San Bernardino County property record for 300 N Mountain Ave, Upland, CA 91786 · Last verified July 2026
| Property Type | Commercial > Office > Commercial Office |
|---|---|
| Year Built | Built 1981 |
| Square Footage | 36,914 sqft Gross Area |
| Lot Size | 1.95 acres |
| Tax Bill | $15,266.00 (2025) |
| Primary APN | 1007-531-07-0000 |
|---|
| Units | 3 Units |
|---|---|
| Building Area | 36,914 sqft Gross Area |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Construction Type | Wood Construction |
| Fire Resistance Class | Buildings having wood or wood and steel frames. |
| Lot Area | 84,942 sqft |
| Total Buildings | 4 Total Buildings |
| Sewage | Municipal Sewage |
|---|---|
| Water Source | Commercial Water Source |
| Street Address | 300 N MOUNTAIN AVE |
|---|---|
| City | UPLAND |
| State | CA |
| Zip | 91786-5115 |
| Property Usage | Commercial Property Usage |
| Type | Commercial > Office > Commercial Office |
| Legal Description | PARCEL MAP 3561 PARCEL NO 1 EX ST PER 1-22-91 #91-023609 |
| Legal Block | 1 |
| Jurisdiction | SAN BERNARDINO CA |
| Minor Civil Division | ONTARIO |
| Census Blockgroup | 1 |
| Census Block | 1003 |
| Census Tract | 823 |
Source: San Bernardino County records · APN 1007-531-07-0000
Assessment roll updated July 14, 2026 · Last verified July 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 | 15 VIA BELLA, RANCHO MIRAGE, CA 92270-5608 |
| Owner Type | Owner is a Company |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Apr 29, 2026 | Deed of Trust, Mortgage · Conventional Mortgage ORANGE COUNTY FEDERAL CREDIT UNION |
| Jun 05, 2018 | Loan Modification, Mortgage AMERICAN PLUS BK NA |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Apr 03, 2008 |
| Transfer Doc | 0000419927 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Apr 29, 2026 |
| Property Address | 300 N MOUNTAIN AVE, UPLAND, CA 91786-5115 |
| Document Number | 0000108257 |
| Instrument Date | Apr 22, 2026 |
| Instrument | 2026108257 |
| Transaction Type | Mortgage |
| Record Updated | Jul 28, 2026 |
| Title Company | COMMONWEALTH LAND TITLE INSURANCE, COMMONWEALTH LAND TITLE |
| Name | Verified Name |
|---|---|
| Relationship | 266 |
| Address | 15 VIA BELLA, RANCHO MIRAGE, CA 92270-5608 |
| Document Number | 0000108257, |
|---|---|
| Date | Apr 29, 2026 |
| Instrument | 2026108257 |
| Name | ORANGE COUNTY FEDERAL CREDIT UNION |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | May 01, 2036 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.38% |
| Initial Type | Adjustable Rate |
| Adjustable | Document includes a rider for adjustable-rate mortgage with a specific rate change date. |
| Max Rate | -1% |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 300 N MOUNTAIN AVE, UPLAND, CA 91786-5115 |
| Document Number | 0000206841 |
| Instrument Date | Jun 05, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jun 18, 2018 |
| Title Company | STEWART TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 9 OVERLOOK DR NEWPORT COAST CA 926571300, NEWPORT COAST, CA 92657-1300 |
| Document Number | 0000206841 |
|---|---|
| Date | Jun 07, 2018 |
| Instrument | 206841 |
| Name | AMERICAN PLUS BK NA |
|---|---|
| Type | Bank |
| Address | 630 W DUARTE RD, ARCADIA, CA 91007-9205 |
| Amount | Amount Recorded |
|---|
Source: San Bernardino County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | San Bernardino County |
| Municipality | Upland City |
| Unified School District | Upland Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,410,962 (+2%) Land $595,741 Building $815,221 | |
| 2025 | $15,266.00 (+4.84%) | $1,383,296 (+4.04%) Land $584,060 Building $799,236 |
| 2023 | $14,561.00 (+2.19%) | $1,329,581 Land $561,380 Building $768,201 |
| 2022 | $14,249.00 |
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