13XX 21ST AVE
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: Rockford School District 205
Neighborhood · ZIP 61104These 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.
Owner Tools
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
13xx 21st Ave 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 less than 89% of homes in Winnebago County
- Among the smallest lots in Union Park Unites
What homes are worth in Rockford 61104
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 45% of homes in Rockford 61104.
How it measures up in Rockford 61104
The dot is this home. The mark in the middle is the typical home in Rockford 61104.
Pricier than 45% of homes nearby
Smaller than almost all homes nearby
| Measure | This home | Union Park Unites | Rockford 61104 | Winnebago County |
|---|---|---|---|---|
| Estimated valuepricier than | $96,588 | 78% of homes | 45% of homes | 11% of homes |
| Lot sizebigger than | 436 ft² | almost no homes | almost no homes | almost no homes |
About 13xx 21st Ave
How much is 13xx 21st Ave, Rockford, IL worth?
The TopHap Estimate for 13xx 21st Ave, Rockford, IL is $96,588 as of Jul 14, 2026. The likely range is $88,160 to $105,016. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 13xx 21st Ave, Rockford, IL last sell?
13xx 21st Ave, Rockford, IL last sold on Oct 16, 2007 for $68,400, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.
What schools serve 13xx 21st Ave, Rockford, IL?
13xx 21st Ave, Rockford, IL is assigned to Riverdahl Elementary School (elementary), rated D+; RESA Middle School (middle), rated D; Jefferson High School (high), rated F. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 13xx 21st Ave, Rockford, IL compare to other homes in Rockford 61104?
Among the 4,606 homes in Rockford 61104, it is worth more than 45% of them ($96,588 against a typical $102,043) and its lot is bigger than almost none of them (436 ft² against a typical 0.17 ac). Measured against all of Winnebago County, it is worth more than 11% 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 13xx 21st Ave, Rockford, IL?
The 2025 property tax bill for 13xx 21st Ave, Rockford, IL was $33. The county assessed it at $368.
More homes on 13xx 21st Ave
- 918 21st Ave$45K2 bd · 1 ba · 999 ft² · Sold $48K · Aug 2026
- 1325 21st Ave$130K3 bd · 1 ba · 1,300 ft² · Sold $120K · Nov 2025
- 1025 21st Ave4 bd · 4 ba · 3,840 ft² · Sold $3M · Oct 2025
- 1519 21st Ave4 bd · 2 ba · 1,500 ft² · Sold $163K · Jul 2025
- 2714 21st Ave4 bd · 2 ba · 1,860 ft² · Sold $104K · Apr 2025
- 1127 21st Ave6 bd · 2 ba · 1,859 ft² · Sold $113K · Aug 2024
- 1403 21st Ave4 bd · 2 ba · 1,512 ft² · Sold Oct 2023
- 1220 21st Ave$77K2 bd · 1 ba · 1,140 ft² · Sold $65K · Mar 2023
- 14xx 21st Ave0.4 ac · Sold Aug 2022
- 1210 21st Ave$74K2 bd · 1 ba · 1,138 ft² · Sold $62K · Jul 2022
- 1018 21st Ave$84K3 bd · 1 ba · 1,248 ft² · Sold $35K · Mar 2022
- 2816 21st Ave4 bd · 2 ba · 2,198 ft² · Sold $150K · Oct 2021
Closest homes
- 1325 21st Ave$130K25 ft · 3 bd · 1 ba · 1,300 ft² · Sold $120K · Nov 2025
- 2207 10th St$108K55 ft · 4 bd · 1.5 ba · 1,496 ft² · Sold $100K · Jan 2024
- 2203 10th St50 ft · 4 bd · 2 ba · 1,908 ft² · Sold $49K · Jun 1998
- 1321 21st Ave$52K72 ft · 2 bd · 1 ba · 644 ft² · Sold $31K · Sep 1993
- 2211 10th St$93K100 ft · 3 bd · 1.5 ba · 1,260 ft² · Sold $14K · Jan 2017
- 2143 10th St$73K125 ft · 2 bd · 1 ba · 962 ft² · Sold $41K · Jul 2007
- 1320 21st Ave$93K125 ft · 0.1 ac · Sold Jan 1900
- 2217 10th St$77K150 ft · 3 bd · 1 ba · 1,323 ft² · Sold $3K · Jan 2003
More homes in Rockford 61104
- 617 Seminary St$70K7 bd · 2 ba · 2,955 ft² · Sold $52K · Aug 2026
- 1810 8th St$79K3 bd · 1.5 ba · 1,212 ft² · Sold $125K · Aug 2026
- 416 Gregory St4 bd · 2 ba · 2,348 ft² · Sold $115K · Aug 2026
- 1732 13th Ave$90K3 bd · 1 ba · 1,552 ft² · Sold $75K · Aug 2026
- 1631 17th Ave5 bd · 2 ba · 2,028 ft² · Sold $85K · Aug 2026
- 2026 16th Ave$180K3 bd · 3 ba · 3,246 ft² · Sold $175K · Aug 2026
- 2108 20th Ave4 bd · 2 ba · 1,945 ft² · Sold $140K · Aug 2026
- 1912 17th Ave4 bd · 4 ba · 1,947 ft² · Sold $197K · Aug 2026
- 625 15th Ave4 bd · 2 ba · 1,926 ft² · Sold $50K · Aug 2026
- 1401 20th St4 bd · 2 ba · 2,686 ft² · Sold $180K · Aug 2026
- 1211 18th St$130K3 bd · 1.5 ba · 1,451 ft² · Sold $145K · Aug 2026
- 2336 S 4th St$70K2 bd · 1 ba · 1,226 ft² · Sold $66K · Aug 2026
Assigned schools
Explore the area
See this home in context
Open 13xx 21st Ave 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