Miami-Dade County property record for 3521 William Ave, Miami, FL 33133
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 1 ba · 1,575 sqft · built 1959 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $3,427 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 01-4121-007-5580 |
| Primary APN | 01-4121-007-5580 |
|---|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,575 sqft Living Area |
| Gross Area | 1,655 sqft |
| 1st Floor Area | 1,575 sqft |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Exterior Material | Concrete Block/Hollow Tile/Frame |
| Construction Type | Concrete Block |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Street Address | 3521 WILLIAM AVE |
|---|---|
| City | MIAMI |
| State | FL |
| Zip | 33133-5728 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 0100 |
| Legal Description | 21 54 41 FROW HOMESTEADPB B-106 LOT 16BLK 31 LOT SIZE 50.000 X 100 COC 24161-0185 25567-2981 0106 4 |
| Legal Range | 41E |
| Legal Township | 54S |
| Legal Section | 21 |
| Legal Subdivision | FROW HOMESTEAD |
| Legal Block | 31 |
| Legal Lot Number | 16 |
| Jurisdiction | DADE FL |
| Township / Civil Division | MIAMI |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 7200 |
Source: Miami-Dade County records, as of October 21, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3521 WILLIAM AVE, MIAMI, FL 33133-5728 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 17, 2007 |
| Transfer Doc | 0000421584 |
| Record Updated | Oct 29, 2026 |
Source: Miami-Dade County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | Florida |
| County | Miami-Dade County |
| Municipality | Miami City |
| Unified School District | Dade County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,427.00 (+4.32%) Homeowner's exemption | $194,653 (+6.25%) | $595,630 (+0.08%) Land $462,500 Building $133,130 |
| 2023 | $3,285.00 (+3.3%) Homeowner's exemption | $183,196 (+3%) | $595,140 (+32.95%) Land $462,500 Building $132,640 |
| 2022 | $3,180.00 Homeowner's exemption | $177,861 | $447,640 Land $315,000 Building $132,640 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective January 25, 2026 · 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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 2 (1992–2000) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Oct 2000 · Severe Storms And Flooding |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 97.6% of Florida |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | MDWASA - MAIN SYSTEM serves 2,377,460 people · EPA ID FL4130871 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | 3 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 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.
Source: FCC Broadband Data Collection, based on 510 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 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Google Fiber, Hotwire Communications.
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