 3 |
| 1920 | Like most of Podolia, the town suffered terribly during the Russian Civil War; during the summer of 1920, "the south of Podolia seethed with counterrevolution... and Olgopol County, where Chechelnik is located, was the most unstable area in all of Podolia." | 4 |
| 10 Dec. 1920 | The Brazilian writer Clarice Lispector was born in the town, during a pause in the family's journey to escape Russia. | 4 |
| 1920's | A J. council (soviet) and a J. elementary school were established along with a J. kolkhoz. | 2 |
| before 1939 | J. population around 4,000 | 5 |
| 1939 | J. population was 1,327 | 2 |
| 1939 | Jewish population (census) was 2,301 | 1 |
| 24 July 1941 | Germans captured the town. | 2 |
| 1941 | After its annexation to Transnistria, the Rumanians set up a ghetto there and appointed a Judenrat. The ghetto held 600-800 local Jews and probably over 1,000 from Bessarabia and Bukovina. | 2 |
| 15950 | 475 of the refugees were still there. Many died of desease and from the regime of hard labor under the occupation. | 2 |
| 1991 | J. population 30 to 40 | 5 |
| 1994 | Last know hasidic burial. J. Population range 11-100 | 1 |
| 10 Dec. 2002 | Memorial of Clarice Lispector inaugurated in Chechelnik | |
