Flood Zones: Bellevue vs Kent
How do flood zones rules compare between Bellevue, WA and Kent, WA?
Bellevue and Kent have similar restriction levels.
Bellevue, WA
King County
Bellevue regulates development in FEMA Special Flood Hazard Areas under LUC 20.25H.150. Properties near Kelsey Creek, Coal Creek, and Lake Washington shoreline may require elevation and floodplain permits.
View full Bellevue rules →Kent, WA
King County
Kent is a FEMA-participating community with significant Green River and Mill Creek floodplain. New construction in mapped AE zones requires elevation 1 foot above base flood and a floodplain permit.
View full Kent rules →Key Facts Comparison
| Fact | Bellevue | Kent |
|---|---|---|
| - | - | |
| Freeboard | - | 1 ft above BFE |
| Zones | - | AE on valley floor |
| Floodway fill | - | Prohibited |
| Substantial improvement | - | >50% value triggers compliance |
Highlighted rows indicate differences between cities.
Bellevue FAQ
Kent FAQ
Is Kent in a flood zone?
Yes, much of the valley floor and Green River corridor is FEMA Zone AE; East Hill and West Hill are mostly outside the SFHA.
Do I need flood insurance in Kent?
Federally-backed mortgages in Zone AE require it, and even outside SFHA insurance is wise given historical Green River events.
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