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  1. Zoning
  2. Baton Rouge, LA
  3. A3.1

Baton Rouge, LA · zoning record

A3.1 zoning in Baton Rouge.

The dimensional standards that govern what you can build in the A3.1 district, straight from Baton Rouge'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)

A3.1 dimensional standards.

These are the letter-of-the-law limits for the base A3.1 district. Overlays (historic, neighborhood plan, and similar) can tighten them; a specific address check resolves the overlays that actually apply.

Maximum height

35 ft

How tall the building may be. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Max Height (in feet) › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards35 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Max Height (in Ft.) › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards35 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Height (in Ft.) › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards35 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Max Height (in Ft.) › A3.1 row · Baton Rouge code

Minimum lot size

3,800 sf

Smallest conforming lot. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Min. Lot Area › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards7,200 sf
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Min. Lot Area (in Sq.Ft.) › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards3,800 sf
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Area (in Sq. Ft.) › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards3,800 sf
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Min. Lot Area › A3.1 row · Baton Rouge code

Minimum lot width

60 ft

Narrowest conforming lot. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Lot Width (in Ft.) › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards60 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Min. Lot Width (in Ft.) › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards60 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Lot Width (in Ft.) › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards60 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Min. Lot Width (in Ft.) › A3.1 row · Baton Rouge code

Front setback

20 ft

Required space from the front line. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Front › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards20 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Front › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards20 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Front › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards20 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Front › A3.1 row · Baton Rouge code

Interior side setback

5 ft

Required space from a side line. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Side › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards5 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Side › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards5 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Side › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards5 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Side › A3.1 row · Baton Rouge code

Street-side setback

20 ft

Required space from a side street on a corner lot. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › (in Ft.) Corner Side › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards20 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › (in Ft.) Corner Side › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards20 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Corner Side › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards20 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › (in Ft.) Corner Side › A3.1 row · Baton Rouge code

Rear setback

25 ft

Required space from the rear line. This is the rule for a detached house; the code sets other values below.

“A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.A Single Family Development Standards › Rear › A3.1 row · Baton Rouge code · read 2026-10-02
Other values, by what you build · 3
  • Table 11.B Two-Family Development Standards25 ft
    “A3.1 60 7,200 20 5 20 25 35”Table 11.B Two-Family Development Standards › Rear › A3.1 row · Baton Rouge code
  • Table 11.C Multi-Family Development Standards25 ft
    “A3.1 60 3,800 11.5 20 5 20 25 35”Table 11.C Multi-Family Development Standards › Rear › A3.1 row · Baton Rouge code
  • Table 11.D Semi-Detached Development Standards25 ft
    “A3.1 60 3,800 sq. ft. 20 5 20 25 35”Table 11.D Semi-Detached Development Standards › Rear › A3.1 row · Baton Rouge code

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.

Other Baton Rouge districts on record.

A1A2A4A2.7A3.2A5A2.9A3.3

Check a real Baton Rouge lot against A3.1.

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

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