Baltimore County property record for 521 Alter Ave, Baltimore, MD 21208
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,086 sqft · built 1953 |
| Lot Size | 0.137 acres (5,992 sqft) |
| Owner | Company Name on Record |
| Last Sale | $120,000 (Dec 2009) |
| Tax Bill | $1,390 (2023) |
| Deeds & Mortgages | Sep 2023 Sale |
| APN | 03-0312022600 |
| Primary APN | 03-0312022600 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,086 sqft Total Area |
| 1st Floor Area | 1,086 sqft |
| Basement Area | 516 sqft |
| Finished Basement | 516 sqft |
| Fireplace | Fireplace |
| Year Built | Built 1953 |
|---|---|
| Architectural Style | Conventional |
| Exterior Material | Brick |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 5,992 sqft (0.137 acres) |
| Lot Width | 55 ft Width |
| Porch | Open Porch |
| Porch Area | 84 sqft |
| Patio Area | 144 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Sewer | Connected |
| Account Number | 0312022600 |
|---|---|
| Old Parcel Number | 30312022600 |
| Street Address | 521 ALTER AVE |
| City | BALTIMORE |
| State | MD |
| Zip | 21208-5911 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 521 ALTER AVE ES WILLIAMSBURG |
| Legal Section | 3 |
| Legal Subdivision | WILLIAMSBURG |
| Legal Block | M |
| Legal Lot Number | 10 |
| Jurisdiction | BALTIMORE MD |
| Township / Civil Division | 3 |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 403201 |
Source: Baltimore County records, as of October 3, 2023
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 21, 2009 · Amount on Record |
| Deed Sale | Dec 21, 2009 · Amount on Record |
| Prior Sale | Dec 29, 2009 · Amount on Record |
| Deed Document Number | 0289940390 |
| Deed Book / Page | 028994 / 000390 |
| Last Transfer Date | Sep 22, 2023 |
| Transfer Doc | 0484080272 |
| Record Updated | Jun 7, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BALTIMORE MD |
| Recording Date | Sep 22, 2023 |
| Property Address | 521 ALTER AVE, BALTIMORE, MD 21208-5911 |
| Document Number | 0484080272 |
| Book / Page | 48408 / 272 |
| Instrument Date | Jun 28, 2023 |
| Transaction Type | Transfer |
| Record Updated | Oct 4, 2023 |
| Amount | Amount Recorded |
|---|---|
| Tax | $3,296.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
Source: Baltimore County assessment roll, as of July 1, 2023
| Type | Name |
|---|---|
| State | Maryland |
| County | Baltimore County |
| Unified School District | Baltimore County Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2023 | $1,390.00 Homeowner's exemption | $178,600 | $201,400 Land $59,800 Building $141,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 3 (1979–2005) |
| Most Recent Claim | Apr 2005 · other causes |
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 96% of Maryland |
|---|---|
| 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 | CITY OF BALTIMORE serves 1,600,000 people · EPA ID MD0300002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2024 |
| Lead | 3 ppb (2022–2024) action level 15 ppb |
| Water Quality | Total trihalomethanes not recorded as resolved · Apr 2026 E. coli resolved · Sep 2022 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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 365 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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