Corona R-3 zoning: height, setbacks and lot size

R-3 (MULTIPLE-FAMILY RESIDENTIAL ZONE) is a zoning district in Corona. Every value below was read from the Corona Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.

Development standards in R-3

The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.

Maximum building height	40 ft § 17.24.090 · code text No building or structure shall exceed three stories or 40 feet in height.
Maximum number of stories	3 stories § 17.24.090 · code text No building or structure shall exceed three stories or 40 feet in height.
Minimum front setback	25 ft Applies: planned unit developments and condominium units may reduce it to 20 ft from the back of the sidewalk § 17.24.100 · code text Each lot or building site shall have a front yard along the street of not less than 25 feet, except that the front setback for planned unit developments and condominium units may be reduced to 20 feet from the back of the sidewalk.
Minimum side setback	5 ft Applies: Interior lot or building site; one story building § 17.24.100 · code text Not less than five feet for one story buildings;
Minimum rear setback	10 ft § 17.24.100 · code text Each lot shall have a rear yard of not less than ten feet.
Minimum lot size	7,200 sq ft § 17.24.060 · code text Each lot shall have a minimum lot area of 7,200 square feet.
Maximum lot coverage	60% § 17.24.110 · code text Lot area coverage by buildings or structures shall not exceed 60% of the total lot area.

Uses in R-3

Uses the code's use tables allow in R-3, or allow with a permit. Each links to its page with the code section.

Single-family home — Allowed
Child care center — Needs a major conditional use permit (chapter 17.92)

When a different number applies

The code sets other values for particular lots, buildings or locations in R-3:

Minimum front setback: 20 ft — Planned unit developments and condominium units; measured from the back of the sidewalk § 17.24.100
Minimum side setback: 10 ft — Interior lot or building site; three story building § 17.24.100
Maximum density: 1 unit per 1,210 sq ft of lot area — All permitted and conditional uses except senior citizens and/or handicapped persons housing § 17.24.080
Maximum density: 36 units per net acre — All permitted and conditional uses except senior citizens and/or handicapped persons housing § 17.24.080
Maximum density: 75 units per net acre — Conditional use of senior citizens and/or handicapped persons housing § 17.24.080

Not on this page

We did not find a general FAR, density limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the Corona Municipal Code.

Other Corona zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Corona's R-3 zone?

40 ft — Corona Municipal Code § 17.24.090.

What is the maximum number of stories in Corona's R-3 zone?

3 stories — Corona Municipal Code § 17.24.090.

What is the minimum front setback in Corona's R-3 zone?

25 ft (planned unit developments and condominium units may reduce it to 20 ft from the back of the sidewalk) — Corona Municipal Code § 17.24.100.

What is the minimum side setback in Corona's R-3 zone?

5 ft (interior lot or building site; one story building) — Corona Municipal Code § 17.24.100.

What is the minimum rear setback in Corona's R-3 zone?

10 ft — Corona Municipal Code § 17.24.100.

General information, not legal advice.