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Fresno · Zoning · RS-4

Fresno RS-4 zoning: height, setbacks and lot size

In Fresno's RS-4 zone, buildings can be up to 35 ft tall, the front setback is 13 ft and the minimum lot size is 5,000 sq ft (Fresno code, read October 2026).

Key points

  • Maximum building height: 35 ft
  • Minimum front setback: 13 ft
  • Minimum side setback: 10 ft total, minimum 4 ft per side
  • Minimum rear setback: 10 ft
  • Minimum lot size: 5,000 sq ft
  • Maximum lot coverage: 50%
  • Maximum density: 6 dwelling units per net acre (Large sites)

RS-4 (Residential Single-Unit 4) is a zoning district in Fresno. Every value below was read from the Fresno 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 RS-4

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
35 ft
§ 15-903 · code text
Table row “Maximum Height (ft.)”, column “RS-4”: 35
Minimum front setback
13 ft
§ 15-903 · code text
Table row “Front”, column “RS-4”: 13
Minimum side setback
10 ft total, minimum 4 ft per side
§ 15-903 · code text
Table row “Interior Side”, column “RS-4”: 10 total, min. 4/side
Minimum rear setback
10 ft
§ 15-903 · code text
Table row “Rear”, column “RS-4”: 10
Minimum lot size
5,000 sq ft
§ 15-903 · code text
Table row “Minimum Lot Size (sq. ft.)”, column “RS-4”: 5,000
Maximum lot coverage
50%
§ 15-903 · code text
Table row “Maximum Lot Coverage (% of Lot)”, column “RS-4”: 50
Maximum density
6 dwelling units per net acre
Applies: Large sites
§ 15-903 · code text
Table row “Residential Density, Large Sites (dwelling units per net acre)”, column “RS-4”: 6

Uses in RS-4

Uses the code's use tables allow in RS-4, or allow with a permit. Each links to its page with the code section.

When a different number applies

The code sets other values for particular lots, buildings or locations in RS-4:

  • Minimum front setback: 8 ft — with Enhanced Streetscape § 15-903
  • Maximum density: 1 dwelling unit per lot — Small sites § 15-903

Not on this page

We did not find a general stories, FAR limit for RS-4 in the zoning tables we read. The code may still set one elsewhere — check the Fresno Municipal Code.

Other Fresno zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Fresno's RS-4 zone?

35 ft — Fresno Municipal Code § 15-903.

What is the minimum front setback in Fresno's RS-4 zone?

13 ft — Fresno Municipal Code § 15-903.

What is the minimum side setback in Fresno's RS-4 zone?

10 ft total, minimum 4 ft per side — Fresno Municipal Code § 15-903.

What is the minimum rear setback in Fresno's RS-4 zone?

10 ft — Fresno Municipal Code § 15-903.

What is the minimum lot size in Fresno's RS-4 zone?

5,000 sq ft — Fresno Municipal Code § 15-903.

General information, not legal advice.

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