dilapidated

US /dɪˈlæp.ə.deɪ.t̬ɪd/
UK /dɪˈlæp.ə.deɪ.t̬ɪd/
"dilapidated" picture
1.

in a state of disrepair or ruin as a result of age or neglect

:
The old house was dilapidated and abandoned.
The once grand theater is now a dilapidated building.