Walla Walla County property record for 154 Costello Pl, Walla Walla, WA 99362
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,427 sqft · built 2007 |
| Lot Size | 0.238 acres (10,376 sqft) |
| Owner | Individual Name on File |
| Last Sale | $77,785 (Nov 2019) |
| Tax Bill | $5,329 (2021) |
| Deeds & Mortgages | Nov 2019 Sale |
| APN | 360733960108 |
| Primary APN | 360733960108 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 13 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 2,427 sqft Finished Area |
| 1st Floor Area | 2,427 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2007 |
|---|---|
| Architectural Style | Other |
| Exterior Material | Stucco |
| Foundation Type | Raised |
| Roof Material | Composition Shingle |
| Lot Area | 10,376 sqft (0.238 acres) |
| Garage Type | Mixed |
| Garage Area | 832 sqft |
| Carport | Carport |
| Carport Area | 211 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 232 sqft |
| Patio Area | 211 sqft |
| Shed | 1 Shed |
| Shed Area | 100 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Electric |
| Account Number | 28139 |
|---|---|
| Street Address | 154 COSTELLO PL |
| City | WALLA WALLA |
| State | WA |
| Zip | 99362-7772 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | COSTELLO ADDITION LOT 8 BLOCK 1 |
| Legal Range | 36 |
| Legal Township | 07 |
| Legal Section | 33 |
| Legal Subdivision | COSTEL |
| Legal Block | 1 |
| Legal Lot Number | 8 |
| Jurisdiction | WALLA WALLA WA |
| Township / Civil Division | WALLA WALLA-COLLEGE PLACE |
| Census Block Group | 2 |
| Census Block | 2039 |
| Census Tract | 920902 |
154 Costello Pl is owned and occupied by an individual who bought it in November 2019.
Source: Walla Walla County records, as of January 9, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 154 COSTELLO PL, WALLA WALLA, WA 99362-7772 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 20, 2019 · Amount on File |
| Deed Sale | Nov 20, 2019 · Amount on File |
| Prior Sale | Feb 1, 2010 · Amount on File |
| Deed Document Number | 2019-09586 |
| Record Updated | Jun 8, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WALLA WALLA WA |
| Recording Date | Nov 20, 2019 |
| Property Address | 154 COSTELLO PL, WALLA WALLA, WA 99362-7772 |
| Document Number | 0201909586 |
| Map Reference | MB7PG4AF2004-14362 |
| Instrument Date | Nov 19, 2019 |
| Instrument | 2019-09586 |
| Transaction Type | Transfer |
| Record Updated | Nov 1, 2023 |
| Amount | Amount on Record |
|---|---|
| Tax | $7,425.50 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 154 COSTELLO PL, WALLA WALLA, WA 99362-7772 |
Source: Walla Walla County assessment roll, as of May 31, 2025
| Type | Name |
|---|---|
| State | Washington |
| County | Walla Walla County |
| Municipality | Walla Walla City |
| Unified School District | Walla Walla Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $716,630 Land $160,000 Building $556,630 | $716,630 Land $160,000 Building $556,630 | |
| 2023 | $650,720 (+12.68%) Land $120,000 Building $530,720 | $650,720 (+12.68%) Land $120,000 Building $530,720 | |
| 2022 | $577,470 Land $95,000 Building $482,470 | $577,470 Land $95,000 Building $482,470 | |
| 2021 | $5,329.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 154 Costello Pl; there have been 1 flood claim nearby since 2019.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Flood Insurance Cost | Premium on File median of 28 policies |
| Nearby Flood Policies | 28 in force |
| Nearby Flood Claims | 1 (2019) |
| Most Recent Claim | Apr 2019 · rainfall accumulation |
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 154 Costello Pl is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 97.1% of Washington |
|---|---|
| Wildfire Likelihood | 0.02% 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: FCC Broadband Data Collection, based on 108 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| PocketiNet Fixed Wireless · Fiber in parts of the area | 200 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| Columbia iConnect Fixed Wireless | 100 / 20 |
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