Setback Requirements for the Flex Hybrid (FH) District in the City of Arlington
In the City of Arlington’s Flex Hybrid (FH) district, standard street setbacks are established at 20 feet for freeways/frontage roads and 10 feet for all other streets. While the Flex Hybrid (FH) district generally allows for 0-foot interior side and rear setbacks, these requirements increase to 25 feet when adjacent to single-family residential uses, and specifically to 30 feet for "Flex, Office or Commerce" developments adjacent to any residential or multi-family zoning.
Standard Setback Requirements
The Flex Hybrid (FH) district is designed to accommodate clean business uses such as research and development, e-commerce, and small-scale manufacturing in an environment that reflects Class A office/retail space standards [Section 2.3.14]. The City of Arlington establishes the following dimensional setbacks for structures within this district:
Flex Hybrid (FH) Setback Table
| Boundary Type | Minimum Setback Requirement |
|---|---|
| Freeway or Frontage Road | 20 feet |
| All Other Streets | 10 feet |
| Interior Side and/or Rear | 0 feet |
| Adjacent to Single-Family (Side and/or Rear) | 25 feet |
[Section 2.3.14.D]
Enhanced Setbacks for Specific Use Types
In addition to the base requirements for the Flex Hybrid (FH) district, the City of Arlington Unified Development Code applies specific supplemental standards for certain industrial and commercial activities.
Flex, Office, or Commerce Uses
For developments categorized as "Flex, Office or Commerce" within the Flex Hybrid (FH) district, the City of Arlington requires a 30-foot setback from the property line if the development is located adjacent to a residential use or vacant property zoned for residential or multi-family use [Section 3.2.4.A.2.e].
Building Maintenance Sales and Service
While the Flex Hybrid (FH) district allows for building maintenance sales and service, it strictly prohibits any outside storage of materials [Section 3.2.4.A.1].
General Measurement and Applicability Standards
The City of Arlington provides specific rules for how these distances are calculated and maintained across all districts, including the Flex Hybrid (FH) district.
- Measurement Point: Street frontage setbacks are measured from the right-of-way line as defined in the Thoroughfare Development Plan for arterial and collector streets [Section 4.1.6.C.1].
- Obstructions: All setbacks in the City of Arlington must remain unoccupied and unobstructed from 30 inches above grade upward, with the exception of permitted fences, trellises, or other customary yard accessories [Section 4.1.6.F.1].
- Double-Frontage Lots: For lots in the Flex Hybrid (FH) district that have frontage on two parallel streets, the street setback is only required in the front yard of the primary structure [Section 4.1.6.D].
Sections Cited
- Section 2.3.14: Flex Hybrid | FH
- Section 3.2.4: Industrial Uses
- Section 4.1.6: Setbacks