602 WILLIAM ST
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
Transaction History(4)
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
602 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.
- Worth more than 97% of homes in Cook County
- Costs more per square foot than 79% of homes in Cook County
- Bigger than 95% of homes in Cook County
- Has a smaller lot than 72% of homes in River Forest 60305
- Older than 91% of homes in River Forest 60305
What homes are worth in River Forest 60305
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 86% 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.
Pricier than 86% of homes nearby
Pricier than 39% of homes nearby
Bigger than 91% of homes nearby
Bigger than 28% of homes nearby
Newer than 9% of homes nearby
| Measure | This home | River Forest 60305 | Cook County |
|---|---|---|---|
| Estimated valuepricier than | $1,351,889 | 86% of homes | 97% of homes |
| Price per ft²pricier than | $337 | 39% of homes | 79% of homes |
| Living areabigger than | 4,016 ft² | 91% of homes | 95% of homes |
| Lot sizebigger than | 0.2 ac | 28% of homes | 65% of homes |
| Year builtnewer than | 1910 | 9% of homes | 11% of homes |
About 602 William St
How much is 602 William St, River Forest, IL worth?
The TopHap Estimate for 602 William St, River Forest, IL is $1,351,889 as of Jul 14, 2026. The likely range is $1,302,617 to $1,401,162. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 602 William St, River Forest, IL last sell?
602 William St, River Forest, IL last sold on Apr 9, 2014 for $650,000, according to the county's recorded deed.
How big is 602 William St, River Forest, IL?
602 William St, River Forest, IL has 5 bedrooms, 4 bathrooms, 4,016 square feet of living space and a 0.20-acre lot.
When was 602 William St, River Forest, IL built?
602 William St, River Forest, IL was built in 1910, making it 116 years old. The building has 2 stories.
What schools serve 602 William St, River Forest, IL?
602 William St, River Forest, IL is assigned to Roosevelt School (middle), rated A; Lincoln 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.
How does 602 William St, River Forest, IL compare to other homes in River Forest 60305?
Among the 4,095 homes in River Forest 60305, it is worth more than 86% of them ($1,351,889 against a typical $801,174), its price per square foot is higher than 39% of them ($337 against a typical $369), it is bigger than 91% of them (4,016 ft² against a typical 2,209 ft²), its lot is bigger than 28% of them (0.2 ac against a typical 0.23 ac) and it is newer than 9% of them (1910 against a typical 1943). Measured against all of Cook County, it is worth more than 97% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 602 William St, River Forest, IL?
The 2023 property tax bill for 602 William St, River Forest, IL was $29,019. The county assessed it at $106,000.
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
- 606 William St$922K50 ft · 3 bd · 2 ba · 1,872 ft² · Sold $683K · Jan 2021
- 610 William St # 12$1.1M100 ft · 5 bd · 4 ba · 3,169 ft² · Sold $600K · Mar 2020
- 612 William St138 ft · 0.1 ac · Sold $600K · Mar 2020
- 558 William St$1.1M141 ft · 4 bd · 2 ba · 2,711 ft² · Sold $850K · Feb 2003
- 618 William St$1.4M188 ft · 5 bd · 3 ba · 3,424 ft²
- 550 William St$1.1M217 ft · 3 bd · 3 ba · 2,431 ft² · Sold $730K · Jun 2020
- 622 William St$1.2M250 ft · 4 bd · 3 ba · 3,020 ft²
- 603 Monroe Ave$1.4M191 ft · 6 bd · 4 ba · 3,888 ft²
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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