Item 7 - Development StandardsStandard Requirements
Design Speed less than or equal to 25 mph except on Kirkwood Blvd (A4D Arterial).
Street Typologies Allowed Arterial - Four Lane divided per City of Southlake Thoroughfare Plan
Roundabout at public street intersection
Avenues: 2-lane divided
Residential streets: 2-lane undivided
Travel Lane Widths Flexible, minimum of 11 feet
On-Street Parking Parallel Parking allowed.
Parking Space Dimension 7 - 8 feet
Turning Radii Per the Development Plan of the District
Alleys N/A
Sidewalks / Trails / Walkways 5' minimum
Planter / Planting Strip Type Continuous planters
Street Trees Required Yes, flexible
Open Space Required 15% minimum of the overall gross District acreage.
Dedicated park land, hardscape plazas, fountain areas, and amenitized detention
pond, and other enhanced hardscape areas, will qualify as open space.
Overall open space allocations in the district shall be a minimum of 15% of the gross area of the entire site included in the
development plan. Higher open space allocations are eligible for bonuses outlined in Section 49.7.g. The location and design of
appropriate open spaces shall be based on Section 49.7 (h) of this ordinance. Park dedication shall count towards the required
open space for the District and any future redevelopment.
1.0 - Street Design Standards (This standard only applies to new public streets located within the District)
Development Standards Table
Street design standards proposed shall be based upon creating a safe and inviting walking environment through an interconnected
network of roads with sidewalks, street trees, street furniture, and amenities. To meet fire safety standards, the applicant shall
demonstrate that a clear conveyance width of 24 feet will be available on all streets (with the exception of alleyways that are not
designated as fire lanes). The right-of-way widths for streets in the EC shall depend on the street typology and streetscape
standards proposed and approved in the ordinance creating the district. The minimum right-of-way (R-O-W) width shall be per the
Development Plan for the District.
2.0 - Streetscape Standards
3.0 - Open Space Standards
When there is a conflict between this standard and the City's Pathways Plan, the foregoing standard shall prevail.
Applicant shall submit a proposed Street Tree Planting Plan as part of the Landscape Concept Plan, which will be reviewed by the
City's Landscape Administrator at the time of Site Plan application. The requirements of the landscape concept plan are outlined in
section 49.8 of the Southlake Zoning Ordinance.
Standard Requirements
Development Standards Table
Block Type Regular or irregular (square, rectangular, or curvilinear based on topography and
vegetation)
Block Dimensions Less than 1,200 feet (unless limited by unique site conditions such as topography
and vegetation)
Lot Area Varies; Typical ¼ acre, 0.192 ac min.
Lot Width and Depth 70 - 80’ Typ., Min. 65’ wide on pie shaped lots, measured at Front setback; 125’
deep
Maximum Lot Area 0.35 ac
Max. Lot Coverage 40%
Maximum Impervious Cover 60%
Block Type Varies - See Development Plan
Block Dimensions Varies - See Development Plan
Minimum Lot Coverage Varies - See Development Plan
Maximum Impervious Cover Varies - See Development Plan
Building Height 2 stories (maximum) (excluding any basements)
Front 25'
Side 8'
Rear 20'
Building heights are measured in accordance
with the definition of "height of building" in
the adopted City of Southlake Zoning
Ordinance, as amended.
Building height exceptions
18 feet minimum (including parapet)
65 feet maximum
Exception: Up to 90 feet maximum height shall be allowed for buildings meeting
the following requirements: (a) entirely or partially within 1100 feet of the
northern boundary of S.H. 114; and (b) no closer to E. Kirkwood Boulevard than
300 feet.
Exception: 100 feet maximum for hotel use
Front 50' along S.H 114
Otherwise - See Development Plan
Side Varies - See Development Plan
Rear Varies - See Development Plan
N. White Chapel Boulevard 10' minimum, but may be reduced with approval of Planning Director
E. Kirkwood Boulevard N/A
State Hwy 114 50' minimum
5.0 - Building Standards
Setbacks - All other uses (Measured from edge of Right-of-Way)
Retaining walls are allowed within a building setback.
Single-Family Residential
Setbacks
All Other Uses
4.0 - Block and Lot Standards
Single-Family Residential
All Other Uses
Up to 40 lots may be developed within the District. Development standards for the District shall apply per the Development plan.
Blocks and cul-de-sacs shall have up to 25 lots.
Standard Requirements
Development Standards Table
Off-Street Parking Requirements Restaurant: One (1) space per 150 SF of GFA
Retail: One (1) space per 200 SF of GFA
Office: One (1) space per 300 SF of GFA
Parking Space Dimension 9' x 18' minimum for head-in and angled parking
Parking Island Area Parking island area standards in the District are intended to be flexible due to the
mixed-use nature of the development and the flexibility allowed in the
Employment Center Zoning (ECZ). Parking lot islands to be a min. of 6' wide inside
curb to inside curb and 18' long. Exempt from Landscape Ordinance 544-B, Section
3.4.
Parking Island Tree Parking island tree standards in the District are intended to be flexible due to the
mixed-use nature of the development and the flexibility allowed in the
Employment Center Zoning (ECZ). Parking lot islands will have a min. one 4" cal.
tree in all end islands. Exempt from Landscape Ordinance 544-B, Section 3.4.
Off-Street Loading Section 36 of the Southlake Zoning Ordinance applies
Screening:
- Trash / recycling receptacles and other utility Applicant shall make an effort to locate out of view from the public R.O.W. or
Landscaping:
- Landscape buffer between off-street surface
parking and sidewalks, trails, and streets
- Surface parking lot minimum interior
landscaping
Not required for internal public rights of way, internal private streets, or
trails/sidewalks.
20' minimum landscape buffer along SH 114
10' minimum landscape buffer along N. White Chapel Boulevard
Retaining walls, sidewalks, and trails may be located within landscape buffers
Minimum 15 square feet of interior landscape area per surface parking space.
Parking lot landscape islands count toward the required interior landscape area.
Landscape islands shall be located between parking space groups and shall be a
minimum of 12' in width on the ends of parking rows and 10' in width internal to
the parking lot. The parking island must contain at least 1 large tree and
groundcover or evergreen shrubs. Parking lot landscape islands which have light
poles for lighting the parking areas may substitute two (2) understory/accent trees
for the required canopy tree. Parking space groups shall be no more than 20 spaces
long without a landscape island. A variance may be granted administratively at the
Site Plan application.
Parking standards in the District are intended to be flexible due to the mixed-use nature of the development and shared parking
opportunities.
6.0 - Site Design Standards
Screening standards in the District are intended to be flexible due to the mixed-use nature of the development and the flexibility allowed
in the Employment Center Zoning (ECZ). A 6' board on board cedar screen fence will be provided along lots immediately adjacent to
existing residential development (Section 49.6.2). Exempt from Section 39 - Screening and Fencing, Ordinance 480 (49.6.4). Exempt
from Section 43 - Overlay Zones, Ordinance 480 (49.6.4).
Standard Requirements
Development Standards Table
Bufferyards:
Applicant shall make an effort to locate out of view from the public R.O.W. or
Lighting:
- Roadways / Street Lighting
- Pedestrian Pole Lighting
- Parking Lots
- Plazas
- Tree Uplighting
Flexible. Site lighting will be contemporary in nature. Lighting will be provided
within 5 key development zones - along primary roadways. pedestrian walkways,
parking lots, plazas/parks, and tree uplighting at signature canopy trees and accent
lighting within roadways medians on-site. Additional lighting may be provided at
signage. All lighting will comply with Ordinance No. 693-C.
Site Furnishings
- Benches
- Trash Cans
- Bike Racks
Flexible. Site furnishings will be contemporary in nature. Site furnishings will be
provided within 5 key development zones - along primary roadways. pedestrian
walkways, parking lots, plazas/parks.
Signs Site Signage will be shown with the final design documents.
Tree Preservation standards in the District are intended to be flexible due to the mixed-use nature of the development and the
flexibility allowed in the Employment Center Zoning (ECZ). Development does not have an Environmental Resource Protection
zone, or natural creek, pond, or significant grades. Tree Preservation will be min. 5% and max. 12% of existing cover to preserved.
As a part of the site plan application, the applicant shall propose site furnishing standards that include streetscape standards as part
of the streetscape treatment plan.
7.0 - Tree Preservation
As a part of the site plan application, the applicant shall propose lighting standards that include street light standards and other
amenities as part of the streetscape treatment plan.
Bufferyard standards in the District are intended to be flexible due to the mixed-use nature of the development and the flexibility
allowed in the Employment Center Zoning (ECZ). A bufferyard of 10' will be provided along lots immediately adjacent to existing
residential development (Section 49.6.2). Exempt from Section 42 - Bufferyards, Ordinance 480 (49.6.4). Exempt from Section 43 -
Overlay Zones, Ordinance 480 (49.6.4).
Standard Requirements
Development Standards Table
Building Articulation Buildings must incorporate strong vertical proportions through use of window
groupings, siding orientation, and tall, narrow fenestration. Facades over 150 feet
in length shall incorporate projections such as porches, recessed entries, or
changes in material to break up wall planes. At least one major façade element
shall provide covered outdoor space oriented to the street or public realm,
whichever is closest.
Exterior Materials Permitted materials include painted brick, wood or fiber-cement lap siding, wood
or fiber-cement board-and-batten siding, wood accents, engineered wood products
with integral finish (such as Hardie or equivalent fiber-cement), cast stone, cast
stone veneer, painted structural steel, and factory-finished metal. Colors shall be
drawn from a palette of light neutrals, off-whites, and muted earth tones, with
limited use of dark contrasting trim. Natural finishes such as stained wood are
encouraged at entries and porches and as accents. Limited use of cast-in-place
concrete allowed for accents.
Roof Materials Slate, synthetic slate, factory-finished standing seam, architectural metal panel, or
similar quality architectural materials will be required on visible roofs and limited
to dark, slate gray, light gray/tin or other earth tone/neutral colors. Clay tile and
concrete tile is prohbited. Shingle is not preferred but may be used sparingly and
must be dark gray.
Prohibited Materials Prohibited materials include unfinished concrete block, unfinished concrete,
precast concrete, vinyl siding, and EIFS or other stucco skin systems except when
used sparingly for trim. Highly reflective or tinted glass curtainwalls, neon or bright
metallic colors, and other bright synthetic finishes are prohibited. Corrugated
fiberglass or plastic panels are not permitted as siding or roofing. Painted or
limewashed brick is preferred, but dark, tan or redish/clay brick may be used where
consistent with the approved palette. Ceramic tile is prohibited unless expressly
approved for use as an accent material.
Windows and Doors Windows shall be vertically proportioned. Simulated divided light windows shall
use exterior muntins permanently affixed to the glass surface. Garage and service
doors facing the public realm shall be recessed or detailed to match the primary
building style.
Awnings A covered occupiable porch (for seating or gathering), excluding building entries or
shelters, must be a minimum depth of six (6) feet. Porches shall be constructed as
integral components of the building and shall not appear as afterthought
appendages. Columns or supports shall be simple in form and constructed of
treated wood, painted metal, cementitious wrap, or masonry consistent with the
approved exterior material palette. Decorative brackets, ornate trim, or stylistic
elements inconsistent with the permitted architectural character are prohibited.
Porch ceilings shall be finished with wood, painted board, or similar high-quality
material.
Awnings, where provided, shall be rectangular in form and constructed of canvas or
standing-seam metal mounted to steel or aluminum framing. Awnings shall be
limited to neutral or dark solid colors consistent with the overall color palette of
the building. Striped, scalloped, or highly ornamental awnings are prohibited.
Awnings shall project no more than five (5) feet from the façade and shall maintain
a minimum clearance of eight (8) feet above finished grade.
8.0 - Architectural Controls
Standard Requirements
Development Standards Table
Allowed Use Table Single Family Residential
Grocer
Restaurant
Retail
Hotel
Office
Medical Office Building
Gas Station
9.0 - Allowed Uses