Allegheny County property record for 320 William St, Millvale, PA 15209
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,480 sqft · built 1900 |
| Lot Size | 0.067 acres (2,902 sqft) |
| Owner | Individual Name on File |
| Last Sale | $177,000 (Nov 2023) |
| Tax Bill | $504 (2026) |
| Deeds & Mortgages | Nov 2023 Sale & Mortgage Apr 2023 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-P-187 |
| Primary APN | 118-P-187 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,480 sqft Living Area |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Old Style |
| Exterior Material | Brick |
| Construction Type | Brick |
| Roof Material | Other |
| Lot Area | 2,902 sqft (0.067 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 320 WILLIAM ST |
|---|---|
| City | MILLVALE |
| State | PA |
| Zip | 15209-2348 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | WILLIAM PLAN PTS 6-7-8 LOT 49.25X58.92 WILLIAM ST IN ALL 1 1/2 STY BRK BUNG RR 320 |
| Legal Subdivision | WILLIAM PLAN |
| Legal Block | 118P |
| Legal Lot Number | 187 |
| Jurisdiction | ALLEGHENY PA |
| Township / Civil Division | MILLVALE |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 427000 |
320 William St is owned and occupied by an individual who bought it in November 2023.
Source: Allegheny County records, as of October 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 320 WILLIAM ST PA, PA |
| 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 |
|---|---|
| Nov 14, 2023 | Warranty Deed, Transfer · Conventional Mortgage NATIONWIDE MORTGAGE BANKERS INC |
| Apr 14, 2023 | Warranty Deed, Transfer · Conventional Mortgage HOWARD HANNA MORTGAGE SERVICES |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 14, 2023 · Amount on File |
| Deed Sale | Nov 14, 2023 · Amount on File |
| Prior Sale | Apr 14, 2023 · Amount on File |
| Deed Book / Page | 19493 / 439 |
| Prior Transfer Date | Jan 9, 1970 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ALLEGHENY PA |
| Recording Date | Nov 14, 2023 |
| Property Address | 320 WILLIAM ST, MILLVALE, PA 15209-2348 |
| Document Number | 0194930439 |
| Book / Page | 19493 / 439 |
| Instrument Date | Nov 3, 2023 |
| Instrument | 2023-30577 |
| Transaction Type | Transfer |
| Record Updated | Jan 17, 2024 |
| Title Company | THREE RIVERS TITLE SERVICES INC, THREE RIVERS STLMNT SVCS INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 320 WILLIAM ST, MILLVALE, PA 15209-2348 |
| Document Number | 0202357915 |
|---|---|
| Date | Nov 14, 2023 |
| Instrument | 2023-57915 |
| Name | NATIONWIDE MORTGAGE BANKERS INC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ALLEGHENY PA |
| Recording Date | Apr 14, 2023 |
| Property Address | 320 WILLIAM ST, MILLVALE, PA 15209-2348 |
| Document Number | 0192660056 |
| Book / Page | 19266 / 56 |
| Instrument Date | Apr 10, 2023 |
| Instrument | 2023-09132 |
| Transaction Type | Transfer |
| Record Updated | May 31, 2023 |
| Title Company | AVID SETTLEMENT INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 320 WILLIAM ST, MILLVALE, PA 15209-2348 |
| Document Number | 0202317319 |
|---|---|
| Date | Apr 14, 2023 |
| Instrument | 2023-17319 |
| Name | HOWARD HANNA MORTGAGE SERVICES |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
The 2026 property tax bill for 320 William St was $504 with a homeowner's exemption, down 84.8% from the year before.
Source: Allegheny County assessment roll, as of June 3, 2026
| Type | Name |
|---|---|
| State | Pennsylvania |
| County | Allegheny County |
| Municipality | Millvale Borough |
| Unified School District | Shaler Area School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $504.00 (-84.81%) Homeowner's exemption | $78,500 (-) Land $19,300 Building $59,200 | $96,500 (-) Land $19,300 Building $77,200 |
| 2025 | $3,318.00 (+89.38%) | $78,500 Land $19,300 Building $59,200 | $96,500 Land $19,300 Building $77,200 |
| 2024 | $1,752.00 (+71.93%) | ||
| 2023 | $1,019.00 Homeowner's exemption | $27,000 Land $11,100 Building $15,900 | |
| 2012 | $96,500 Land $19,300 Building $77,200 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 320 William St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 39 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 39 in force |
| Nearby Flood Claims | 148 (1978–2021) |
| Claims Outside the SFHA | 17 of 148 |
| Most Recent Claim | Sep 2021 · river or lake 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.
Wildfire risk around 320 William St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.3% of Pennsylvania |
|---|---|
| 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 | PITTSBURGH WATER & SEWER AUTH serves 520,000 people · EPA ID PA5020038 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2024 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line replacement Jul 2018 |
| Monitoring and Reporting | 30 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 541 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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