Milwaukee County property records for 12 addresses on S O Brien Ave, Cudahy, WI · Last verified September 2026
| Properties | 12 |
|---|---|
| Median Sale Price | $225,000 |
| Deeds and Mortgages on File | 15 |
| Median Price per Sqft | $107 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $4,059 |
| Median Year Built | 1958 |
| Median Ownership Tenure | 6 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5530 S O Brien Ave |
4 bd · 3,055 sqft built 1958 · 0.217 acres | $270,000 Mar 2020 | $6,763 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5538 S O Brien Ave |
4 bd · 3,055 sqft built 1958 · 0.217 acres | $259,000 Apr 2006 | $7,831 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5544 S O Brien Ave |
4 bd · 3,055 sqft built 1958 · 0.217 acres | $330,000 Apr 2021 | $2,868 2025 | Assessor + 3 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5552 S O Brien Ave |
4 bd · 3,055 sqft built 1958 · 0.217 acres | $225,000 Dec 2019 | $2,868 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5560 S O Brien Ave |
3 bd · 2 ba · 1,843 sqft built 1923 · 0.196 acres | — May 2016 | $4,365 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5566 S O Brien Ave |
3 bd · 1.5 ba · 1,603 sqft built 1968 · 0.236 acres | $172,000 May 2019 | $4,802 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5572 S O Brien Ave |
4 bd · 1 ba · 1,296 sqft built 1957 · 0.157 acres | $101,000 Apr 2019 | $4,023 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5576 S O Brien Ave |
3 bd · 1 ba · 1,296 sqft built 1957 · 0.157 acres | $100,000 Oct 2020 | $2,767 2025 | Assessor + 4 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5582 S O Brien Ave |
4 bd · 1 ba · 1,296 sqft built 1957 · 0.157 acres | $211,500 Oct 2023 | $4,059 2025 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5606 S O Brien Ave |
4 bd · 1 ba · 1,296 sqft built 1957 · 0.157 acres | $25,750 Aug 2021 | $3,552 2025 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5610 S O Brien Ave |
2 bd · 1.5 ba · 978 sqft built 1920 · 0.236 acres | $63,000 Aug 1992 | $3,768 2025 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5616 S O Brien Ave |
3 bd · 1.5 ba · 1,350 sqft built 1974 · 0.216 acres | $265,000 Feb 2024 | $4,607 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |