The 5,000 rule is a useful Lake Worth starting point: multiply your AC unit's age (in years) by the repair cost; if the result exceeds $5,000, replacement usually makes more financial sense than repair — especially in this coastal climate where the next failure isn't far off.
Replace your AC when:
- The unit is 10+ years old (Lake Worth's coastal exposure shortens the typical 15-year AC lifespan to roughly 8–12 years)
- The repair cost exceeds 30–40% of the replacement cost
- The system uses R-22 refrigerant (phased out; recharges are prohibitively expensive)
- You've had two or more compressor or coil failures in the last 24 months
- Your electric bill has climbed with no change in usage
Repair your AC when:
- The unit is under 8 years old and well-maintained
- The failed part is electrical (capacitor, contactor, thermostat) or a simple mechanical failure
- The repair is under $1,000 and utility bills are stable
Replacement in Lake Worth triggers a City of Lake Worth Beach / Palm Beach County mechanical permit, which a licensed contractor handles on your behalf. Historic district homes in College Park or Bryant Park may need additional review for exterior equipment placement. Call Gulfstream Cooling at (561) 531-3665 for an assessment.