What does RS-7 zoning mean in Mesa?

RS-7 is a Mesa single-residence district requiring a minimum 7,000-square-foot lot, one of the city's most common suburban single-family densities. Mesa already allows accessory dwelling units by right in its single-residence districts.

How do I find the zoning for a property in Mesa?

Mesa's Development Services Department provides an online zoning and GIS lookup tool that shows the base zoning district and any overlay for a given parcel, and can issue a formal zoning verification letter on request.

Does Mesa allow accessory dwelling units?

Yes — Mesa permitted ADUs by right in single-residence districts even before Arizona's 2024 statewide mandate (HB 2720), and continues to apply that mandate as one of the state's large cities.

Mesa, Arizona · city zoning districts · 12 districts

Mesa, AZ zoning map & districts

Mesa zones under a traditional Euclidean ordinance administered by the city's Development Services Department, with residential districts denoted by minimum lot size (RS-) and density class (RM-), and rezonings reviewed by the Planning & Zoning Board before City Council action. Mesa already permitted accessory dwelling units by right in single-residence districts ahead of the 2024 statewide mandate, and its Land Use Code has continued to be amended to align with Arizona's HB 2720 as one of the state's large cities subject to it.

The code Mesa Zoning Ordinance

Mesa zoning map

The City of Mesa Development Services Department administers the zoning ordinance and maintains the city's zoning map; parcel zoning is confirmed through Mesa's online zoning/GIS lookup or a zoning verification request to the department.

There is no link to the official map here yet — confirm current district boundaries directly with the Mesa planning or zoning department.

A published summary is never the authority. The adopted ordinance and the city's official zoning map govern, and both change — verify the district and every standard on your parcel before you rely on it.

How zoning works in Mesa

Mesa's Downtown and light-rail corridor areas carry additional form-based and transit-oriented overlay standards layered on top of the base zoning districts, reflecting the city's push to concentrate infill density along Main Street and the Valley Metro rail line.

Mesa zoning districts by family

The 12 district codes below are the ones that decide most projects in Mesa, grouped by what they are for rather than by the order the ordinance prints them.

Key districts in the Mesa Zoning Ordinance — a curated reference, not the exhaustive list. Confirm against the current adopted code.
Code	District	What it is for
Residential 7 districts
RS-9	Single Residence District	Single-family, 9,000 sq ft minimum lot.
RS-7	Single Residence District	Single-family, 7,000 sq ft minimum lot; common suburban density.
RS-6	Single Residence District	Single-family, 6,000 sq ft minimum lot.
RS-43	Single Residence District	Estate-lot single-family, one-acre minimum.
RM-2	Multiple Residence District	Low-density multifamily.
RM-3	Multiple Residence District	Mid-density multifamily.
RM-4	Multiple Residence District	Higher-density multifamily.
Commercial 3 districts
NC	Neighborhood Commercial	Small-scale, neighborhood-serving retail and service uses.
LC	Limited Commercial	Moderate-intensity commercial corridor zoning.
GC	General Commercial	Broad commercial and auto-oriented uses.
Industrial 2 districts
LI	Light Industrial	Warehousing and light manufacturing.
GI	General Industrial	Heavier industrial and manufacturing uses.

Mesa zoning — common questions

What does RS-7 zoning mean in Mesa?: RS-7 is a Mesa single-residence district requiring a minimum 7,000-square-foot lot, one of the city's most common suburban single-family densities. Mesa already allows accessory dwelling units by right in its single-residence districts.
How do I find the zoning for a property in Mesa?: Mesa's Development Services Department provides an online zoning and GIS lookup tool that shows the base zoning district and any overlay for a given parcel, and can issue a formal zoning verification letter on request.
Does Mesa allow accessory dwelling units?: Yes — Mesa permitted ADUs by right in single-residence districts even before Arizona's 2024 statewide mandate (HB 2720), and continues to apply that mandate as one of the state's large cities.

Working in Arizona? Get on the list.

The parcel layer lands in the order demand does. Illinois went first because that's where the deals were; the next state is decided by who tells us what they're trying to underwrite. Tell us where you're building and what you wanted to run — you'll hear from us when Arizona opens, and sooner if we need a test parcel.

Keep reading

← Arizona zoning — who holds the zoning power in Arizona, under which enabling statute, and the reforms that override local rules.

Other Arizona cities

The zoning reference → — every state, plus city-level district guides like this one.

Mesa zoning summaries on this page are provided for information, not legal advice. Confirm every project against the current adopted code for the jurisdiction.