Lead Paint Risk in Walnut, CA
37.4%Pre-1978 Housing
3,379Pre-1978 Units
9,034Total Housing Units
ModerateRisk Level
How to Interpret This
This is an area-level estimate based on Census housing-age data for Walnut. It does not prove whether a specific home contains lead paint. If a home was built before 1978, certified lead inspection/testing is the reliable next step before renovation or when young children may be exposed.
How Walnut Compares
What This Means for Walnut Residents
Walnut has a moderate mix of housing ages (37.4% pre-1978). While area-wide risk is moderate, individual older homes may still contain lead paint. Check your home's build year.
Check a Specific Address in Walnut
Get a more detailed risk assessment for a specific address.