809 WILLIAM ST
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
Transaction History(2)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
District: Oak Park and River Forest District 200
Neighborhood · ZIP 60305These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
Ownership
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
809 William St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Has a smaller lot than 94% of homes in River Forest 60305
How it measures up in River Forest 60305
The dot is this home. The mark in the middle is the typical home in River Forest 60305.
Bigger than 6% of homes nearby
| Measure | This home | River Forest 60305 | Cook County |
|---|---|---|---|
| Lot sizebigger than | 0.11 ac | 6% of homes | 35% of homes |
About 809 William St
When did 809 William St, River Forest, IL last sell?
809 William St, River Forest, IL last sold on Apr 15, 2002 for $1,075,000, according to the county's recorded deed.
What schools serve 809 William St, River Forest, IL?
809 William St, River Forest, IL is assigned to Roosevelt School (middle), rated A; Willard Elementary School (elementary), rated A+; Oak Park & River Forest High School (high), rated A+. All sit in Oak Park and River Forest District 200. Attendance boundaries change — confirm with the district before relying on an assignment.
What are the property taxes on 809 William St, River Forest, IL?
The 2023 property tax bill for 809 William St, River Forest, IL was $1,544. The county assessed it at $5,640.
More homes on William St
- 831 William St$938K3 bd · 1 ba · 2,380 ft² · Sold $927K · Jul 2026
- 435 William St$438K2 bd · 2 ba · 1,884 ft² · Sold $435K · Jul 2026
- 1434 William St$901K4 bd · 2 ba · 2,023 ft² · Sold $899K · Jun 2026
- 1537 William St$197K2 bd · 1 ba · 1,458 ft² · Sold $150K · May 2026
- 1535 William St$229K0.44 ac · Sold $150K · May 2026
- 710 William St$1.5M4 bd · 3 ba · 3,107 ft² · Sold $1.5M · Apr 2026
- 435 William St Unit 607$458K2 bd · 2 ba · 1,884 ft² · Sold $440K · Jan 2026
- 435 William St Unit 205$338K2 bd · 2 ba · 1,570 ft² · Sold $325K · Jan 2026
- 435 William St Unit 604$356K2 bd · 2 ba · 1,884 ft² · Sold Dec 2025
- 838 William St$1.9M5 bd · 4 ba · 3,827 ft² · Sold $1.9M · Dec 2025
- 508 William St$683K3 bd · 3 ba · 1,862 ft² · Sold $660K · Sep 2025
- 1439 William St$1.1M6 bd · 3 ba · 3,654 ft² · Sold $1.1M · Aug 2025
Closest homes
- 811 William St25 ft · 0.11 ac · Sold $1.1M · Jul 2019
- 807 William St$1.1M59 ft · 6 bd · 3 ba · 2,771 ft² · Sold $1.1M · Apr 2002
- 815 William St$1.4M63 ft · 4 bd · 4 ba · 3,581 ft² · Sold $1.1M · Jul 2019
- 817 William St100 ft · 0.11 ac · Sold $1.1M · Jul 2019
- 819 William St125 ft · 0.11 ac · Sold Jun 1993
- 823 William St$1M163 ft · 5 bd · 3 ba · 2,636 ft² · Sold Jun 1993
- 755 William St$1.3M211 ft · 4 bd · 2 ba · 2,118 ft² · Sold $1.3M · Sep 2022
- 827 William St$1.1M213 ft · 6 bd · 5 ba · 3,212 ft² · Sold $400K · May 1997
More homes in River Forest 60305
- 411 Ashland Ave$361K2 bd · 2 ba · 1,925 ft² · Sold $280K · Jul 2026
- 935 Monroe Ave$850K4 bd · 3.5 ba · 2,680 ft² · Sold $850K · Jul 2026
- 1030 Forest Ave$1.6M5 bd · 3 ba · 3,210 ft² · Sold $1.7M · Jul 2026
- 619 Jackson Ave$2.2M5 bd · 4.5 ba · 4,636 ft² · Sold $2.2M · Jul 2026
- 1020 N Harlem Ave$375K3 bd · 2 ba · 2,196 ft² · Sold $360K · Jul 2026
- 604 Lathrop Ave$753K3 bd · 1.5 ba · 1,135 ft² · Sold $750K · Jul 2026
- 110 Franklin Ave$465K4 bd · 2 ba · 2,121 ft² · Sold $465K · Jul 2026
- 11 Forest Ave$557K3 bd · 3.5 ba · 2,209 ft² · Sold $555K · Jul 2026
- 923 Park Ave$1.2M5 bd · 2.5 ba · 2,840 ft² · Sold $1.2M · Jul 2026
- 7911 North Ave$285K2 bd · 1.5 ba · 1,082 ft² · Sold $285K · Jul 2026
- 1342 Park Ave$852K4 bd · 3.5 ba · 2,887 ft² · Sold $850K · Jul 2026
- 139 Thatcher Ave$1M5 bd · 2.5 ba · 2,764 ft² · Sold $965K · Jul 2026
Assigned schools
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