Winnebago County property records for 50 addresses on 21st Ave, Rockford, IL · Last verified October 2026
| Properties | 50 |
|---|---|
| Median Sale Price | $104,000 |
| Deeds and Mortgages on File | 41 |
| Median Price per Sqft | $57 |
| Owner Occupied | 60% |
| Median Annual Tax Bill | $1,863 |
| Median Year Built | 1930 |
| Median Ownership Tenure | 12 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
7XX 21st Ave |
0.119 acres | $170,000 Feb 2014 | $198 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
12XX 21st Ave |
0.18 acres | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14XX 21st Ave |
0.039 acres | — Aug 2022 | $147 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
27XX 21st Ave |
2 acres | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
711 21st Ave |
4 bd · 2 ba · 1,083 sqft built 1920 · 0.16 acres | $52,000 Mar 2001 | $1,863 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
712 21st Ave |
2 bd · 1 ba · 848 sqft built 1920 · 0.119 acres | $52,000 Jul 2003 | $854 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
718 21st Ave |
3 bd · 1 ba · 1,028 sqft built 1930 · 0.13 acres | — Oct 2003 | $916 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
803 21st Ave |
4 bd · 2 ba · 2,368 sqft built 1930 · 0.089 acres | $55,000 Oct 2020 | $2,815 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
807 21st Ave |
4 bd · 2 ba · 2,368 sqft built 1930 · 0.089 acres | $66,500 Aug 1996 | $2,260 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
809 21st Ave |
4 bd · 2 ba · 2,278 sqft built 1929 · 0.089 acres | $73,400 Sep 1999 | $2,186 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
811 21st Ave |
5 bd · 2 ba · 2,216 sqft built 1900 · 0.089 acres | $40,000 Oct 2006 | $1,910 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
913 21st Ave |
2 bd · 1 ba · 1,388 sqft built 1920 · 0.089 acres | $29,000 Oct 2020 | $1,238 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
914 21st Ave |
2 bd · 1 ba · 1,314 sqft built 1935 · 0.11 acres | $51,000 Mar 1992 | $1,569 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
918 21st Ave |
2 bd · 1 ba · 999 sqft built 1920 · 0.11 acres | $48,000 Aug 2026 | $1,443 2025 | Assessor + 4 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1018 21st Ave |
3 bd · 1 ba · 1,248 sqft built 1920 · 0.11 acres | $35,000 Mar 2022 | $1,708 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1025 21st Ave |
4 bd · 4 ba · 3,840 sqft built 1927 · 0.189 acres | $3,012,000 Oct 2025 | $4,419 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1106 21st Ave |
4 bd · 4 ba · 3,840 sqft built 1927 · 0.139 acres | $46,000 Mar 2015 | $3,600 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1114 21st Ave |
6 bd · 1 ba · 1,742 sqft built 1930 · 0.18 acres | $51,000 Feb 2001 | $1,235 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1115 21st Ave |
2 bd · 1 ba · 768 sqft built 1940 · 0.119 acres | $13,500 Dec 2019 | $1,740 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1118 21st Ave |
4 bd · 2 ba · 1,547 sqft built 1930 · 0.18 acres | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1119 21st Ave |
2 bd · 1 ba · 1,008 sqft built 1930 · 0.119 acres | $458,000 Oct 1995 | $35 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1124 21st Ave |
4 bd · 2 ba · 2,392 sqft built 1928 · 0.18 acres | $2,183 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1127 21st Ave |
6 bd · 2 ba · 1,859 sqft built 1925 · 0.119 acres | $113,000 Aug 2024 | $1,934 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1128 21st Ave |
2 bd · 1 ba · 1,040 sqft built 1930 · 0.18 acres | $15,000 May 2011 | $2,163 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1132 21st Ave |
2 bd · 1 ba · 988 sqft built 1918 · 0.18 acres | $966 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1133 21st Ave |
8 bd · 4 ba · 4,432 sqft built 1926 · 0.119 acres | $27,000 Feb 2013 | $2,994 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1137 21st Ave |
4 bd · 2 ba · 2,100 sqft built 1929 · 0.089 acres | $13,600 Apr 2014 | $2,142 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1138 21st Ave |
3 bd · 1 ba · 1,458 sqft built 1905 · 0.18 acres | $27,500 Dec 1996 | $887 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1142 21st Ave |
2 bd · 1.5 ba · 1,675 sqft built 1912 · 0.11 acres | $29,500 Sep 2013 | $1,180 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1204 21st Ave |
3 bd · 1 ba · 976 sqft built 1930 · 0.1 acres | $52,500 Sep 2011 | $970 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1210 21st Ave |
2 bd · 1 ba · 1,138 sqft built 1930 · 0.16 acres | $62,000 Jul 2022 | $969 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1212 21st Ave |
2 bd · 1 ba · 688 sqft built 1930 · 0.119 acres | $29,000 Nov 2014 | $1,027 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1216 21st Ave |
2 bd · 1 ba · 756 sqft built 1930 · 0.119 acres | $35,000 Nov 2014 | $797 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1220 21st Ave |
2 bd · 1 ba · 1,140 sqft built 1928 · 0.13 acres | $65,000 Mar 2023 | $1,097 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1224 21st Ave |
2 bd · 1 ba · 770 sqft built 1948 · 0.119 acres | $41,000 Jun 1993 | $995 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1228 21st Ave |
2 bd · 1 ba · 960 sqft built 1930 · 0.16 acres | $1,678 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1320 21st Ave |
0.1 acres | $271 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1321 21st Ave |
2 bd · 1 ba · 644 sqft built 1930 · 0.1 acres | $31,000 Sep 1993 | $961 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1325 21st Ave |
3 bd · 1 ba · 1,300 sqft built 1930 · 0.05 acres | $120,000 Nov 2025 | $1,902 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1403 21st Ave |
4 bd · 2 ba · 1,512 sqft built 1961 · 0.1 acres | — Oct 2023 | $2,909 2025 | Assessor + 4 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1411, #1413 21st Ave |
4 bd · 4 ba · 2,854 sqft built 1927 · 0.1 acres | $35,000 Dec 2019 | $3,326 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1415, #1417 21st Ave |
4 bd · 4 ba · 2,862 sqft built 1927 · 0.089 acres | $90,000 Dec 2019 | $3,755 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1519 21st Ave |
4 bd · 2 ba · 1,500 sqft built 1960 · 0.18 acres | $163,000 Jul 2025 | $3,217 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1520 21st Ave |
3,152 sqft built 1930 · 0.18 acres | $4,023 2025 | Assessor Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2710 21st Ave |
4 bd · 2 ba · 1,453 sqft built 1964 · 0.169 acres | $52,500 Mar 2011 | $3,363 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2714 21st Ave |
4 bd · 2 ba · 1,860 sqft built 1971 · 0.2 acres | $104,000 Apr 2025 | $4,430 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2718 21st Ave |
5 bd · 2.5 ba · 2,304 sqft built 1972 · 0.18 acres | $141,900 May 2006 | $4,479 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2806 21st Ave |
4 bd · 2 ba · 2,196 sqft built 1972 · 0.18 acres | $100,000 Jan 2018 | $4,332 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2808 21st Ave |
4 bd · 2 ba · 1,696 sqft built 1973 · 0.18 acres | $37,500 Jun 2016 | $4,660 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2816 21st Ave |
4 bd · 2 ba · 2,198 sqft built 1973 · 0.189 acres | $150,000 Oct 2021 | $4,312 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |