Sample Zoning & Variance Report
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Zoning & Variance Report
Property: 1401 Columbia Road NW, Washington DC 20009
Generated: February 7, 2026 | Report ID: ZR-2026-04821
Property Overview
Current Zoning
RF-1 (Residential Flat)
Ward / ANC
Ward 1 / ANC 1A
Lot Size
2,450 sq ft
Historic District
Yes — Adams Morgan Historic
Development Constraints
Max Height
35 feet / 3 stories
Max FAR
1.8
Max Lot Occupancy
60%
Rear Setback
20 feet
Side Setback
8 feet (each side)
Parking Required
1 space per unit
Permitted Uses (By Right)
Single-family dwelling
Two-flat dwelling
Home occupation (Class A)
Accessory dwelling unit
Special Exception Uses (BZA Approval Required)
Three-unit conversion
Child care (home-based)
Rear addition beyond setback
Pop-up (third story addition)
Variance Approval Probability
Based on analysis of 13,000+ historical zoning cases across 5 jurisdictions:
76%
Approval Probability for Height Variance (35' → 40')
Comparable BZA Cases (Within 0.5 Miles)
| Case # | Address | Variance Type | Relief | Outcome |
|---|---|---|---|---|
| BZA-23891 | 1425 Columbia Rd NW | Height | 35' → 42' | Approved |
| BZA-23402 | 1388 Columbia Rd NW | Height + FAR | 35' → 45' | Denied |
| BZA-22917 | 1450 Euclid St NW | Height | 35' → 40' | Approved |
| BZA-22543 | 2612 Adams Mill Rd NW | Height | 35' → 38' | Approved |
| BZA-21890 | 1510 Harvard St NW | Height + Lot Occ. | 35' → 44' | Approved |
4 of 5 comparable height variances within 0.5 miles were approved. The denied case requested 10+ feet of relief in a historic district.
Key Factors
Supporting
Ward 1: 78% approval for height
Supporting
Modest relief requested (5 feet)
Risk Factor
Historic district — stricter review
Neutral
Mid-block location (not corner lot)
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