King County property record for 3945 SW Monroe St, Seattle, WA 98136
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,050 sqft · built 1909 |
| Lot Size | 0.097 acres (4,209 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $150,000 (Jul 1990) |
| Tax Bill | $7,519 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 301330-0840 |
| Primary APN | 301330-0840 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,050 sqft Living Area |
| Gross Area | 1,640 sqft |
| 1st Floor Area | 1,050 sqft |
| Basement Area | 590 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1989 |
| Lot Area | 4,209 sqft (0.097 acres) |
| Porch | Open Porch |
| Porch Area | 40 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 301330084007 |
|---|---|
| Street Address | 3945 SW MONROE ST |
| City | SEATTLE |
| State | WA |
| Zip | 98136-2334 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | NR3 |
| Legal Description | HAINSWORTHS FAUNTLEROY GROVE ADD PLAT BLOCK: 7 PLAT LOT: 4 |
| Legal Range | 03 |
| Legal Township | 24 |
| Legal Section | 35 |
| Legal Subdivision | HAINSWORTHS FAUNTLEROY GROVE ADD |
| Legal Block | 7 |
| Legal Lot Number | 4 |
| Jurisdiction | KING WA |
| Township / Civil Division | SEATTLE |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 11602 |
3945 SW Monroe St is owned and occupied by two individuals who bought it in July 1990.
Source: King County records, as of July 7, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3945 SW MONROE ST, SEATTLE, WA 98136-2334 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 25, 1990 · Amount on File |
| Deed Sale | Jul 25, 1990 · Amount on File |
| Deed Document Number | 19907270837 |
| Deed Book / Page | 17 / 41 |
| Record Updated | Sep 20, 2026 |
The 2026 property tax bill for 3945 SW Monroe St was $7,519.
Source: King County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Washington |
| County | King County |
| Municipality | Seattle City |
| Unified School District | Seattle Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $7,519.00 | ||
| 2025 | $696,000 (+4.82%) Land $341,000 Building $355,000 | $696,000 (+4.82%) Land $341,000 Building $355,000 | |
| 2024 | $6,696.00 | $664,000 Land $324,000 Building $340,000 | $664,000 Land $324,000 Building $340,000 |
| 2022 | $6,162.00 | $696,000 Land $322,000 Building $374,000 | $696,000 Land $322,000 Building $374,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3945 SW Monroe St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 23, 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 |
| Nearby Flood Policies | 2 in force |
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 3945 SW Monroe 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 | SEATTLE PUBLIC UTILITIES serves 1,161,961 people · EPA ID WA5377050 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2025 |
| Lead | 2 ppb (2025) 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 874 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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