Lyon County property records for 47 addresses on S Union St, Rock Rapids, IA · Last verified October 2026
| Properties | 47 |
|---|---|
| Median Sale Price | $215,000 |
| Deeds and Mortgages on File | 71 |
| Median Price per Sqft | $91 |
| Owner Occupied | 77% |
| Median Annual Tax Bill | $2,408 |
| Median Year Built | 1945 |
| Median Ownership Tenure | 11 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
205 S Union St |
5,606 sqft built 1996 · 0.786 acres | $440,000 Oct 2023 | $11,531 2024 | Assessor + 3 Documents Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
206 S Union St |
1,472 sqft built 2000 · 0.309 acres | $90,000 Mar 2014 | $2,391 2024 | Assessor + 1 Document Updated Mar 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
209 S Union St |
1,560 sqft built 1964 · 0.244 acres | $143,490 Aug 2021 | $3,674 2024 | Assessor Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 S Union St |
5 bd · 4 ba · 2,191 sqft built 1911 · 0.334 acres | $305,000 May 2025 | $3,468 2024 | Assessor + 8 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
304 S Union St |
1 ba · 1,593 sqft built 1930 · 0.225 acres | $15,000 Sep 1983 | $1,596 2024 | Assessor Updated Mar 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
305 S Union St |
3 bd · 1.5 ba · 2,194 sqft built 1918 · 0.309 acres | $90,000 Sep 2018 | $1,892 2025 | Assessor + 3 Documents Updated Jun 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
306 S Union St |
1.5 ba · 1,596 sqft built 1930 · 0.415 acres | — Nov 2003 | $1,364 2025 | Assessor + 1 Document Updated Jun 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
307 S Union St |
3.5 ba · 1,435 sqft built 1997 · 0.206 acres | $342,500 Jul 2026 | $3,806 2025 | Assessor + 5 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
309 S Union St |
4 bd · 3 ba · 2,244 sqft built 1920 · 0.206 acres | $13,000 Jan 1990 | $2,518 2024 | Assessor Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
311 S Union St |
3 bd · 2 ba · 1,488 sqft built 1890 · 0.254 acres | $54,500 Jul 2022 | $1,166 2024 | Assessor + 1 Document Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
401 S Union St |
2 ba · 1,766 sqft built 1948 · 0.259 acres | $215,000 Oct 2024 | $1,422 2024 | Assessor + 8 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
402 S Union St |
2 ba · 1,462 sqft built 1920 · 0.125 acres | $13,875 Dec 2018 | $2,408 2024 | Assessor + 3 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
403 S Union St |
2 ba · 2,548 sqft built 1915 · 0.278 acres | $75,000 Nov 2010 | $3,308 2024 | Assessor + 2 Documents Updated Oct 2025 | 3 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
404 S Union St |
1 ba · 812 sqft built 1930 · 0.212 acres | $65,000 Jul 2018 | $1,016 2025 | Assessor + 2 Documents Updated Apr 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
405 S Union St |
3 ba · 2,041 sqft built 1915 · 0.263 acres | $165,000 Jun 2016 | $3,168 2024 | Assessor Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
406 S Union St |
2 ba · 1,228 sqft built 1925 · 0.252 acres | $125,000 Jul 2023 | $1,594 2024 | Assessor + 2 Documents Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
407 S Union St |
4 ba · 1,828 sqft built 1916 · 0.265 acres | $1,888 2024 | Assessor + 1 Document Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
408 S Union St |
1.5 ba · 1,004 sqft built 1953 · 0.214 acres | $67,000 Dec 2013 | $1,320 2025 | Assessor + 9 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
410 S Union St |
1 ba · 1,037 sqft built 1915 · 0.236 acres | $27,000 Feb 2015 | $1,174 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
411 S Union St |
3 ba · 1,937 sqft built 1917 · 0.329 acres | $118,000 Aug 2010 | $2,846 2024 | Assessor + 2 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
412 S Union St |
1 ba · 1,132 sqft built 1920 · 0.238 acres | $36,000 Dec 2012 | $1,200 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
501 S Union St |
3 ba · 2,638 sqft built 1910 · 0.277 acres | $245,000 Oct 2021 | $3,398 2024 | Assessor + 1 Document Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
502 S Union St |
2 ba · 1,792 sqft built 1930 · 0.125 acres | $143,500 Jan 2022 | $1,636 2024 | Assessor + 2 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
504 S Union St |
0.239 acres | $44,000 Jan 2005 | Assessor Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
505 S Union St |
2 ba · 1,416 sqft built 1949 · 0.378 acres | $92,000 Jan 2005 | $2,772 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
509 S Union St |
2 ba · 1,092 sqft built 1954 · 0.258 acres | $26,000 Nov 1988 | $1,830 2024 | Assessor Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
511 S Union St |
2 ba · 2,134 sqft built 1925 · 0.387 acres | $96,000 Oct 2014 | $3,142 2025 | Assessor + 4 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
601 S Union St |
3 ba · 2,602 sqft built 1945 · 0.241 acres | $197,000 May 2019 | $3,920 2024 | Assessor + 1 Document Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
605 S Union St |
2 ba · 1,253 sqft built 1947 · 0.241 acres | — Jan 2026 | $2,166 2024 | Assessor + 4 Documents Updated Feb 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
606 S Union St |
3 bd · 2 ba · 2,213 sqft built 1946 · 0.287 acres | $76,200 Jul 1996 | $2,302 2024 | Assessor Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
607 S Union St |
0.335 acres | $814 2024 | Assessor + 2 Documents Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
608 S Union St |
3 ba · 1,805 sqft built 1925 · 0.287 acres | $156,000 Jun 2025 | $1,452 2024 | Assessor + 1 Document Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
610 S Union St |
$152 2024 | Assessor Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
702 S Union St |
2,116 sqft built 2006 · 0.387 acres | $68,000 Jul 2015 | $3,046 2025 | Assessor + 1 Document Updated Apr 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
703 S Union St |
27,872 sqft built 1976 · 3.23 acres | $300,000 Jan 2025 | $23,498 2024 | Assessor + 1 Document Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
710 S Union St |
10,340 sqft built 1948 · 0.585 acres | $100,000 Aug 1981 | $2,932 2024 | Assessor Updated Oct 2025 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
802 S Union St |
4 ba · 2,206 sqft built 1967 · 0.602 acres | $4,654 2024 | Assessor Updated Oct 2025 | 3 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
805 S Union St |
1,748 sqft built 2008 · 1.41 acres | $141,700 Dec 2024 | $6,150 2024 | Assessor Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
901 S Union St |
4,780 sqft built 2019 · 1.98 acres | $72,500 Apr 2019 | $10,128 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
909 S Union St |
5,864 sqft built 2010 · 0.983 acres | $30,000 Jul 2011 | $12,042 2024 | Assessor Updated Oct 2025 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1010 S Union St |
1,152 sqft built 2010 · 2.76 acres | $720,000 Jul 1989 | $14,642 2024 | Assessor Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1123 S Union St |
2 ba · 1,400 sqft built 2011 · 2.55 acres | $202,500 Apr 2013 | $1,992 2024 | Assessor Updated Oct 2025 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1201 S Union St |
1 ba · 1,176 sqft built 1910 | $12,000 Nov 2010 | $724 2024 | Assessor Updated Mar 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1209 S Union St |
8.38 acres | $127,500 Apr 2012 | $3,994 2024 | Assessor Updated Oct 2025 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1223 S Union St |
2 acres | $147,600 Jan 1989 | $1,034 2024 | Assessor Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1302 S Union St |
15,523 sqft built 2019 · 1.16 acres | $115,798 2024 | Assessor Updated Oct 2025 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1605 S Union St |
1 ba · 1,156 sqft built 1945 | $640 2024 | Assessor Updated Oct 2025 | 2 Owners on File Owner Occupied |