Sign Regulations in Prospect Heights, Illinois

Prospect Heights, Illinois has specific sign regulations covering 37 sign types across 3 zoning districts. Regulated sign types include Construction Sign, Temporary Political Sign, House Number Sign. Height restrictions apply. Use PermitPal to get instant access to the complete regulations.

Data last verified: April 20, 2025

Sign Regulation Overview for Prospect Heights, Illinois

Sample Sign Requirements in Prospect Heights

Sign TypeMax HeightMax AreaSetback
House Number Sign4 sq ft
Identification Sign4 sq ft
Tract Identification Sign (Open Wall)5 ft32 sq ft

* Sample data shown. Actual requirements may vary by zone. Use PermitPal for complete, location-specific regulations.

PermitPal Coverage for Prospect HeightsPartial Coverage

Sign Types Covered

37

  • Construction Sign
  • Temporary Political Sign
  • House Number Sign
  • Identification Sign
  • +2 more types

Zoning Districts

3

Different zoning districts with specific sign regulations

Data Includes

  • Height restrictions
  • Illumination rules

Frequently Asked Questions

In Prospect Heights, wall signs can be up to 5 ft. Height limits vary by zoning district and sign type. Use PermitPal to get exact requirements for your specific location.

To get a sign permit in Prospect Heights, submit an application to the local building or planning department with sign dimensions, location, and design specifications. Processing typically takes 1-4 weeks. PermitPal helps you identify specific requirements and prepare complete applications.

In Prospect Heights, regulated sign types include Construction Sign, Temporary Political Sign, House Number Sign, Identification Sign, and 2 more types. Most commercial signs require permits. Temporary signs and certain small signs may be exempt. Use PermitPal for specific exemptions.

Sign setback requirements in Prospect Heights vary by zone and sign type, typically ranging from 5-15 feet from property lines. Use PermitPal for specific setback requirements at your location.

Digital and LED signs in Prospect Heights are regulated with specific requirements for brightness, animation, and message duration. Prospect Heights has documented illumination rules in our database. Use PermitPal to see the exact requirements for electronic message centers.

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Prospect Heights, Illinois Sign Rules at a Glance

Prospect Heights, Illinois regulates 37 sign types across 3 zoning districts. Public or Quasi-Public Use Sign (Ground)s in the Residential Districts, R-1 zoning district are capped at 6 ft tall and 24 sq ft, with a 15 ft from any lot line setback (Sec. 5-9-3(A)(4)).

Detailed Sign Ordinance Requirements for Prospect Heights, Illinois

Sign Rules by Zoning District in Prospect Heights (3 zones)

Zoning DistrictSign Types RegulatedMax HeightMax AreaPermit Required
Residential Districts, R-1126 ft32 sq ft
Business Districts1615 ft100 sq ft
General Regulations For All Zones11No extension above or below fence32 sq ft per face

Zone-by-Zone Sign Requirements in Prospect Heights

Residential Districts, R-1

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
House Number Sign4 sq ftOneVisible from street; attached to residenceUnlock5-9-3(A); 5-9-2(E)(7)
Identification Sign4 sq ftOneWall of residence or as open wall signUnlock5-9-3(A)(1); 5-9-2(E)(7)
Tract Identification Sign (Open Wall)5 ft32 sq ftOne per major entranceAt major entrance to tract (open wall)Unlock5-9-3(A)(2)
Tract Identification Sign (Ground)5 ft32 sq ftOne per major entranceAt major entrance to tract (ground mounted)Unlock5-9-3(A)(2)
Parking Area Entrance/Exit Sign4 ft3 sq ft eachTwo per entrance or exitParking area entrance/exitUnlock5-9-3(A)(3)
Parking Stall Condition/Identity Sign4 ft3 sq ft eachOne per stallOne per parking stallUnlock5-9-3(A)(3)
Public or Quasi-Public Use Sign (Ground)6 ft24 sq ft15 ft from any lot lineOne per zoning lot, two on corner lotAt least 15 ft from any lot lineUnlock5-9-3(A)(4)
Public or Quasi-Public Use Sign (Wall)24 sq ftOne per zoning lot, two on corner lotOn wall of public/quasi-public buildingUnlock5-9-3(A)(4)

Business Districts

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Wall Sign (Principal Frontage)10 ft vertical (not above wall/top of wall/parapet/mansard/parapet). For mansards/parapets, up to 3 ft above roofline at attachment.64 sq ftOne per wallEach wall fronting on public street/right of way/easementUnlock5-9-3(B)(2)(c)
Wall Sign (Multiple Tenants)10 ft vertical (not above wall/top of wall/parapet/mansard/parapet). For mansards/parapets, up to 3 ft above roofline at attachment.64 sq ftOne per tenantGround floor for each business/professional useUnlock5-9-3(B)(2)(c)
Wall Sign (Secondary Street Frontage)Half of permitted area for principal frontage wall signOne per secondary streetSide street frontage buildings with multiple street frontageUnlock5-9-3(B)(2)(c)
Identification Sign (Wall)4 sq ftAs allowedOn each wall fronting public street/right of way/easementUnlock5-9-3(B)(2)(c)
Ground Sign15 ft100 sq ft15 ft from any lot lineOne per zoning lotOn the property, set back 15 ft from any lot lineUnlock5-9-3(B)(2)(d)
Menu Board Sign8 ft50 sq ft (plus 10 sq ft temp. signs attached top/sides)15 ft from residential district lot lineMinimum 15 ft from residential district lot line (including ROW)Unlock5-9-3(B)(2)(g)
Service Station Price Sign6 sq ftOne per pump areaAbove each pump areaUnlock5-9-3(B)(2)(f)
For Sale/Lease Sign16 sq ft per face for property up to 1 acre; 32 sq ft per face for property over 1 acreOne per frontageOn each frontage of lotUnlock5-9-4(E)

General Regulations For All Zones

Sign TypeMax HeightMax AreaMax WidthSetbackSigns AllowedLocationPermit RequiredPremium Details(Illumination, Size Formula, Permit Requirements, Additional Requirements — available with a free PermitPal account)Ordinance Citation
Temporary Political Sign20 sq ft per zoning lot (aggregate for all signs)Within boundaries of zoning lot in any districtUnlock5-9-4(B)
Tract Development Sign (Temporary)32 sq ft per faceOne per frontageOn zoning lot of at least 5 acres in any zoning district; one per frontageUnlock5-9-4(D)
Memorial Sign/TabletDisplayed on private propertyUnlock5-9-2(E)(6)
Directional/Instructional Sign3 sq ftEntirely on property to which they pertainUnlock5-9-2(E)(5)
Address Numeral Sign4 sq ftOn premisesUnlock5-9-2(E)(7)
Temporary Public/Quasi-Public Sign (Window)24 sq ftWindow in any zoning districtUnlock5-9-4(C)(4)
Temporary Activity Sponsor Outfield Fence SignNo extension above or below fence24 sq ftNo more than one field per parcelOn outfield fence, public baseball fieldUnlock5-9-2(E)(12)
No Smoking SignAt each public place/place of employment entrance where smoking is prohibitedUnlock3-12-3(A)-(B)

Illumination rules, size formulas, and permit requirements for every sign type in Prospect Heights are available with a free PermitPal account.

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Prohibited Signs in Prospect Heights

  • No person shall erect, alter or relocate any sign without first obtaining a sign permit from the building department, except as otherwise exempted.
  • No sign or any part thereof shall be in the public right of way.
  • No sign shall block any required exit, fire escape, door opening, or window; nor obstruct any opening required for ventilation.
  • No sign shall be painted or pasted or similarly applied on exterior building walls, roofs or fences.
  • Illuminated signs shall be shaded so as not to shine or reflect light on adjacent residential properties.
  • No flashing signs, animated signs, signs with moving lights or signs creating the illusion of movement shall be permitted in any zoning district, whether located within or without a building if plainly visible from the outside. (except time/temperature display or rotating signs by special use permit)
  • An off premises sign shall be prohibited unless approved as set forth in section 5-9-5, 'Special Uses', of this chapter.
  • It shall be unlawful for any person to display on any sign or other advertising structure any matter in writing or in picture which, considered as a whole, predominately appeals to prurient (lewd) interest and goes substantially beyond customary limits of candor in description or representation of such matters, and advertising matter which is untruthful.
  • Portable or wheeled signs are prohibited.
  • No sign, advertising structure, marquee, canopy or awning shall be erected or maintained in such a manner as to interfere with, obstruct the view of, or be confused with, any authorized traffic sign, signal or device.
  • No sign, advertising structure, marquee, canopy or awning shall make use of the words, 'stop', 'go', 'look', 'slow', 'danger', or any similar word, phrase, symbol, or character.
  • No sign, advertising structure, marquee, canopy or awning shall be erected or maintained in such a manner as to obstruct free and clear vision, or as to distract the attention of the driver of any vehicle by reason of position, shape, or color thereof.
  • No fluttering or wind actuated sign, bunting, banners, streamers, pennants or flags shall be erected or maintained except as specifically permitted.
  • All signs, including exempt signs, must be maintained in good structural condition and neatly painted, including all metal parts and supports.
  • Any sign that advertises a business, event, or a product that no longer exists or sign pylons that no longer support a sign, shall be taken down and removed by the owner, or agent, within ten (10) days after written notification from the city.
  • All signage relating to structures that have been demolished shall be deemed abandoned and must be removed.
  • No sign shall be erected, constructed or maintained in such a way as to endanger the public safety or interfere with or obstruct pedestrian or vehicular travel or create a traffic safety problem.
  • No person shall place, maintain or display upon or in view of any street or highway any unauthorized sign, signal, marking or device which resembles or imitates an official traffic-control device, or attempts to direct movement of traffic, or hides from view or interferes with movement of traffic or effectiveness of such devices.
  • No person shall place or maintain any traffic sign or sign bearing thereon any commercial advertising upon or in view of any street or highway.

Exempt Signs in Prospect Heights

  • Signs six (6) square feet in area or smaller in residential districts are exempt from the permit requirements, but must comply with all other regulations.
  • Real estate signs, not to exceed six (6) square feet, not illuminated, and located entirely within the property to which the sign applies, are exempt from permit requirements (must be removed within seven (7) calendar days of sale).
  • Real estate open house signs, provided such sign is not located on public right of way, is not illuminated, and does not exceed six (6) square feet. Only permitted on Saturdays and Sundays.
  • Temporary political signs are exempt from permit requirements, but must comply with the temporary sign regulations.
  • Temporary public and quasi-public signs are exempt from permit requirements, but must comply with the temporary sign regulations.
  • Directional or instructional signs (located entirely on the property to which they pertain, do not advertise a business, and do not exceed three (3) square feet in area), signs identifying restrooms, public telephones, or signs providing direction such as parking lot entrance and exit signs and those of similar nature (must comply with specific regulations) are exempt from permit requirements.
  • Memorial signs and tablets displayed on private property are exempt from permit requirements.
  • Address numerals and signs not exceeding four (4) square feet in area and bearing the names of the occupants of the premises are exempt from permit requirements.
  • Government flags and insignia and signs erected by a governmental body, or under the direction of such a body, and bearing no commercial advertising (such as traffic signals, railroad crossing signs, safety signs, and signs identifying public schools, churches, parks, libraries, and playgrounds) are exempt from permit requirements.
  • Government flags flown by any person on their premises are exempt from permit requirements.
  • Legal notices are exempt from permit requirements.
  • Holiday decorations which are clearly incidental and customary and commonly associated with any national, local or religious holiday, provided such signs are not erected or maintained more than thirty (30) days prior to the date of the holiday and removed within ten (10) days after the termination thereof, are exempt from permit requirements.
  • Temporary signs of activity sponsors placed on public baseball fields on the outfield fences, subject to size, duration, and content requirements, are exempt from permit requirements.

Sign Plan & Submission Notes for Prospect Heights

  • No explicit mention of a master sign plan or sign plan required for multiple signs or developments in the general requirements.
  • For a sign permit, application must include legible drawings showing location of the subject sign and all other existing signs requiring permits on the same property or zoning lot.
  • Drawings for permit application must show dimensions, colors, construction, supports, electrical wiring, materials, methods of attachment, and character of structural members; engineering data may be required at the city's request.
  • Special use signs (electronic message centers, off premises business directory signs, rotating signs) require a special use permit process before the plan/zoning board of appeals, in accordance with the city's special use permit procedures.
  • All signs within a Planned Unit Development (PUD) must comply with the general requirements and the specific use provisions of the chapter.