Sign Regulations in St. Peters, MO (2026)
5 verified sign regulations for St. Peters, Missouri, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
In the City of St. Peters, Missouri, Section 405.750(E) bars anyone but the City itself, St. Charles County or the State of Missouri from erecting a political sign on public right-of-way or City property, with one narrow carve-out for signs within 100 feet of a polling place on election day. Political signs on private property are not covered by this right-of-way restriction.
St. Peters Political Sign Right-of-Way Ban
Significant RestrictionsSt. Peters Municipal Code Section 405.750(E)(1) and (E)(1)(a)
No person, firm, corporation, partnership or committee shall erect any garage/yard sale sign, real estate sign, residential construction project sign, church directional sign, political signs, or any other temporary or permanent sign on any public right-of-way or any City property of the City of St. Peters except the City of St. Peters, its departments, agencies, contractors or subcontractors, ...
Garage Sale Signs
In the City of St. Peters, Missouri, Section 405.750(O) lets residents post a garage or yard sale sign only with the consent of the owner of the property where the sign is placed, and every such sign must come down within 2 days after the sale's last day. The rule also folds garage sale signs into the citywide ban on posting temporary signs on public right-of-way or City property.
St. Peters Garage Sale Sign Removal Rule
Light RestrictionsSt. Peters Municipal Code Section 405.750(O)
Garage And Yard Sales. No temporary sign advertising a garage or yard sale shall be placed on any residentially zoned property other than the property on which such sale takes place without consent of the owner of such property. This Section shall apply to signs advertising yard or garage sales, provided such signs for garage or yard sales are removed within two (2) days following the last day ...
Digital Billboards
In the City of St. Peters, Missouri, Section 405.765(D)(1)(a) requires each electronic billboard image to hold for at least 10 seconds and forbids any flashing, twirling, color change or movement-imitating effect during a message change; Section 405.765(D)(5) confirms electronic messages may change no more frequently than every 10 seconds. Written messages may scroll, and any change must happen by instantaneous re-pixalization.
St. Peters Digital Billboard Message Change Rules
Some RestrictionsSt. Peters Municipal Code Section 405.765(D)(1)(a)(1)-(3) and (D)(5)
The full off-premises sign image or any portion thereof must have a minimum duration of ten (10) seconds and no portion of the image may flash, twirl, change color or in any matter imitate movement although written messages shall be permitted to scroll across the sign. ... No portion of any billboard may change its message or background in a manner or by a method of display characterized by mot...
Window Signs
In the City of St. Peters, Missouri, permanent window signs advertising goods or services sold on the premises may cover no more than 20% of a window's area under Section 405.745(D)(6), and that 20% ceiling counts every sign in the window together, including temporary ones. Electronic window signs are capped at four message changes every 24 hours, and window screening applied as an architectural element needs separate design review.
St. Peters Window Sign Coverage Limit
Some RestrictionsSt. Peters Municipal Code Section 405.745(D)(6)
Window Signs. Permanent window signs may be affixed to a window (see definition for "Window Sign") advertising goods or services sold on the premises, provided that the total of all signs, including those temporarily mounted in that window, occupy no more than twenty percent (20%) of the window's area. No flashing or other mechanical contrivances, including lights around or in windows, shall be...
Freeway-Facing Signs
In the City of St. Peters, Missouri, Section 405.765(B) confines billboards, called off-premises signs, to Interstate 70, Missouri Route 94 and qualifying connecting state routes, and only within 2,000 feet of I-70's main driving lanes. Billboards are barred outright in the Old Town Overlay District, the City's other special districts, all 'R' residential districts and the C-1 and C-2 commercial districts.
St. Peters Billboards Limited to I-70/Rte 94
Some RestrictionsSt. Peters Municipal Code Section 405.765(B)(1)-(2)
Billboards or outdoor signage pertaining to "off-premises" shall be a permitted use in all zoning districts except the following listed below, or unless specifically prohibited within that district's regulations. a. "SD" Special Old Town Overlay District. b. St. Peters Special Districts "SD-1", "SD-OC", "SD-RC", and "SD-LI". c. "R" Districts. d. "C-1" and "C-2" Districts. 2. Billboards shall on...
Looking for St. Charles County county-wide rules?
County ordinances apply to unincorporated areas and may supplement St. Peters city rules.
Sign Regulations in St. Charles County →