Flood Zones: Isleton vs McClellan Park
How do flood zones rules compare between Isleton, CA and McClellan Park, CA?
Isleton and McClellan Park have similar restriction levels.
Isleton, CA
Sacramento County
All of Isleton sits within FEMA Special Flood Hazard Area designations and is protected by Delta levees. Senate Bill 5 requires 200-year flood protection for urban development. Flood insurance mandatory for federally-backed mortgages. New construction must elevate above base flood elevation or face non-residential floodproofing.
View full Isleton rules →McClellan Park, CA
Sacramento County
Large portions of Sacramento County lie within FEMA Special Flood Hazard Areas including Natomas, the Pocket, Delta communities, and areas along the American and Sacramento Rivers. SAFCA manages regional levee improvements. CA SB 5 requires 200-year flood protection for urban development in Central Valley. County Code Chapter 27.10 is the Floodplain Management Ordinance.
View full McClellan Park rules →Key Facts Comparison
| Fact | Isleton | McClellan Park |
|---|---|---|
| FEMA SFHA | Entire city | - |
| SB 5 Standard | 200-year protection | - |
| Flood Insurance | Mandatory w/ mortgage | - |
| BFE Elevation | Required for new build | - |
| Substantial Improvement | 50 percent rule | - |
| SFHAs | - | Natomas, Pocket, Delta, riverfront |
| Code | - | Chapter 27.10 |
| Freeboard | - | BFE + 1 ft |
| State Law | - | SB 5 200-year standard |
| Agency | - | SAFCA regional levees |
Highlighted rows indicate differences between cities.
Isleton FAQ
Is my Isleton house in a flood zone?
Almost certainly yes. The entire city sits within a FEMA Special Flood Hazard Area protected only by Delta levees.
Can I build a new home in Isleton?
Yes, but only with proper floodplain permits, elevation above BFE, and compliance with SB 5 200-year protection standards.
McClellan Park FAQ
Is my home in a flood zone?
Check the FEMA Flood Map Service Center by address or the Sacramento County Floodplain Management viewer. Much of Natomas, the Pocket, and Delta areas are in Zone AE.
Do I need flood insurance?
If you have a federally-backed mortgage and your home is in an SFHA, flood insurance is federally required. Even outside SFHAs, flood insurance is often recommended given regional risk.
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