There is no grammatical problem with it.
It would be an oxymoron, as homes stand, not lay on the ground. I would personally go with "My homes are vacant.", or "My homes are standing vacant."
That is the correct spelling of the adjective "available" (able to be used or chosen).
That is the correct spelling of uninhabited (vacant, desolate, unpopulated).The similar word is uninhibited (unrestrained, unreserved, spontaneous).
vacant ready
The squatter was living in a vacant dweling. Hello, I'm searching for a vacant dwelling. Is that vacant dwelling condemned?
vacant means empty for example: "my mind is so vacant."
vacant clean
vacant
Yes, vacant is an adjective.
Vacant means empty. A house with no furniture and no people is a vacant house.
She couldn't erase the vacant look on her face. The hotel had three vacant rooms. Vacant homes were spotted in various places in the neighborhood.
vacant room is the room is ready for occupancy while vacant dirty the room is dirty and not ready for occupancy.....