Lead Paint Risk in Jefferson County, Montana
42.7%Pre-1978 Housing
2,302Pre-1978 Units
5,388Total Housing Units
3Census Tracts
How to Interpret This
This is an area-level screening signal based on Census housing-age data. It does not confirm lead paint in any specific home. Homes built before 1978 may contain lead-based paint, and certified inspection or testing is the only way to confirm a property-level hazard.
Reporter / Resident Story Kit
- 2,302 housing units in Jefferson County were built before 1978.
- The county's pre-1978 housing share is 42.7%, compared with the state rate of 49.8%.
- Local questions: Which neighborhoods have the oldest housing stock? Are lead-safe renovation resources available? Do renters and families with young children know how to request testing?
Highest-Risk Census Tracts
Individual census tracts ranked by pre-1978 housing percentage. Showing the top 3 of 3 tracts; download the full county tract CSV.
| Tract | Pre-1978 | Total | Risk Rate | 1970s | 1960s | 1950s | 1940s | ≤1939 |
|---|---|---|---|---|---|---|---|---|
| Census Tract 9623 | 936 | 1,803 | 51.9% | 340 | 135 | 177 | 66 | 218 |
| Census Tract 9622.02 | 993 | 1,994 | 49.8% | 400 | 90 | 87 | 78 | 338 |
| Census Tract 9622.01 | 373 | 1,591 | 23.4% | 318 | 43 | 6 | 6 | 0 |