503 William St Mount Prospect, IL 60056 / 3954

Map
(UPDATED: 05/19/2025)
Property Report

Information about property on 503 William St, Mount Prospect IL, 60056-3954. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

A single-family bungalow at 503 William Street, Mount Prospect, Illinois.

Facts

  • Built in 1956
  • Lot size 7,236 sqft
  • Construction Frame
  • Bedrooms 4
  • Bathrooms 2
  • Basement Unfinished Basement
  • Structure type Bungalow
  • Air conditioning Central
  • Exterior Home Features
  • Exterior walls Masonry
  • Roof type Shingle (Not Wood)
  • Parking & Garage
  • Parking Attached Garage

Listing info

  • Last sold Jun 1999 for $205,000

Householders and Tenants for 503 William St, Mount Prospect IL

Possible residents contact details

Person Name Phone Number Additional Info
Andrew K Mazur Age: 47
618-516-****
Residential status:
Homeowner
Job:
Service Occupations
Andrzej K Mazur
847-392-****
Hung H Liang Age: 65 Apt # 319
847-577-****
Hunghsun H Liang Age: 65 Apt # 319
847-577-****
Jiann S Liang Age: 67
Joanna Andrew
Residential status:
Renter
Job:
Food Preparation and Serving Related Occupations
Joanna B Mazur Age: 55
847-392-****
Suechu Liang Age: 67

Businesses

Organization Phone Number Additional Info
AM CONSTRUCTION SERVICES, INC
847-875-****
Industry:
Home BuildersElectricianHandyman ServiceHouse PaintersInterior PaintersRemodelingBathroom & Kitchen Remodeling
Type of Business:
Domestic Bca
Am Construction Svcs
Industry:
Single-Family House Construction

Units - Who lives at 503 William St, Mount Prospect IL

#319Hung H Liang 60056-3954

Purchase History

DateEventPriceSourceAgents
06/16/1999 Sold $205,000 Public records

Cost estimate history

YearTaxAssessmentMarket
2013 $6,513 $25,445 N/A

Where is 503 William St, Mount Prospect IL located on map?

William St Fire Incident History

To date, we have no information about fire incidents in 2025
09 Mar 2019 Building fires
223 William St, Mount Prospect IL
Property Use —
1 or 2 family dwelling
Area of Origin —
Vehicle storage area; garage, carport
First Ignition —
Rubbish, trash, or waste
09 Jun 2006 Road freight or transport vehicle fire
206 William St, Mount Prospect IL
Property Use —
Street, other
Area of Origin —
Engine area, running gear, wheel area
First Ignition —
Flammable liquid/gas - in/from engine or burner
Heat Source —
Heat from powered equipment, other
06 Mar 2004 Outside rubbish, trash or waste fire
415 William St, Mount Prospect IL
Property Use —
Vehicle parking area
Area of Origin —
Outside area, other

William St Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
08 Jan 2015 Carbon monoxide incident
417 William St, Mount Prospect IL
Property Use —
Multifamily dwellings
11 Jul 2014 Gas leak (natural gas or LPG)
223 William St, Mount Prospect IL
Property Use —
1 or 2 family dwelling
06 Sep 2013 Hazardous condition, other
421 William St, Mount Prospect IL
Property Use —
1 or 2 family dwelling
28 Aug 2013 Outside rubbish, trash or waste fire
509 William St, Mount Prospect IL
Property Use —
Outside or special property, other

View more

Properties Nearby

Street AddressResidens/Landlords
108 William St, Mount Prospect, IL 60056-3323
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  • 3 beds
  • 1 bath
  • Lot: 7,600 sqft
  • Built in 1951
 Vera R Oehlberg, Bobby L Ohr
217 William St, Mount Prospect, IL 60056-2546
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  • 1 bath
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 Avedis Bastermagian, Avi Bastermagian
306 William St, Mount Prospect, IL 60056-2549
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  • 5 beds
  • 2 baths
  • Lot: 8,721 sqft
  • Built in 1955
 Mary K Kelly, Carol Krupa
314 William St, Mount Prospect, IL 60056-2549
Single Family Residential
  • 3 beds
  • 1 bath
  • Lot: 7,647 sqft
  • Built in 1954
 Alla D Bogun, Anna Bogun
602 William St, Mount Prospect, IL 60056-3957
Single Family Residential
  • 6 beds
  • 2 baths
  • Lot: 8,712 sqft
  • Built in 1957
 Daniel Glovier, Christopher P Schawartz
603 William St, Mount Prospect, IL 60056-3956
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  • 3 beds
  • 0.5 bath
  • Lot: 9,112 sqft
  • Built in 1956
 603 S. WILLIAM, LLC, Jane Krupa
613 William St, Mount Prospect, IL 60056-3956
Single Family Residential
  • 3 beds
  • 2 baths
  • Lot: 8,978 sqft
  • Built in 1956
 John B Lott, Kathleen C Lott
707 William St, Mount Prospect, IL 60056-3958
Single Family
  • 4 beds
  • 2.5 baths
  • 1,799 sqft
  • Built in 1960
 Chris Trefelner, Christine M Trefelner
806 William St, Mount Prospect, IL 60056-4350
Single Family
  • 4 beds
  • 3 baths
  • 1,487 sqft
  • Built in 1961
 Bogdan D Deren, Feliks L Deren
906 William St, Mount Prospect, IL 60056-4352
Single Family Residential
  • 3 beds
  • 2 baths
  • Lot: 8,712 sqft
  • Built in 1961
 Diana A Jamra-Sahakian, Rafi S Sahakian

William Street

Houses for Sale on William Street (4)

Recently Sold Homes on William Street (21)

Houses for Rent on William Street (1)

Recent rentals on William Street (3)

Mount Prospect, IL

Houses for Sale on Mount Prospect, IL (216)

Recently Sold Homes on Mount Prospect, IL (2332)

Houses for Rent on Mount Prospect, IL (52)

Recent rentals on Mount Prospect, IL (181)

 

FAQ about the house at 503 William St, Mount Prospect, IL


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