Is this sentence grammartical correct?

[Suthipong]

Is this sentence grammartical correct?

"I'll join you there."
If not, please correct it for me.
Thank you.

[5jj]

Is this sentence grammartically correct?....."I'll join you there."

Yes

[Rover_KE]

Suthipong, please note that a better thread title would have been 'I'll join you there.'

[Suthipong]

Thank you.

[FreeToyInside]

Grammatically correct, yes, but as a matter of (AmE) style, "I'll meet you there" sounds more typical.

(not a teacher, just a language lover)