Maricopa County property record for 398 S Mill Ave, Tempe, AZ 85281
| Property Type | Office Building |
|---|---|
| Details | 21,234 sqft · built 1899 |
| Lot Size | 0.104 acres (4,539 sqft) |
| Owner | Owner Name on File |
| Last Sale | $2,000,000 (Apr 1998) |
| Tax Bill | $12,982 (2025) |
| Deeds & Mortgages | Sep 2025 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 132-29-091 |
| Primary APN | 132-29-091 |
|---|---|
| Alternative APN |
|
| Stories | 3 Stories |
|---|---|
| Building Area | 21,234 sqft Total Area |
| 1st Floor Area | 21,234 sqft |
| Elevator | Elevator |
| Year Built | Built 1899 |
|---|---|
| Exterior Material | Stucco |
| Construction Type | Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 4,539 sqft (0.104 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Package Unit |
| Account Number | 1513201995 |
|---|---|
| Street Address | 398 S MILL AVE |
| City | TEMPE |
| State | AZ |
| Zip | 85281-2819 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Local Zoning Code | CC |
| Legal Description | TEMPE LOT 10 BLK 59 EX W 12.5' |
| Legal Range | 04E |
| Legal Township | 01N |
| Legal Section | 15 |
| Legal Quarter | SW |
| Quarter-Quarter Section | NW |
| Legal Subdivision | TEMPE BLOCKS 68, 69, 70 |
| Legal Block | 59 |
| Legal Lot Number | 10 59 |
| Jurisdiction | MARICOPA AZ |
| Township / Civil Division | PHOENIX |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 318700 |
The current owner of 398 S Mill Ave bought it in April 1998.
Source: Maricopa County records, as of November 20, 2025
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 610 SANTA MONICA BLVD STE 206, 206, SANTA MONICA, CA 90401-1645 |
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 | Name on Deed |
|---|---|
| Last Sale | Apr 7, 1998 · Amount on File |
| Deed Sale | Apr 7, 1998 · Amount on File |
| Deed Document Number | 19980279400 |
| Deed Book / Page | 132 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARICOPA AZ |
| Property Address | 398 S MILL AVE, TEMPE, AZ 85281-2819 |
| Transaction Type | Mortgage |
| Record Updated | Oct 16, 2025 |
| Title Company | THOMAS TITLE AND ESCROW, THOMAS TITLE & ESCROW |
| Name | Verified Name |
|---|---|
| Address | 610 SANTA MONICA BLVD 227, 227, SANTA MONICA, CA 90401-1632 |
| Document Number | 0000556143 |
|---|---|
| Date | Sep 26, 2025 |
| Instrument | 20250556143 |
| Name | MILL AVENUE OFFICE LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | SCOTTSDALE, AZ 85260 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 398 S Mill Ave was $12,982.
Source: Maricopa County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Arizona |
| County | Maricopa County |
| Municipality | Tempe City |
| Elementary School District | Tempe School District (PK - 08) |
| Secondary School District | Tempe Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $226,641 | $1,462,200 Land $477,700 Building $984,500 | |
| 2025 | $12,982.00 | ||
| 2024 | $410,322 | $2,486,800 Land $363,100 Building $2,123,700 | |
| 2023 | $12,735.00 |
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 398 S Mill Ave in Zone X, an area of moderate flood risk.
Source: FEMA National Flood Hazard Layer, effective October 2, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| 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 398 S Mill Ave 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 | CITY OF TEMPE serves 165,000 people · EPA ID AZ0407100 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2026 |
| Lead | 4 ppb (2022–2024) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Apr 2017 |
|---|---|
| Treatment and Procedure | Treatment report not submitted Oct 2017 |
| 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.
Source: FCC Broadband Data Collection, based on 314 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable · Fiber in parts of the area | 2,000 / 100 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Tristate Wi-Fi by Wi-Fiber Fixed Wireless | 400 / 400 |
| AirFiber WISP Fixed Wireless | 100 / 25 |
May also be available: AT&T, CenturyLink, GeoLinks, T-Mobile.
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