County building permit guide
Mohave County, Arizona building permits — complete guide (2026)
Mohave County in northwest Arizona includes Lake Havasu City, Kingman, and Bullhead City. Extreme heat (Lake Havasu holds the US record at 128F), Colorado River recreation, and affordable land drive construction. Among the lowest permit fees in Arizona.
Avg cost: $75-$400
Processing: 1-3 weeks
~3.5K permits/yr
~215K residents
$75-$400Avg permit cost
1-3 weeksProcessing time
3,500Permits/year
PartialADU-friendly
Ready to apply for your Mohave County, Arizona permit?
County serves unincorporated areas. Lake Havasu City, Kingman, Bullhead City have their own.
Apply via Mohave County
Mohave County, Arizona Building Department
Online Available
Mohave County Development Services
(928) 757-0903
Mon-Fri 7am-5pm AZ
700 W Beale St, Kingman, AZ 86401
Online Portal
Includes some of the hottest locations in the US. Lake Havasu holds the all-time US heat record (128F).
Permit fees — Mohave County, Arizona, 2026
| Permit type | Fee range | Processing | Notes |
|---|---|---|---|
| New Construction | $250-$900 | 2-5 weeks | IRC 2018; extreme heat code; manufactured homes common |
| Pool | $150-$500 | 2-3 weeks | Very popular (Lake Havasu); barrier fence |
| HVAC | $75-$200 | 1-2 weeks | Extreme AC demand |
| Roofing | $75-$250 | 1-2 weeks | Reflective important in extreme heat |
| Room Addition | $150-$600 | 2-4 weeks | Standard IRC |
| Manufactured Home | $150-$400 | 2-3 weeks | Common housing type |
| Electrical | $75-$200 | 1-2 weeks | RV hookup permits at Colorado River properties |
| Solar | $75-$175 | 1-2 weeks | Excellent resource |
| Plumbing | $50-$150 | 1-2 weeks | Water conservation important |
| Block Wall | $50-$100 | 1 week | Standard |
How to get a permit in Mohave County, Arizona
1
Determine jurisdiction
Lake Havasu City, Kingman, Bullhead City have own departments.
2
Extreme heat
All construction must meet energy code for extreme hot-dry climate.
3
Colorado River flood zones
Properties near the river may be in FEMA flood zones.
4
Apply online
Very fast processing -- often 1-3 weeks.
5
Manufactured homes
Significant housing type. Foundation, tie-down, utility permits.
6
Inspections
Fast turnaround. Rural areas may have longer travel times.
Jurisdictions within Mohave County, Arizona
Special zone requirements
Extreme Heat
County-wide, especially Lake Havasu
US heat record (128F). Enhanced energy code. HVAC dominant consideration.
Colorado River
Bullhead City, Lake Havasu
Flood zones along river. FEMA compliance may be needed.
Rural Desert
Interior county
Large lot development. Well/septic common. Manufactured homes significant.
Frequently asked questions — Mohave County, Arizona
Permits cheap?
Among the lowest in AZ. 30-50% less than Maricopa. Processing very fast.
Manufactured home permits?
Foundation/pad, tie-down inspection, utility connections required. Home regulated by HUD not local code.
Pool at Lake Havasu?
Building + electrical + gas. Barrier fence enforced. Very common due to extreme heat.
How hot does it get?
Lake Havasu regularly exceeds 120F in summer. All-time US record of 128F recorded here.
Census BPS 2024 - Mohave County Dev Services