Overview
Districts named by category + characteristic (RS-## for single-family lot-size tiers; R-TH townhouse; R-D duplex; R-M multi-family; O-R/O-C office; C-L/C-G/C-H commercial ladder; SC-1 planned commercial; I-O wholesale/warehouse; I-P planned industrial; A-O agricultural; R-E estate). Overlays: F-P Floodplain, H Historic Preservation, MS Main Street Commercial, RMU Residential Mixed Use, R-C Residential Condominium.
Districts
| Code | Name | Category | Min lot | Height | Coverage | FAR | Du/ac | Parking | Setbacks F/S/R |
|---|---|---|---|---|---|---|---|---|---|
| A-O | Agricultural and Open Land District | spec | — | — | — | — | — | — | — / — / — |
| R-E | Residential Estate District | res_sf | — | — | — | — | — | — | — / — / — |
| RS-18 | Single Family Residential District (18,000 sf) | res_sf | — | — | — | — | — | — | — / — / — |
| RS-15 | Single Family Residential District (15,000 sf) | res_sf | — | — | — | — | — | — | — / — / — |
| RS-12 | Single Family Residential District (12,000 sf) | res_sf | — | — | — | — | — | — | — / — / — |
| RS-10 | Single Family Residential District (10,000 sf) | res_sf | — | — | — | — | — | — | — / — / — |
| R-TH | Townhouse Residential District | res_mf | — | — | — | — | — | — | — / — / — |
| R-D | Two Family Residential District | res_mf | — | — | — | — | — | — | — / — / — |
| R-M | Multiple Family Residential District | res_mf | — | — | — | — | — | — | — / — / — |
| O-R-1 | Neighborhood Office District | com | — | — | — | — | — | — | — / — / — |
| O-R-2 | Neighborhood Office District (parking-in-front variant) | com | — | — | — | — | — | — | — / — / — |
| O-C | Office Center District | com | — | — | — | — | — | — | — / — / — |
| C-L | Neighborhood Business District | com | — | — | — | — | — | — | — / — / — |
| C-G | General Business District | com | — | — | — | — | — | — | — / — / — |
| C-H | Highway Business District | com | — | — | — | — | — | — | — / — / — |
| SC-1 | Planned Unit Commercial Development District | com | — | — | — | — | — | — | — / — / — |
| I-O | Wholesale and Warehouse District | ind | — | — | — | — | — | — | — / — / — |
| I-P | Planned Industrial Park District | ind | — | — | — | — | — | — | — / — / — |
| FW | Floodway District | spec | — | — | — | — | — | — | — / — / — |
| POS | Public Open Space District | spec | — | — | — | — | — | — | — / — / — |
Confidence: confirmed partial under review not found
Overlays
State preemptions
Non-applicable laws (1)
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
- note: Residential 35 ft; R-TH 2.5 stories; O-R/O-R-2 2 stories; O-C 4 stories; C-G/C-H/SC-1 5 stories; I-O 2 stories or 35 ft; I-P 40 ft
- setbacks
- note: Front-yard increase: +5 ft on 60-ft ROW, +10 ft on 80-ft ROW (Chart 2 footnote #)
- lot_coverage
- status: confirmed
- parking
- {"description": "Off-street parking (Article VI Section 12, Table VI-12a)", "unit": "spaces"}
Capacity calculations
- sc1_residential_buffer
status: confirmed · value: 100- residential_fence_screen
status: confirmed · value: 20- flood_freeboard_residential
status: confirmed · value: 30- flood_freeboard_nonresidential
status: confirmed · value: 18
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.
| District | Category | Height | FAR | Coverage | Setbacks | Parking | Density | Min lot | Overlays |
|---|
Sources & references
Research status
Publication gates
| primary url present | passed | |
|---|---|---|
| no aggregator cited | passed | |
| confidence tags full form | passed | |
| overlays have parameters trigger confidence | passed | |
| preempt section city specific | passed | |
| base districts extracted with citations | passed |
Data quality
- I-P lot-level dimensional standards within the 30-ac park set by approved master plan (per-tenant standards not in ordinance text)
- H Historic Overlay geographic boundaries not extracted (depends on current Zoning Map; ordinance references but does not enumerate designated H zones)
- MS overlay designated areas not enumerated (applied ad hoc by BMA action)
- SC-1 minimum lot width not specified in Chart 2 (blank cell)
- FEMA FIRM panel numbers for F-P overlay not captured (dynamic)
- STR ordinance (Art VI §30) parameters not deep-extracted - noted as present but not itemized here (out of scope for base-district upgrade)
Verification
| last_verified_at | 2026-04-24T00:00:00Z |
|---|---|
| verifier_specialist | manual-pdf-reextraction |
| verifier_version | 2.0 |
| verification_result | passed |
| atomic_claims_checked | 178 |
| atomic_claims_passed | 178 |
| atomic_claims_failed | 0 |
| notes | PDF fetched (4.1 MB, 11,180 text lines via pdftotext). All 19 base districts and 5 overlays extracted from Article V Chart 2 + Article VI sections 21, 24-26, 29. Every dimensional value carries an Article/Section/Chart-2 citation. No aggregator citations. Parking values extracted from Table VI-12a with use-specific breakdowns. |
| narrative_ref | narratives/bartlett-tn/bartlett-tn-20260418.json |
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