Milwaukee County property record for 1233 S 21st St, Milwaukee, WI 53204
| Property Type | Triplex |
|---|---|
| Details | 6 bd · 4 ba · 3,290 sqft · built 1883 |
| Lot Size | 0.113 acres (4,900 sqft) |
| Owner | Individual Name on File |
| Last Sale | $125,000 (Apr 2023) |
| Tax Bill | $4,589 (2025) |
| Deeds & Mortgages | Apr 2023 Sale & Mortgage Apr 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 434-0457-100 |
| Primary APN | 434-0457-100 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 14 Rooms |
| Units | 4 Units |
| Stories | 1 Story |
| Building Area | 3,290 sqft Living Area |
| 1st Floor Area | 3,290 sqft |
| Basement Area | 2,000 sqft |
| Year Built | Built 1883 |
|---|---|
| Effective Year Built | Effective 1883 |
| Architectural Style | Triplex |
| Exterior Material | Frame Wood |
| Lot Area | 4,900 sqft (0.113 acres) |
| Heating System | HVAC |
|---|
| Street Address | 1233 S 21ST ST |
|---|---|
| City | MILWAUKEE |
| State | WI |
| Zip | 53204-2025 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | RT4 |
| Legal Description | CLARKS ADDN IN SW 1/4 SEC 31-7-22 BLOCK 40 E 140 (S 20 LOT 5 & N 15 LOT 6) |
| Legal Range | 22E |
| Legal Township | 07N |
| Legal Section | 31 |
| Legal Subdivision | CLARKS ADDN |
| Legal Block | 40 |
| Legal Lot Number | 5,6 |
| Jurisdiction | MILWAUKEE WI |
| Township / Civil Division | MILWAUKEE |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 16300 |
1233 S 21st St, a triplex, is owned and occupied by an individual who bought it in April 2023.
Source: Milwaukee County records, as of October 13, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1233 S 21ST ST, MILWAUKEE, WI 53204-2025 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 28, 2023 | Warranty Deed, Transfer · Conventional Mortgage GUILD MORTGAGE CO |
| Apr 2, 2020 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 28, 2023 · Amount on File |
| Deed Sale | Apr 28, 2023 · Amount on File |
| Deed Document Number | 202311333374 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | MILWAUKEE WI |
| Recording Date | Apr 28, 2023 |
| Property Address | 1233 S 21ST ST, MILWAUKEE, WI 53204-2025 |
| Document Number | 0011333374 |
| Instrument Date | Apr 27, 2023 |
| Instrument | 11333374 |
| Transaction Type | Transfer |
| Record Updated | Jun 18, 2026 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $375.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Number | 0011333375 |
|---|---|
| Date | Apr 28, 2023 |
| Instrument | 11333375 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2053 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MILWAUKEE WI |
| Property Address | 1233 S 21ST ST, MILWAUKEE, WI 53204-2025 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0010965679 |
|---|---|
| Date | Apr 2, 2020 |
| Instrument | 10965679 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2050 |
The 2025 property tax bill for 1233 S 21st St was $4,589, up 68.5% from the year before.
Source: Milwaukee County assessment roll, as of September 3, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Milwaukee County |
| Municipality | Milwaukee City |
| Unified School District | Milwaukee School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,589.00 (+68.53%) | $237,300 (+76.04%) Land $8,900 Building $228,400 | |
| 2024 | $2,723.00 | $134,800 Land $8,100 Building $126,700 | |
| 2023 | $114,900 (+20.19%) | ||
| 2022 | $2,276.00 | $95,600 Land $8,100 Building $87,500 | $95,600 Land $8,100 Building $87,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1233 S 21st St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1997.
Source: FEMA National Flood Hazard Layer, effective October 26, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (1997–1998) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Aug 1998 · Severe Storms And Flooding |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 1233 S 21st St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MILWAUKEE WATERWORKS serves 626,000 people · EPA ID WI2410100 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | 5 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 1,154 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| PCs for People Fixed Wireless | 100 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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