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Minimum lot sizes for each residential district in the Carmel zoning code. Hamilton County.
7 residential districts recorded · 1 source document. Largest, median, and smallest use the standard residential ladder only.
Every residential district in the code, largest minimum to smallest. Values assume municipal sewer unless a note says otherwise.
| District | Min lot (sq ft) | SFD by right | Basis | Source | Notes |
|---|---|---|---|---|---|
| S1 special | 15,000 | Yes | stated | Carmel UDO 2.04 (via Zoneomics) | |
| S2 special | 12,000 | Yes | stated | Carmel UDO 2.06 | |
| R1 | 10,000 | Yes | stated | Carmel UDO 2.08 | sewer+water required |
| R2 | 10,000 | Yes | stated | Carmel UDO 2.10 | 80' width |
| R3 | 8,000 | Yes | stated | Carmel UDO 2.12 | |
| R4 | 4,000 | Yes | stated | Carmel UDO 2.14 | SMALLEST SF by right; 60' width |
| UR | None | Yes | stated | Carmel UDO 2.18 | Urban Residential: NO minimum lot area |
Districts tagged estate, rural, special, or open land sit outside the standard residential ladder. They are listed here for completeness but excluded from the largest, median, and smallest figures.
Off-street parking the code requires for a single-family home.
| Detail | 2/DU excluding private garage |
|---|---|
| Source | UDO §5.30 PK-03 |
Whether an accessory dwelling unit (a second, smaller home on the same lot) is allowed.
| Maximum size | Not specified |
|---|---|
| Owner must live on site | n/a |
| Extra parking required | n/a |
| Detail | Guest house w/ kitchen by right only on lots ≥1 acre; true ADU needs BZA. 2020 ADU ordinance rejected by council 2021 |
| Source | UDO §5.02 AB-01 |