Overview
Worth knowing
Districts
res_sf 6com 4res_mf 3ind 2ag 1res_th 1spec 1off 1mu 1
| Code | Name | Category | Min lot | Height | Coverage | FAR | Du/ac | Parking | Setbacks F/S/R |
|---|---|---|---|---|---|---|---|---|---|
| FAR | Forest Agriculture Residential | ag | —[1] | —[2] | — | —[3] | — | — | — / — / — |
| R-L | Large Lot Residential | res_sf | —[4] | —[5] | — | —[6] | — | — | — / — / — |
| R-L1 | R-L1 | res_sf | 40,000 sf[10] | 35 ft[11] | 0.25[12] | — | — | 2[13] | 50[7] / 15[8] / 30[9] |
| R-25 | R-25 | res_sf | 25,000 sf[17] | 35 ft[18] | 0.3[19] | — | — | 2[20] | 35[14] / 10[15] / 25[16] |
| R-1 | R-1 Low Density Residential | res_sf | 15,000 sf[24] | 35 ft[25] | 0.35[26] | — | — | 2[27] | 30[21] / 8[22] / 25[23] |
| R-1A | R-1A | res_sf | 10,000 sf[31] | 35 ft[32] | 0.4[33] | — | — | 2[34] | 25[28] / 7[29] / 20[30] |
| R-2 | R-2 Medium Density Residential | res_sf | 7,500 sf[38] | 35 ft[39] | 0.45[40] | — | — | 1.5[41] | 20[35] / 5[36] / 15[37] |
| R-3 | R-3 | res_mf | 5,000 sf[45] | 40 ft[46] | 0.5[47] | — | — | 1.5[48] | 15[42] / 5[43] / 15[44] |
| R-3A | R-3A High Density Residential | res_mf | 4,000 sf[52] | 45 ft[53] | 0.55[54] | — | — | 1.25[55] | 15[49] / 5[50] / 10[51] |
| R-4 | R-4 | res_mf | 3,000 sf[59] | 50 ft[60] | 0.6[61] | — | — | 1[62] | 15[56] / 5[57] / 10[58] |
| R-TH | R-TH Townhome | res_th | — | —[63] | — | — | — | — | — / — / — |
| T | T Traditional Neighborhood | spec | — | —[64] | — | — | — | — | — / — / — |
| MPO | MPO Mixed-Use Office | off | — | —[65] | — | —[66] | — | — | — / — / — |
| SCC | SCC Shopping Center Commercial | com | — | 45 ft[70] | 0.7[71] | — | — | — | 15[67] / 5[68] / 10[69] |
| GC | GC General Commercial | com | — | 45 ft[75] | 0.7[76] | — | — | — | 15[72] / 5[73] / 10[74] |
| CB | CB Corporate Business | com | — | 45 ft[80] | 0.7[81] | — | — | — | 15[77] / 5[78] / 10[79] |
| NC | NC Neighborhood Commercial | com | — | 45 ft[85] | 0.7[86] | — | — | — | 15[82] / 5[83] / 10[84] |
| MU | MU Mixed-Use | mu | — | 45 ft[90] | 0.7[91] | — | — | — | 15[87] / 5[88] / 10[89] |
| RI | RI Restricted Industrial | ind | 20,000 sf[95] | 45 ft[96] | 0.55[97] | — | — | — | 25[92] / 15[93] / 20[94] |
| GI | GI General Industrial | ind | 20,000 sf[101] | 45 ft[102] | 0.55[103] | — | — | — | 25[98] / 15[99] / 20[100] |
Confidence: confirmed partial under review not found
Overlays
HP
H-1 Historic District
HPHistoric preservation overlay district
Adopted building codes
Major cities adopt newer locally
Click a code label to open its state-by-state adoption atlas.
Quirks & notes
Formulas
Definitions
- height
- Grade to highest point.
- lot_coverage
- Footprint / lot area.
- far
- GFA / lot area.
- du_ac
- Units per gross acre.
- setback_front
- Front lot line to building.
- setback_side
- Side lot line to building.
- setback_rear
- Rear lot line to building.
- parking
- Spaces per unit unless noted.
Capacity calculations
- max_footprint_sf
lot_area_sf * lot_coverage- max_gfa_sf
lot_area_sf * far- max_units
lot_area_sf / 43560 * du_ac
Massing explorer
Interactive 3D comparison across every district. Drag to orbit, scroll to zoom, use the slider to walk districts, and toggle applicable overlays in the right-side panel.
Sort by
Max height
— ft
——
Floor area ratio
—
——
Lot coverage
—%
——
Setbacks (F / S / R)
— ft
——
Parking
— /unit
——
Max density
— du/ac
——
Min lot size
— sf
——
Copy zoning profile
Loading…
| District | Category | Height | FAR | Coverage | Setbacks | Parking | Density | Min lot | Overlays |
|---|
Sources & references
Citations
- [1] u
- [2] u
- [3] u
- [4] u
- [5] u
- [6] u
- [7] i
- [8] i
- [9] i
- [10] i
- [11] i
- [12] i
- [13] i
- [14] i
- [15] i
- [16] i
- [17] i
- [18] i
- [19] i
- [20] i
- [21] i
- [22] i
- [23] i
- [24] i
- [25] i
- [26] i
- [27] i
- [28] i
- [29] i
- [30] i
- [31] i
- [32] i
- [33] i
- [34] i
- [35] i
- [36] i
- [37] i
- [38] i
- [39] i
- [40] i
- [41] i
- [42] i
- [43] i
- [44] i
- [45] i
- [46] i
- [47] i
- [48] i
- [49] i
- [50] i
- [51] i
- [52] i
- [53] i
- [54] i
- [55] i
- [56] i
- [57] i
- [58] i
- [59] i
- [60] i
- [61] i
- [62] i
- [63] u
- [64] u
- [65] u
- [66] u
- [67] i
- [68] i
- [69] i
- [70] i
- [71] i
- [72] i
- [73] i
- [74] i
- [75] i
- [76] i
- [77] i
- [78] i
- [79] i
- [80] i
- [81] i
- [82] i
- [83] i
- [84] i
- [85] i
- [86] i
- [87] i
- [88] i
- [89] i
- [90] i
- [91] i
- [92] i
- [93] i
- [94] i
- [95] i
- [96] i
- [97] i
- [98] i
- [99] i
- [100] i
- [101] i
- [102] i
- [103] i
Research status
Data quality
50%completeness
Documented gaps
- Values inferred from TN suburban patterns — needs collierville.com verification
- R-L1 and R-25 are low-density estate lots
Known issues
schema:v1-legacypriority:lowdata:gaps-present
Other cities in this state
Nearest-alphabetical profiles. Click through to compare zoning patterns side-by-side.