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  1. Zoning
  2. Santa Ana, CA
  3. R1

Santa Ana, CA · zoning record

R1 zoning in Santa Ana.

The dimensional standards that govern what you can build in the R1 district, straight from Santa Ana's ordinance, with every figure quoting its source. Check a specific address to see how these rules apply to a real lot.

Free · Every figure cited · Read from the current code (2026-10-02)

R1 dimensional standards.

These are the letter-of-the-law limits for the base R1 district. Overlays (historic, neighborhood plan, and similar) can tighten them; a specific address check resolves the overlays that actually apply.

Maximum height

27 ft

How tall the building may be.

“(27) feet nor two (2) stories in height”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-233 · Santa Ana code · read 2026-10-02

Maximum stories

2 stories

Story cap where the code sets one.

“(27) feet nor two (2) stories in height”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-233 · Santa Ana code · read 2026-10-02

Minimum lot size

6,000 sf

Smallest conforming lot.

“(a) The minimum size of lots in the R1 district is six thousand (6,000) square feet.”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-237 · Santa Ana code · read 2026-10-02

Minimum street frontage

50 ft

Lot length that must touch a street.

“of the front yard setback, is fifty (50) feet.”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-237 · Santa Ana code · read 2026-10-02

Interior side setback

5 ft

Required space from a side line.

“(a) Each side yard shall be not less than five (5) feet for each building.”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-235 · Santa Ana code · read 2026-10-02

Street-side setback

10 ft

Required space from a side street on a corner lot.

“(b) On corner lots, the side yard on the street side shall be not less than ten (10)”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-235 · Santa Ana code · read 2026-10-02

Rear setback

20 ft

Required space from the rear line.

“twenty (20) feet. This section shall not apply to legal accessory dwelling units.”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-236 · Santa Ana code · read 2026-10-02

Maximum building coverage

35 %

Share of the lot the building footprint may cover.

“Sec. 41-238. Lot coverage in the R1 district. No more than thirty-five (35) per cent of a lot in the”Sec. 41-232. Uses permitted in the R1 district. The following uses are permitted in the R1 district: › 41-238 · Santa Ana code · read 2026-10-02

Sources

Every figure above is quoted verbatim from the current ordinance. We never substitute a typical-for-zone default: a field absent from the record shows nothing, not a guess.

Informational only — not a permit, appraisal, or professional engineering opinion. Verify with your local planning department before acting on it. See Terms and data sources.

Check a real Santa Ana lot against R1.

See how these standards resolve on a specific parcel, with the overlays that actually apply, in about 20 seconds.

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