---
title: "Duluth UDC Table 3-B — Duluth"
jurisdiction: duluth
governing_jurisdiction: Duluth
source_url: "https://www.duluthga.net/UDC_ADOPTED_9.8.2025_Amended_7-13-26.pdf"
effective_date: "2026-07-13"
as_of: "2026-08-13"
canonical: "https://www.gwindex.net/code/duluth/table-3-b"
licence: "CC0-1.0"
---

# Duluth UDC Table 3-B

Allowed Building Materials

**Governing jurisdiction: Duluth.** A "Duluth, GA" mailing address is usually NOT in the City of Duluth. Unincorporated Gwinnett is 67.3% of the county's land area and is governed by a different code, a different board and a different permit portal. Resolve the governing jurisdiction before answering any zoning question.


- **Article:** 3 — Restrictions on Particular Uses
- **Pages in source:** 102–103
- **Adopted:** 2025-09-08
- **Amended through:** 2026-07-13
- **Source:** https://www.duluthga.net/UDC_ADOPTED_9.8.2025_Amended_7-13-26.pdf

## Text

Zoning District

O-N, C-1
C-2, HC-Retail, HC-

Auto, and O-I
M-1, M-2
Institutional Uses*

Where Allowed
Brick
Yes
Yes
Yes
Yes

Building Materials

Stone
Yes
Yes
Yes
Yes

Glass Panels
No
Yes
Yes
No

Tilt/Precast Concrete
No
No
Yes
No

CMU/Split-Face Block
 Front/Side
 Rear

No
Yes

No
Yes

Yes
Yes

Yes
Yes

Concrete Block
 Front/Side
 Rear

No
Yes

No
Yes

No
Yes

No
Yes

Stucco
 Front/Side
 Rear

Max. 25%
Max. 50%

Max. 25%
Max. 50%

No
No

Max. 25%
Max. 50%

EIFS
 Front/Side
 Rear

Max. 25%
Max. 50%

Max. 25%
Max. 50%

No
No

Max. 25%
Max. 50%

Siding
 Front/Side
 Rear

Max. 25%
Max. 50%

Max. 25%
Max. 50%

No
No

Max. 25%
Max. 50%

*A property occupied by a nonprofit religious, recreational or philanthropic organization, club or private school

b. Accent/Trim Exterior Building Material. Small amounts of building materials such as wood, tile, etc., may

be used to enhance the elevation of the building or for decorative elements but should not exceed 10% of
total wall area per facade. Trim colors should have contrasted lighter or darker shade than the primary
building color.
c.
Facade Calculations.

1. With the exception of accent/trim materials, there shall be no more than two primary building
materials used. When a material is restricted as a percentage in Table 3 B, such as stucco, siding,
etc., the building material may not be combined with another restricted building material. The
allowed facade materials shall not apply to windows, glass-front windows, entry doors and/or
roll-up doors.

101 | P a g e

Article Three. Restrictions on Particular Uses

2. The amount of permitted material shall be calculated using the gross square footage of wall area
per façade (excluding windows and doors). A building material that is allowed (such as brick) may
be used in any percentage throughout the structure. A material that is restricted (such as siding)
is allowed as a maximum.