Maricopa County property record for 300 W Osborn Rd, Phoenix, AZ 85013 · Last verified April 2026
| Property Type | Commercial > Office > Commercial Office |
|---|---|
| Year Built | Built 1981 |
| Square Footage | 55,442 sqft Gross Area |
| Lot Size | 18,595 sqft (0.427 acres) |
| Tax Bill | $59,772.00 (2025) |
Source: Maricopa County records · APN 118-30-016
Assessment roll updated October 22, 2025 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 3507 N CENTRAL AVE, 500, PHOENIX, AZ 85012-2125 |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Aug 15, 2019 | Deed of Trust, Mortgage RAINBOW SIX INVS LLLP |
| Feb 28, 2019 | Quit Claim Deed, Transfer Quitclaim Document |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Refreshed | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARICOPA AZ |
| Property Address | 300 W OSBORN RD, PHOENIX, AZ 85013-3920 |
| Document Number | 0000637646 |
| Instrument Date | Aug 15, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Aug 27, 2019 |
| Title Company | NOT AVAILABLE |
| Additional |
|
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 300 W OSBORN RD PHOENIX AZ 850133920, PHOENIX, AZ 85013-3920 |
| Document Number | 0000637646 |
|---|---|
| Date | Aug 19, 2019 |
| Instrument | 637646 |
| Name | RAINBOW SIX INVS LLLP |
|---|---|
| Address | 5336 E SOLANO DR, PARADISE VALLEY, AZ 85253-5153 |
| Amount | Amount Recorded |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARICOPA AZ |
| Recording Date | Feb 28, 2019 |
| Property Address | 300 W OSBORN RD, PHOENIX, AZ 85013-3920 |
| Document Number | 0000138605 |
| Instrument Date | Feb 27, 2019 |
| Instrument | 138605 |
| Transaction Type | Transfer |
| Record Updated | Mar 06, 2019 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 3507 N CENTRAL AVE #500 PHOENIX AZ 850122125, 500, PHOENIX, AZ 85012-2125 |
Source: Maricopa County records · Assessment roll updated October 22, 2025 · Last verified April 2026
| Type | Name |
|---|---|
| State | Arizona |
| County | Maricopa County |
| Municipality | Phoenix City |
| Elementary School District | Osborn Elementary District (PK - 08) |
| Secondary School District | Phoenix Union High School District (09 - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $775,450 (+68.47%) | $5,002,901 (+47.32%) Land $1,264,453 Building $3,738,448 | |
| 2025 | $59,772.00 (-1.51%) | $460,288 (-17.85%) | $3,395,906 (-) Land $783,875 Building $2,612,031 |
| 2024 | $560,324 | $3,395,906 Land $783,875 Building $2,612,031 | |
| 2022 | $60,691.00 |
Source: FEMA National Flood Hazard Layer, Maricopa County (04013C), updated October 2, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Moderate |
| 500-Year Floodplain | Yes |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified: October 2026
| Historic District | Within the Medlock Place Historic District (Additional Documentation) listed 2006 · 160 contributing resources · NRIS 06000434 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
| Primary APN | 118-30-016 |
|---|---|
| Alternative APNs |
|
| Units | 63 Units |
|---|---|
| Building Area | 55,442 sqft Gross Area |
| 1st Floor | 55,442 sqft 1st Floor |
| Stories | 5 Stories |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1981 |
| Exterior Material | Combination Exterior |
| Construction Type | Frame Construction |
| Fire Resistance Class | Buildings having fireproofed structural steel frames carrying all wall, floor and roof loads. Wall, floor and roof structures are built of non-combustible materials. |
| Lot Area | 18,595 sqft (0.427 acres) |
| Total Buildings | 2 Total Buildings |
| Patio Area | 315 sqft Patio |
| Utility Building | 2,200 sqft Utility Building |
| Cooling System | A/C Chilled Water Cooling |
|---|---|
| Heating System | Hot Water Heating |
| Sewage | Municipal Sewage |
| Water Source | Yes (Unknown Type) Water Source |
| Street Address | 300 W OSBORN RD |
|---|---|
| City | PHOENIX |
| State | AZ |
| Zip | 85013-3920 |
| Property Usage | Commercial Property Usage |
| Type | Commercial > Office > Commercial Office |
| Legal Description | SMITH TRACT MCR 13/20 |
| Legal Range | 3E |
| Legal Township | 2N |
| Legal Section | 29 |
| Legal Subdivision | SMITH TRACT |
| Legal Lot Number | 2 |
| Jurisdiction | MARICOPA AZ |
| Minor Civil Division | PHOENIX |
| Census Blockgroup | 2 |
| Census Block | 2005 |
| Census Tract | 110501 |
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