1. Home
  2. Illinois
  3. Cook County
  4. Mount Prospect
  5. S School St

320 S School St, Mount Prospect, IL 60056 Property Records

Cook County property record for 320 S School St, Mount Prospect, IL 60056

Property Summary

Property TypeTownhouse
Detailsbuilt 1957
Lot Size1.75 acres (76,230 sqft)
OwnerCompany Name on Record
Last Sale$850,000 (Sep 1993)
Tax Bill$15,578 (2023)
Deeds & MortgagesJun 2023 Construction Loan
Oct 2022 Sale
Flood ZoneZone X (minimal risk)
APN08-12-122-030

Property Details

APN / Parcel Number

Primary APN08-12-122-030
Alternative APNs
  • 08-12-122-100-0000
  • 08-12-122-030-0000

Interior

Stories1 Story

Exterior

Year BuiltBuilt 1957
Effective Year BuiltEffective 1957
Architectural StyleTownhouse
Lot Area76,230 sqft (1.75 acres)

Location & Zoning

Street Address320 S SCHOOL ST
CityMOUNT PROSPECT
StateIL
Zip60056-3334
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionJ A (WEBERS) ADD TO (MOUNT) (PROSPECT) SUB OF PT OF E H NW SEC 12-41-11
Legal Range11E
Legal Township41N
Legal Section12
Legal SubdivisionWEBERS ADD TO MOUNT PROSPECT
Legal Block3
Legal Lot Number13,12
JurisdictionCOOK IL
Township / Civil DivisionELK GROVE
Census Block Group4
Census Block4002
Census Tract804901

Owner

Source: Cook County records, as of May 29, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address3190 DOOLITTLE DR, NORTHBROOK, IL 60062-2409
Owner TypeCompany
VestingLimited Liability Partnership

Deeds, Mortgages & Sale History

DateDocument
Jun 20, 2023Deed of Trust, Mortgage · Construction Mortgage
LAKESIDE BANK
Oct 7, 2022Warranty Deed, Transfer
E-CHICAGO TITLE, CHICAGO TITLE

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 29, 1993 · Amount on Record
Deed SaleSep 29, 1993 · Amount on Record
Deed Document Number1993677
Prior Transfer DateSep 28, 1993
Prior Transfer Doc0000000677
Record UpdatedOct 29, 2026

June 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCOOK IL
Property Address320 S SCHOOL ST, MOUNT PROSPECT, IL 60056-3334
Transaction TypeMortgage
Record UpdatedJul 3, 2023
Title CompanyGREATER ILLINOIS TITLE COMPANY, GREATER ILLINOIS TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address3190 DOOLITTLE DR, NORTHBROOK, IL 60062-2409

Mortgage

Document Number0017106236
DateJun 20, 2023
Instrument2317106236
Lender
NameLAKESIDE BANK
TypeBank
AddressOAK BROOK, IL 60523
Agreement
TypeConstruction Mortgage
AmountAmount Recorded

October 2022: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionCOOK IL
Recording DateOct 7, 2022
Property Address320 S SCHOOL ST, MOUNT PROSPECT, IL 60056-3334
Document Number0028028080
Instrument DateSep 29, 2022
Instrument2228028080
Transaction TypeTransfer
Record UpdatedOct 20, 2022
Title CompanyE-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3190 DOOLITTLE DR, NORTHBROOK, IL 60062-2409

Tax Assessment & Valuation

Source: Cook County assessment roll, as of May 27, 2026

Property Jurisdictions

TypeName
StateIllinois
CountyCook County
County SubdivisionElk Grove Township
MunicipalityMount Prospect Village
Secondary School DistrictTownship High School District 214 (09 - 12)
Elementary School DistrictMount Prospect School District 57 (PK - 08)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$637,200 (+2,490.67%) Land $134,992 Building $502,208$6,372,000 (+5,081.33%) Land $1,349,920 Building $5,022,080
2023$15,578.00 (+136.5%)
2022$6,587.00 Additional exemption filed$24,596 Land $16,564 Building $8,032$122,980 Land $82,820 Building $40,160

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective February 11, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 95% of the US · lower than 70% of Illinois
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemMOUNT PROSPECT
serves 41,000 people · EPA ID IL0311980
Water SourcePurchased surface water from NORTHWEST SUBURBAN MUNICIPAL JAWA
Last State InspectionAug 2025
Lead2 ppb (2026–2028)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting11
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 488 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable		1,500 / 50
Verizon
Fixed Wireless		1,000 / 75
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless · Fiber, DSL in parts of the area		100 / 20

May also be available: Zentro.

Nearby Properties on S School St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures