8505 18TH ST W
Valuation
Tax & Assessment
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: Rock Island School District 41
Neighborhood · ZIP 61201These 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
8505 18th St W 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 95% of homes in Rock Island 61201
- Costs more per square foot than 98% of homes in Rock Island 61201
- Has a bigger lot than 74% of homes in Rock Island 61201
- Newer than 92% of homes in Rock Island 61201
What homes are worth in Rock Island 61201
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 95% of homes in Rock Island 61201.
How it measures up in Rock Island 61201
The dot is this home. The mark in the middle is the typical home in Rock Island 61201.
Pricier than 95% of homes nearby
Pricier than 98% of homes nearby
Bigger than 56% of homes nearby
Bigger than 74% of homes nearby
Newer than 92% of homes nearby
| Measure | This home | Southwest | Rock Island 61201 | Rock Island County |
|---|---|---|---|---|
| Estimated valuepricier than | $257,898 | 70% of homes | 95% of homes | 82% of homes |
| Price per ft²pricier than | $192 | 86% of homes | 98% of homes | 91% of homes |
| Living areabigger than | 1,342 ft² | 38% of homes | 56% of homes | 54% of homes |
| Lot sizebigger than | 0.24 ac | 37% of homes | 74% of homes | 57% of homes |
| Year builtnewer than | 1975 | 57% of homes | 92% of homes | 81% of homes |
About 8505 18th St W
How much is 8505 18th St W, Rock Island, IL worth?
The TopHap Estimate for 8505 18th St W, Rock Island, IL is $257,898 as of Jul 14, 2026. The likely range is $242,444 to $273,352. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 8505 18th St W, Rock Island, IL last sell?
8505 18th St W, Rock Island, IL last sold on Feb 1, 2014 for $170,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.
How big is 8505 18th St W, Rock Island, IL?
8505 18th St W, Rock Island, IL has 1,342 square feet of living space and a 0.24-acre lot.
When was 8505 18th St W, Rock Island, IL built?
8505 18th St W, Rock Island, IL was built in 1975, making it 51 years old. The building has 1 story.
What schools serve 8505 18th St W, Rock Island, IL?
8505 18th St W, Rock Island, IL is assigned to Ridgewood Elementary School (elementary), rated B-; Edison Jr High School (middle), rated D; Rock Island High School (high), rated D-. All sit in Rock Island School District 41. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 8505 18th St W, Rock Island, IL compare to other homes in Rock Island 61201?
Among the 13,020 homes in Rock Island 61201, it is worth more than 95% of them ($257,898 against a typical $118,881), its price per square foot is higher than 98% of them ($192 against a typical $96), it is bigger than 56% of them (1,342 ft² against a typical 1,252 ft²), its lot is bigger than 74% of them (0.24 ac against a typical 0.16 ac) and it is newer than 92% of them (1975 against a typical 1940). Measured against all of Rock Island County, it is worth more than 82% 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 8505 18th St W, Rock Island, IL?
The 2025 property tax bill for 8505 18th St W, Rock Island, IL was $6,480. The county assessed it at $75,529.
Closest homes
- 8509 18th St W$267K74 ft · 1,374 ft² · Sold $84K · Jan 1982
- 8501 18th St W$208K89 ft · 1,256 ft² · Sold $68K · May 1986
- 8513 18th St W$240K149 ft · 1,456 ft² · Sold $62K · May 1988
- 8530 17th St W$348K150 ft · 2,016 ft² · Sold $338K · Aug 2025
- 1730 85th Ave W$269K182 ft · 2,348 ft² · Sold $100K · Feb 1997
- 8524 17th St W$301K162 ft · 1,951 ft² · Sold $160K · Jun 2001
- 8532 17th St W$264K215 ft · 1,582 ft² · Sold $10K · Jul 1978
- 8508 18th St W$292K185 ft · 2,048 ft² · Sold $170K · Sep 2003
More homes in Rock Island 61201
- 2525 29th St$132K1 ba · 930 ft² · Sold $131K · May 2026
- 812 37th Ave$31K1 ba · 600 ft² · Sold $31K · May 2026
- 2830 8th Ave$75K1,562 ft² · Sold $20K · May 2026
- 3800 14th St$353K4 ba · 2,811 ft² · Sold $350K · May 2026
- 1839 7th St$100K1 ba · 923 ft² · Sold $100K · May 2026
- 1313 14 1/2 St$86K1,792 ft² · Sold $85K · May 2026
- 2812 6th Ave$70K1,339 ft² · Sold $65K · May 2026
- 14 Blackhawk Hills Ct$152K1.5 ba · 1,239 ft² · Sold $150K · May 2026
- 8903 Highland Dr$412K2,250 ft² · Sold $410K · May 2026
- 2501 26th Avenue Ct$65K1 ba · 922 ft² · Sold $64K · May 2026
- 1612 35th St$121K1,396 ft² · Sold $68K · May 2026
- 801 41st St$85K2,102 ft² · Sold $85K · May 2026
Assigned schools
Explore the area
See this home in context
Open 8505 18th St W on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.
Open in map