A downspout that's come loose from the wall or the gutter above it usually isn't a lost cause — here's how we tell what it actually needs.
The two most common failure points are the straps or brackets holding the downspout to the wall, and the elbow connection where the downspout meets the gutter outlet above it. Both are typically hardware issues, not damage to the downspout itself.
If the downspout material itself is straight and undamaged, pulled-out fasteners or a disconnected elbow can usually be reattached with new brackets or straps rather than replacing anything. This is the more common outcome, especially after wind rather than impact damage.
Crushed, dented, or split downspout sections — often from a fallen branch, a ladder, or a vehicle backing into it — don't hold their shape well enough for a lasting reattachment. In these cases, replacing the damaged section is more reliable than trying to force a bent piece back into place.
Fasteners can work loose over years of temperature swings and wind, especially on longer downspout runs with fewer mounting points. Wood behind the mounting straps that has softened from years of moisture exposure also won't hold fasteners as well as it once did.
A downspout that's swinging loose or has pulled away from the wall should be temporarily secured or the area flagged so water doesn't dump directly against the foundation or landscaping until it's repaired. This is a quick fix in most cases and rarely requires a full downspout replacement.