Highlights
- The average rent for office space in San Carlos is $75.12 per square foot, 12.14% lower compared to the previous year.
- The market’s vacancy rate stands at 34.97%, higher than the state average of California, which is 18.44%.
2025 Office Space Rent & Sales
- $75.12 2025 Avg. Asking Rent
- -12.14% Y-o-Y Avg. Asking Rent Change
- 34.97% 2025 Office Vacancy Rate
What is the average asking rent price for office space in San Carlos?
Average asking rents for office space here stand at $75.12 per square foot. The local office market recorded an average vacancy rate of 34.97% in 2025, unchanged from 34.97% in 2024.
San Carlos, CA Office Asking Rents by Class
What is the average office rent per square foot by property class in CA?
- Avg. Asking Rent Class A & A+$58.81
- Avg. Asking Rent Class B$37.82
- Avg. Asking Rent Class C$22.26
For comparison, the average rent for Class A and A+ office space in California was $58.81 per square foot. The state-wide average for Class B space was $37.82 per square foot, and Class C office spaces averaged $22.26 per square foot.
2025 Office Construction in San Carlos, CA
- San Carlos, CA Total SF completed in 2025 348,134
How much office space was built in San Carlos in 2025?
What are the largest recent office completions in San Carlos?
The largest recent office completion here is The Alexandria District for Science & Technology - Building 2 at 276,945 square feet, completed in 2021. The next largest completions are Portal 405 and Brittan West.
| Office building | Address | SF | Completed |
|---|---|---|---|
| Portal 405 | 405 Industrial Road, 94070 | 240,000 | 2025 |
| 1030 Brittan Ave | 1030 Brittan Ave, 94070 | 108,134 | 2025 |
| Brittan West | 1091 Industrial Road, 94070 | 173,731 | 2024 |
| 993 Laurel St | 993 Laurel St, 94070 | 17,847 | 2024 |
| 777 Industrial | 777 Industrial Rd, 94070 | 147,000 | 2023 |
| The Alexandria District for Science & Technology - Building 2 | 835 Industrial Road, 94070 | 276,945 | 2021 |
| San Carlos Business Park | 985 Industrial Rd, 94070 | 27,303 | 2006 |
| Skyway Landing I | 959 Skyway Road, 94070 | 119,200 | 2000 |
| The Brittan Building | 990 Industrial Rd, 94070 | 27,710 | 1990 |
| San Carlos Technology Park - 1501-1581 Industrial Road | 1501 Industrial Road, 94070 | 103,000 | 1980 |
See reports for other markets
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Disclaimer
All information on this page is based on city-level data that includes properties equal to or larger than 25,000 square feet.
Averages were calculated based on values dated between January 1st and December 31st 2025. Construction pipeline data represented herein is valid as of January 2026.
While every effort was made to ensure the accuracy of the data presented in this report, the information is provided “as is” and neither CommercialCafe nor Yardi Research Data can guarantee that the information provided is complete.