Skip to main content
CityRuleLookup

Sign Regulations in Sangamon County, IL (2026)

6 county-level rules, plus city-specific rules for 1 city in Sangamon County, Illinois.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Sangamon County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Political Signs

Sangamon County allows unlimited political signs in unincorporated areas but caps total area at 12 square feet in residential districts and 16 square feet elsewhere, with removal required seven days after the election.

Political Sign Size Limits in Sangamon County

Some Restrictions

Sangamon County Code § 17.62.100

Any number of political signs not to exceed a total of twelve (12) square feet in residential zoning districts or sixteen (16) square feet in all other zoning districts. Such signs must be removed seven (7) days following the election. Temporary special events signs and decoration for special events, grand openings, or holidays. Such signs and decorations may be erected seven (7) days prior to...

Garage Sale Signs

Garage and yard sale signs count as temporary signs in unincorporated Sangamon County: no permit is required, but they cannot be attached to trees, utility poles, benches, streetlights, or placed on public property or right-of-way.

Garage Sale Sign Rules In Sangamon County

Light Restrictions

Sangamon County Code § 17.62.030

Snipe signs or signs attached to trees, telephone poles, public benches, streetlights, or placed on any public property or public right-of-way. Signs placed on vehicles or trailers which are parked or located for the primary purpose of displaying said sign (this does not apply to signs or lettering on buses, taxis, or vehicles operating during the normal course of business). Roof Signs. Port...

Holiday Displays

Unincorporated Sangamon County lets holiday decorations and signs go up seven days before a holiday and requires removal within seven days after, with size caps by zoning district.

Holiday Sign Timing Limits in Sangamon County

Light Restrictions

Sangamon County Code § 17.62.100

Temporary special events signs and decoration for special events, grand openings, or holidays. Such signs and decorations may be erected seven (7) days prior to a special event or holiday and shall be removed seven (7) days following the event or holiday. For grand openings such signs may be used for no more than thirty (30) days. In residential zoning districts, one temporary sign not to excee...

Digital Billboards

Sangamon County bans off-premise billboards outright unless they meet Illinois's Outdoor Advertising Control Act, and separately bans flashing or animated signs: a true digital billboard has no path to approval in the unincorporated area.

Digital Billboard Rules In Sangamon County

Heavy Restrictions

Sangamon County Code § 17.62.030

Off-Premise Signs except those that meet the requirements of the Illinois Outdoor Advertising Control Act of 1971, as amended, 225 ILCS 440/1 et seq. Flashing signs except digital display signs which indicate the time, temperature or weather or other similar information shall not be considered flashing signs, provided that the total area of such sign is not greater than sixteen (16) square fee...

Window Signs

Window signs in unincorporated Sangamon County need no zoning permit under County Code Section 17.62.050, though they must still meet the ordinance's other display requirements: the code sets no separate square-footage or coverage cap.

Window Sign Rules in Sangamon County

Few Restrictions

Sangamon County Code § 17.62.050

The following types of signs are exempted from permit requirements but must be in conformance with all other requirements of this ordinance: Construction signs of sixteen (16) square feet or less. Directional/Information signs of two (2) square feet or less. Temporary Signs. Nameplates of one (1) square foot or less. Government signs or public notices, or any sign relating to an emergency. Wind...

Freeway-Facing Signs

Sangamon County bans off-premise signs, billboards advertising a business not on the sign's own lot, including those facing freeways, in every zoning district unless they meet the state's Illinois Outdoor Advertising Control Act.

Off-Premise Sign Ban in Sangamon County

Significant Restrictions

Sangamon County Code § 17.62.030

The following types of signs are prohibited in all districts: Abandoned Signs. An abandoned sign that is located on a site and the sign was used by an establishment that has not occupied that site for a period of ninety (90) days or more shall be removed. However, any sign structure or supports that are in conformance with provisions of this chapter may remain in place, provided the sign fac...

Sign Regulations by City in Sangamon County

1 cities in Sangamon County have their own sign regulations rules. Each link goes to that city's dedicated page with code citations.

All Sangamon County ordinances

See every category we cover for Sangamon County: parking, noise, fences, fires, animals, pools, and more.

Sangamon County Ordinance Hub →