Indianapolis, IN Building Setbacks & Zoning: Setback Rules (2026)
Key Facts
- D-A side yard
- 30 ft each, 75 combined
- D-4 side yard
- 5 ft each, 13 combined
- D-A rear yard
- 75 feet
- D-4/D-5 rear yard
- 20 feet
- Rail track buffer
- 50 feet, all districts
Summary
Marion County's zoning code sets side- and rear-yard setbacks by Dwelling District in Table 744-201-1, ranging from 30 feet each side in the largest-lot D-A district down to 5 feet in D-4.
Side Yard Each/Combined 30/75 15/35 8/22 7/19 6/16 5/13 Rear Yard General/Along Rail Track 75/50 25/50 25/50 25/50 20/50 20/50 [6]/50 [6]/50 [6]/50 Minimum Setbacks in Compact Context Area [1][4] Fronts Along Expressways and Freeways 50 50 50 50 50 50 50 50 50 Fronts Along Primary and Secondary Thoroughfares 40 Greater of 60 or average setback Greater of 50 or average setback 40 30 30 Fronts Along Collector and Local Streets and Cul-de-sacs 35 Greater of 40 or average setback Greater of 30 or average setback 25 20 20 Each Side Yard 30 15 8 7 4 4 Table 744-201-1: Dimensional Standards for Districts D-A through D-5II Standards apply to Metro and Compact Context Areas unless indicated otherwise. Units are in feet unless indicated otherwise.
District Standard D-A D-S D-1 D-2 D-3 D-4 D-5 [6] [7] D-5II [6] [7] D-8 [3] [6] [7]
Rear Yard General/Along Rail Track 75/50 25/50 25/50 25/50 20/50 20/50 [6]/50 [6]/50 [6]/50 Notes: [1] See also Section 744-202 - New Construction for Nonconformities. [2] On lots 3 acres or less, the minimum open space requirement shall be 85%. For lots over 3 acres, the minimum open space requirement shall be 50%. [3] Standards apply to lots for Single-family detached dwellings, Single-family attached dwellings, or Two-family dwellings.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 47 Update 2).
Full Breakdown
Sec. 744-201 and Table 744-201-1 set minimum yard setbacks for Districts D-A through D-8. Side yards run from 30 ft. each, 75 ft. combined, in the rural D-A district down to 5 ft. each, 13 ft. combined, in D-4. Rear yards run from 75 ft. in D-A to 20 ft. in D-4 and D-5, with a 50-ft. buffer required along rail tracks in every district. Front setbacks vary further by street type.
Violations & Fines
Building closer to a lot line than the district's minimum setback is a zoning violation; the Department of Business and Neighborhood Services can deny occupancy or require the structure be moved or altered to comply.
Frequently Asked Questions
What's the minimum side yard setback in Indianapolis?
How close can I build to the rear property line?
Sources & Official References
Other rules in Indianapolis
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