| Primary address | 2490 Mariner Square Loop, Alameda |
| Zip code | 94501 |
| County | Alameda |
| Neighborhood | West End Alameda |
| Parcel ID | 74-905-44 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 12/31/2018 |
| Sale price | $44,000,000 |
| Arm's length | Register |
| Property tax | $175,183 |
| Zoning district | Register |
| School district | Alameda Unified SCH |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
This One to Five Story Office Building (9400) located at 2490 Mariner Square Loop, Alameda, CA 94501 has a total of 42,996 square feet and a current price per square foot of $1,023.
What is the year built & the current market value of 2490 Mariner Square Loop, Alameda, CA 94501?2490 Mariner Square Loop, Alameda, CA 94501 was built in 1992 and has a current tax assessor's market value of $14,445,725.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
| Listing type | For Lease |
|---|---|
| Last updated | 04/14/2026 |
| Lot size | 8.29 Acre |
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 2490 Mariner Square Loop #100 | General Office | Listing price not available | 16,794 | Sam Swan Kristi Childers |
| 2490 Mariner Square Loop #200 | General Office | Listing price not available | 1,219 | Sam Swan Kristi Childers |
| 2490 Mariner Square Loop #215 | General Office | Listing price not available | 6,607 | Sam Swan Kristi Childers |
| Listing type | For Lease |
|---|---|
| Listing date | 04/10/2025 |
| Last updated | 05/09/2026 |
AASteel frame construction. Central East Bay location. 5 minutes from Emeryville, Berkeley, and Oakland. 20 minutes from downtown San Francisco. Immediate access to I-880, I-580, and Bay Bridge. Beautiful landscaping and campus setting. Numerous retail services. Strong Webster Street identity.
Lease Note
30 days notice for occupancy
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 2nd Floor | General Office | Listing price not available | 25,131 | Charles F. Allen |
Create a free account to view the complete sales history for 2490 Mariner Square Loop, Alameda, including title documents, transfer conditions, mortgages and liens.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 2490 Mariner Square Loop, Alameda, CA 94501. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $175,183 |
| Market value | $14,445,725 |
Here's the assessment & property tax history for 2490 Mariner Square Loop, Alameda, including the evolution of the total tax rate and corresponding property tax.
| Year | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|
| 2025-2026 | $14,445,725 | 1.2127 | $175,183 | +2.35% |
| 2024-2025 | $14,162,507 | 1.2085 | $171,154 | +4.59% |
| 2023-2024 | $13,884,860 | 1.1786 | $163,647 | +2.52% |
| 2022-2023 | $13,612,651 | 1.1726 | $159,622 | +2.88% |
| 2021-2022 | $13,345,751 | 1.1626 | $155,158 | +1.32% |
The complete history of permits filed for 2490 Mariner Square Loop, Alameda, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Access a detailed real estate market overview of Alameda so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Alameda and compare it to other neighborhoods in Alameda County.
Check out recently sold homes in Alameda and see how their prices compare.
| Total population | 63,517 |
| Median age | 40 |
| Average household income | $174,665 |
| Family households | 60.7% |
| Occupied housing units | 25,028 |
| Owner occupied units | 41.8% |
| Average number of people per household | 2 |
| Median year structure built | 1959 |
| Median value for units with a mortgage | $1,221,100 |
| Median value for units without a mortgage | $1,185,900 |
Create a free account to unlock extended information for 2490 Mariner Square Loop, Alameda, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | 0.2, AE, X (See more on map) |
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
Access the detailed traffic volume map for 2490 Mariner Square Loop, Alameda to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Here are the neighbors for 2490 Mariner Square Loop, Alameda.