Longmont, Colorado Sign Code & Sign Permit Guide
Wall, monument, and freestanding sign limits for Longmont by zoning district — cited to the exact code section, with the sign permit process. Every number is checked against the published code text before it ships.
Mixed-Use and Nonresidential (MUC, MUD, MUE, MUN, MUR, NAG, NPE, NPF)
Zones like MUC
Longmont Land Development Code Table 15.06.060 (Table of Permanent Sign Standards), rows scoped to "Mixed-use and Nonresidential" districts, plus Sec. 15.06.050.L (Electronic Message Signs). Covers the 5 Mixed-Use districts (Corridor, Downtown, Employment, Neighborhood, Regional Center) and the 3 N-prefixed districts (Agriculture, Primary Employment, Public Facilities).
1 sq ft per linear ft of sign wall — favorable: Wall and projecting signs scale with the sign wall's linear footage (1 sq ft/lf, capped at 200 sq ft per sign for wall signs). Freestanding and awning/canopy signs use their own flat or per-linear-ft caps instead — see each card above.
Wall signs
§15.06.060 · Table 15.06.060| Single-tenant | 1 per sign wall (total incl. projecting signs) + 1 more per additional 100 lf of sign wall (no cabinets on additional signs) · 1 sq ft per linear ft of sign wall, max 200 sq ft per sign |
|---|---|
| Multi-tenant | 1 per sign wall per tenant with an exterior public entrance (total incl. projecting) + 1 more per tenant per additional 100 lf · 1 sq ft per linear ft of sign wall, max 200 sq ft per sign |
Placement below the top of the wall (single-story buildings) or below the 2nd story (multi-story); no cabinet sign above 20 ft. Illumination allowed.
Projecting signs
§15.06.060 · Table 15.06.060| Single-tenant | 1 per sign wall (total incl. wall signs) · 1 sq ft per linear ft of sign wall, up to 20 sq ft · max 20 ft height |
|---|---|
| Multi-tenant | 1 per sign wall per tenant with an exterior public entrance (total incl. wall signs) · 1 sq ft per linear ft of sign wall, up to 20 sq ft per tenant · max 20 ft height |
Awning & canopy signs
§15.06.060 · Table 15.06.060| Awning | 1 per awning · 0.5 sq ft per linear ft of awning (1 sq ft/lf if used in place of a wall sign) · 1st floor awnings only · externally-illuminated only |
|---|---|
| Canopy | 1 per attached canopy, 1 per detached canopy per street frontage · 0.5 sq ft per linear ft of canopy (1 sq ft/lf on an attached canopy if used in place of a wall sign) · 1st floor or detached canopies only · only the sign portion may be illuminated |
Blade signs
§15.06.060 · Table 15.06.060| All nonresidential/mixed-use districts | 1 per tenant per tenant building entrance · 4 sq ft · below the 2nd story · externally-illuminated only |
|---|
Changeable-copy wall sign
§15.06.060 · Table 15.06.060| All nonresidential/mixed-use districts | 1 per sign wall (total incl. wall signs) · 32 sq ft · ≤ 30 ft or top of wall, whichever is less · illumination allowed |
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Freestanding monument signs
§15.06.060 · Table 15.06.060| 1-10 tenants, MU-D | 35 sq ft (single-tenant) or 50 sq ft (2-10 tenants) · 6 ft height |
|---|---|
| 1-10 tenants, other districts | 50 sq ft (single-tenant) or 80 sq ft (2-10 tenants) · 12 ft height |
| More than 10 tenants, MU-D | 50 sq ft · 6 ft height |
| More than 10 tenants, other districts | 100 sq ft · 15 ft height |
1 sign per street frontage + 1 additional sign per 660 ft of street frontage; total count includes other freestanding sign types on the site. Illumination allowed.
Freestanding post & changeable-copy signs
§15.06.060 · Table 15.06.060| Freestanding post (all districts) | 1 per street frontage + 1 more per 600 ft of frontage beyond the first (total incl. other freestanding signs) · 35 sq ft · 6 ft height · externally-illuminated only |
|---|---|
| Freestanding changeable-copy — MU-D | 1 total (incl. other freestanding signs) · 32 sq ft · 6 ft height · illumination allowed |
| Freestanding changeable-copy — other districts | 1 total (incl. other freestanding signs) · 48 sq ft · 12 ft height · illumination allowed |
Drive-through facility signs
§15.06.060 · Table 15.06.060 · §15.06.050.K| All nonresidential/mixed-use districts | Up to 2 additional freestanding signs along the drive-through lane · 32 sq ft · 6 ft height · illumination allowed |
|---|
Limited to one face each; must match the design/color/materials of other freestanding signs on the property.
Electronic message signs
§15.06.050.L| MU-N, MU-C, MU-E, MU-R, NPE, NPF only | Monument-integrated only · ≤ 50% of the allowed monument sign area · static messages only · min 15 sec hold time · fade/dissolve transition only, ≤ 0.3 sec |
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NOT allowed in MU-D (downtown) or NAG (Agriculture).
See the exact numbers
Height, setback, area, count, and lighting limits for Mixed-Use and Nonresidential (MUC, MUD, MUE, MUN, MUR, NAG, NPE, NPF) — cited to the code section, ready to quote from.
Get notified at launch- MU-D parcels within the Downtown Development Authority boundary need an additional Downtown Sign Design Standards review (Appendix A, referenced at §15.06.110) on top of the base numbers shown here.
- Sign Design Incentives (§15.06.070.B) can add up to 50% more sign area for specific illumination/construction methods (reverse pan channel with halo, gooseneck-lit, individual pan channel lettering) — available uniformly, not tied to a specific approved plan.
Residential — multifamily and nonresidential uses only (R-MF, R-MH, R-MN, R-RU, R-SF)
Zones like R-MF
Longmont Land Development Code Table 15.06.060 (Table of Permanent Sign Standards), rows scoped to "Residential—multifamily and nonresidential uses only." A single-family detached home gets no permanent sign allowance under this table at all — only a multifamily complex or a nonresidential use sited in a residential district (e.g. a church, school, or clubhouse) does.
Flat caps — no sign allowance at all for single-family homes: Both residential sign types are flat 32 sq ft caps. This table only applies to multifamily and nonresidential uses within residential districts — a single-family home has no permanent sign allowance under Chapter 15.06 at all.
Wall signs (multifamily/nonresidential use only)
§15.06.060 · Table 15.06.060| All residential districts | 1 per building · 32 sq ft · below the floor of the 2nd story · externally-illuminated or reverse-pan-channel-with-halo only |
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Freestanding monument signs (multifamily/nonresidential use only)
§15.06.060 · Table 15.06.060| All residential districts | 1 per street frontage, up to 2 total per subdivision/development access · 32 sq ft · 6 ft height · externally-illuminated or reverse-pan-channel-with-halo only |
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See the exact numbers
Height, setback, area, count, and lighting limits for Residential — multifamily and nonresidential uses only (R-MF, R-MH, R-MN, R-RU, R-SF) — cited to the code section, ready to quote from.
Get notified at launchSign permits in Longmont
City of Longmont Development Services Center — 385 Kimbark St; 303-651-8330
Longmont sign code FAQ
What is the sign code for Longmont, Colorado?
Longmont's sign regulations are set by Ch. 15.06 Signs · Municode Library, and vary by zoning district. Sightline tracks 2 verified zone families for Longmont below, each with wall, freestanding, and other sign-type limits cited to the exact section.
Do I need a permit for a sign in Longmont?
In nearly every Colorado municipality, including Longmont, permanent signs — wall signs, channel letters, cabinets, monument signs — require a sign permit. Longmont's permit process is linked below. Always confirm with the authority having jurisdiction before finalizing a design.
Look up an exact address in Longmont
Get the live zoning district and the sign limits that apply to a specific parcel, with a frontage calculator and a permit-ready citation.
Get notified at launch