Is flushing your water heater annually worth it when selling?
Verdict: YES — Yes — sediment buildup destroys lower elements and shortens life by 30–40%. $80 service vs $1,800 replacement. Different math when you're listing in <12 months. ROI at resale is what matters, not lifetime savings.
Cost & payback at a glance
| Typical cost range | $80–$165 |
|---|---|
| Estimated annual benefit | $145/yr |
| Simple payback | ~1 year |
| System | water-heater |
| Scenario | resale |
How HomeScore decides
HomeScore evaluates "is it worth it?" decisions across 40+ home systems using 2026 cost data, regional installer rates, lifespan modeling, and resale ROI. Every verdict on this page is anchored to the underlying replacement cost, annual operating savings, and the scenario you're in: general homeowner, in-2026 pricing, resale-driven, forever-home, or pre-1980 retrofit.