I'm sorry you are having a hard time. I think that around 30 is esp hard, but for many, it gets better after that. Also, I don't think loneliness is tied to being single or living alone https://www.theatlantic.com/family/archive/2018/08/single-people-arent-to-blame-for-the-loneliness-epidemic/568786/?utm_medium=offsite&utm_source=google&utm_campaign=newsstand-family