Plumbers in Phoenix, AZ — Request a Connection

Plumbing in the Phoenix area

Phoenix is one of the fastest-growing large cities in the country, with a U.S. Census Bureau population estimate of roughly 1.67 million residents as of mid-2024 and continued year-over-year growth. The city's desert climate includes extremely hot summers, averaging more than 100 days a year with highs at or above 100°F and roughly 20 days a year at or above 110°F, based on NOAA's 1991-2020 climate normals.

Phoenix's housing stock spans many decades of rapid development, from established mid-century neighborhoods to newer subdivisions on the metro area's edges, and slab-on-grade construction is a common, accepted foundation method throughout the region. The city's tap water, delivered by Phoenix Water Services, is generally described as hard to very hard in the utility's own water quality reporting.

Together, extreme heat, a mix of older and newer homes, and hard water are all factors that can affect residential plumbing systems in the area.

Permits and local requirements

In Phoenix and Maricopa County, plumbing work such as repiping, new fixture installation, or other system alterations generally requires a permit from the city's Planning & Development Department. Some routine work, such as replacing an existing water heater through a licensed contractor, may be exempt from a permit under the city's published exemption guidelines.

Because requirements can vary by project scope, it is worth checking with the applicable city or county permit office before starting significant plumbing work.