Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
View all activity pages
They have the same meaning, but 家乡 is more formal than 老家. I am Chinese; when writing, we use 家乡 in our essays. When speaking, we often use this phrase 我从《PLACE》来, which means I come from《PLACE》.