LaPorte County, IN Sign Regulations: Freeway-Facing Signs (2026)
Key Facts
- I-80/90 & I-94 size cap
- 672 sq ft per facing
- Other highways size cap
- 300 sq ft per facing
- Max height
- 50 feet from centerline
- Min sign separation
- 1,000 linear feet
- Allowed districts
- AB, GB, LB, I, IR only
- County roads
- No off-premise signs allowed
Summary
Off-premise commercial signs facing the I-80/90 Toll Road and I-94 can run up to 672 square feet per facing in LaPorte County, while the same signs along other highways are capped at 300 square feet, and county roads get none at all.
(B)(1) Off-premise commercial signs are permitted only in AB, GB, LB, I, and IR zoning districts and only along state, interstate, and federal highways. (2) No off-premise advertising signs shall be located or placed on any county road. (C) Off-premise signs shall not exceed 672 square feet per facing, extensions not to exceed 328 square feet, and shall contain no more than one sign per facing (two advertising faces total per structure) on the I-80/90 Toll Road and I-94. Off-premise signs along all other highways shall not exceed 300 square feet per facing and shall contain no more than one sign per facing (two advertising faces total per structure).
Full Breakdown
077 confines off-premise commercial signs, meaning structures advertising goods or services not available on the premises where the sign sits, to the AB, GB, LB, I and IR zoning districts and only along state, interstate and federal highways; no off-premise advertising sign may be located on any county road. Along the I-80/90 Toll Road and I-94, an off-premise sign can reach up to 672 square feet per facing, with extensions capped at 328 square feet, and no more than one sign per facing for a maximum of two advertising faces per structure.
Along every other highway, the same structure type is capped at 300 square feet per facing, again limited to two advertising faces total. Height is capped at 50 feet measured from the highway centerline, with a minimum clearance of 21 feet from grade to the bottom of the sign, and structures must be back-to-back or a V-design, with V-designs on the Toll Road or I-94 capped at 20 feet. No rotating signs are permitted anywhere, and off-premise signs must be separated from each other by at least 1,000 linear feet along the Toll Road or I-94.
Violations & Fines
An off-premise commercial sign that exceeds the 672 or 300 square-foot facing caps, sits in a prohibited district, is placed on a county road, or violates the spacing or height limits is a zoning violation under Chapter 157. The Zoning Administrator or Board of Zoning Appeals can seek removal through injunctive relief under Section 150.18, and the county can recover fines plus attorney's fees, with fines capped at the amount set by I.C. 36-1-3-8 and appealable to the BZA.
Frequently Asked Questions
How big can a billboard be along I-94 in LaPorte County?
Are billboards allowed on county roads?
What's the size limit for a billboard on a highway other than I-94?
Sources & Official References
Other rules in LaPorte County
Compare LaPorte County to another location·View the Indiana sign regulations overview
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