Pool Barriers: Denver vs Phoenix
How do pool barriers rules compare between Denver, CO and Phoenix, AZ?
Denver and Phoenix have similar restriction levels.
Denver, CO
Denver County
Denver requires 5-foot (60-inch) barriers around all residential pools per 2021 International Swimming Pool and Spa Code. Self-closing, self-latching gates with latch 54+ inches above grade. 4-inch opening max.
View full Denver rules →Phoenix, AZ
Maricopa County
Phoenix and Arizona law (ARS §36-1681) require all swimming pools, spas, and hot tubs with water 24 inches or more deep to have both exterior and interior barriers. Exterior fences must be at least 5 feet high with self-closing, self-latching gates. Interior barriers between the home and pool are required for properties with children under 6.
View full Phoenix rules →Key Facts Comparison
| Fact | Denver | Phoenix |
|---|---|---|
| Code | 2021 ISPSC | - |
| Height | 60 inches minimum | - |
| Gate Latch | 54+ inches high | 4.5 ft above ground or inaccessible |
| Opening | 4-inch sphere max | - |
| State Law | - | ARS §36-1681 |
| Fence Height | - | Minimum 5 ft (exterior side) |
| Openings | - | Less than 4 inches wide |
| Interior Barrier | - | Required when children under 6 reside |
Highlighted rows indicate differences between cities.
Denver FAQ
Who enforces pool barriers rules in Denver County?
Denver County's code enforcement division is responsible for fences ordinances. You can report violations or request information through the Denver County government website or by calling the main municipal line.
What are typical penalties for violating pool barriers rules?
Most Denver County fences violations start with a written warning followed by escalating civil fines for repeat offenses. Specific dollar amounts and any criminal-misdemeanor exposure depend on the section of code; consult Denver County's municipal code or staff for the current penalty schedule.
Phoenix FAQ
Do all pools in Phoenix need a fence?
Yes. All pools, spas, and hot tubs with water 24 inches or deeper require exterior fencing at least 5 feet high with self-closing, self-latching gates. Interior barriers are also required when children under 6 reside on the property.
Are there alternatives to interior fencing?
Yes. Options include a motorized safety cover complying with ASTM F1346, the residence wall as part of the barrier with door alarms, or a full fence around the pool. Hot tubs up to 8 feet wide may use a lockable safety cover in lieu of interior barriers.
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