Mary Anderson was a resident of Massachusetts, United States. Here are 10 more things about her:

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1. She lived in Harvard, Massachusetts.
2. She is Sheila Anderson‘s daughter.
3. She has three siblings.
4. She was 11 years younger than her former fiancé Matthew Davis of Fitchburg, Massachusetts.
5. In August 2021, her brother passed away.
6. In November 2021, she broke off her engagement to Davis.
7. At around 10:30 p.m. on July 16, 2022, she was seen operating a navy blue 2017 Toyota Tacoma in Hudson, New Hampshire, USA. That was the last time she was seen alive.
8. At around 5:00 p.m. on July 17, 2022, her family reported her missing.
9. At around 12:55 a.m. on July 19, 2022, she was found dead in her 2017 Toyota Tacoma in Brattleboro, Vermont, USA.
10. She died at the age of 23.