Renters and homeowners insurance overlap more than people expect, but there's one clear dividing line: only one of them protects the actual building. * Homeowners insurance covers the structure itself — the walls, roof, and foundation — along with other structures on the property like a detached garage or shed. If a covered event like fire, wind, or hail damages the physical home, homeowners insurance is what pays to repair or rebuild it. It also generally includes broader liability coverage than a renters policy, reflecting that owning the physical property comes with more legal exposure. * Renters insurance skips the building entirely, since the landlord's own insurance already covers that — instead, it protects what's inside the unit that belongs to you. That includes your personal belongings if they're stolen or damaged in a covered event, liability coverage if you're found responsible for injuring someone else or damaging their property, and additional living expenses if a covered disaster forces you into a hotel or short-term rental while your unit is repaired. * Both policy types share those last two categories — personal property and liability — fairly closely; the real structural difference is that a renter simply has no building to insure in the first place. * The cost gap reflects that difference in scope directly: renters insurance averages around $23 a month, while homeowners insurance averages roughly $179 a month, largely because insuring an entire structure costs vastly more than insuring the contents and liability exposure inside a rented unit.