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Kings County, CA Environmental Rules: Flood Zones (2026)

Some Restrictions

Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

FEMA flood zone rules in Kings County, CA, also called floodplain regulations or special flood hazard area (SFHA) rules, determine flood insurance requirements and elevation standards for new construction.

Key Facts

Governs: FEMA special flood hazard areas
FIRM last updated: September 16, 2015
Administrator: county building official
Applies to: unincorporated area only

FEMA Flood Zone Lookup

FEMA assigns every parcel in the U.S. a flood-hazard designation on its Flood Insurance Rate Maps (FIRMs). Zones starting with A or V are high-risk Special Flood Hazard Areas where federally backed mortgages require NFIP flood insurance. Zone X indicates moderate-to-minimal risk, where insurance is optional but often recommended. Your specific zone determines insurance cost, build elevation, and permit requirements in Kings County, CA.

Zone	What it means	NFIP required?
A	High-risk flood area; 1% annual chance flood, no detailed analysis.	Yes
AE	High-risk; same as A but with established Base Flood Elevations.	Yes
AH	High-risk shallow flooding (1-3 ft), usually ponding.	Yes
AO	High-risk shallow flooding (1-3 ft) with sheet flow on sloping terrain.	Yes
V	High-risk coastal zone subject to wave action (no BFE).	Yes
VE	High-risk coastal zone with wave action and established BFEs.	Yes
X (shaded)	Moderate risk; between the 1% and 0.2% annual chance flood.	Recommended
X	Minimal risk; outside the 0.2% annual chance floodplain.	No

Look up Kings County, CA on the FEMA flood map

FEMA maps update periodically; verify zone before buying flood insurance or building.

Summary

Any construction, fill or alteration inside a FEMA-mapped special flood hazard area in unincorporated Kings County must fully comply with the county's Flood Damage Prevention chapter and clear a development permit before work begins.

City-specific rules exist: Hanford has its own flood zones rules that differ from Kings County's county-level regulations. If you live in Hanford, check the city-specific page instead.

This chapter shall apply to all areas of special flood hazard within the unincorporated territory of the County of Kings, State of California. ... No structure or land shall hereafter be constructed, located, extended, converted or altered without full compliance with the terms of this chapter and other applicable regulations.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 13).

Full Breakdown

Chapter 5A applies to all FEMA-designated special flood hazard areas in unincorporated Kings County, based on the Flood Insurance Rate Map last updated September 16, 2015 (§ 5A-6). No structure or land may be constructed, relocated, extended, converted or altered within these areas without full compliance with the chapter (§ 5A-7), enforced by the county building official acting as floodplain administrator, who must review and issue a development permit before any building permit is issued (§§ 5A-21, 5A-22).

Violations & Fines

Developing in a mapped flood hazard area without the required permit or elevation certificate is presumed a violation until documentation is filed; it's punishable under § 1-8 as a misdemeanor, each day a separate offense.

Frequently Asked Questions

Do I need a permit to build in a Kings County flood zone?

Yes: any construction or alteration within a mapped special flood hazard area requires a development permit under Chapter 5A before a building permit can issue.

Which map defines Kings County's flood hazard areas?

The FEMA Flood Insurance Rate Map (FIRM) for Kings County, last updated September 16, 2015, adopted by reference in § 5A-6.

Sources & Official References

[1]Kings County Code of Ordinances (Municode)

Other rules in Kings County

Parking Rules: RV & Boat ParkingSome Restrictions Erosion ControlSome Restrictions Stormwater ManagementSome Restrictions Flood Elevation RequirementsSome Restrictions Noise Ordinances: Aircraft NoiseSignificant Restrictions Parking Rules: Driveway RulesSome Restrictions Parking Rules: Loading ZonesSome Restrictions Parking Rules: EV ChargingLight Restrictions Fence Regulations: Material RestrictionsSome Restrictions

All Kings County rules

California rules heatmap·Compare Kings County to another location·View the California environmental rules overview

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Flood Zones in Cities Across Kings County

Hanford, CA