Listed by William Severi of North Bay Property Advisors
1200 Sonoma Ave The front building at 1200 Sonoma Ave, covering 8,725 square feet, is a vacant shell, presenting a unique opportunity for customization. With a significant portion of its interior reduced to stud wall framing, this single-story building is a blank canvas, ready for tailored renovations to suit a variety of uses: Office (Permitted) or Multi-Family Residential (with a Use Permit). The expansive 58,806 square foot lot enhances the property's appeal, offering ample parking and flexibility for future development or tenant-specific improvements. Situated in the heart of Santa Rosa, this property benefits from its proximity to key business and medical hubs, making it a versatile investment with significant value-add potential. 1210 Sonoma Ave Discover a prime commercial opportunity at 1200 & 1210 Sonoma Ave, Santa Rosa, CA 95404, featuring two office buildings totaling approximately 12,655 square feet on a single 1.35 acre parcel in a desirable Commercial Office (CO) zoning district. The back building at 1210 Sonoma Ave, measuring 3,930 square feet, is in excellent condition and fully leased to Sutter Bay Medical Foundation, a reputable tenant. This well-maintained building offers modern amenities, including ADA accessibility, forced air central heating, and a concrete perimeter foundation, making it ideal for professional or medical office use. With 55 parking spaces and a strategic location in Santa Rosa's thriving commercial corridor, this property provides immediate operational stability for investors or owner-occupants. Highest & Best Use Several comparable office buildings in Santa Rosa have been successfully converted to multi-family residential properties, suggesting a viable repositioning strategy for the 1200 building. This analysis assesses whether maintaining both properties as office use or converting the 1200 building to multi-family residential use (while retaining the 1210 building as a medical office) represents the highest and best use, incorporating a 24-month stabilization period for 1200 Sonoma, depreciation, rental 2 income, vacancy rates, operating expenses, reserves, improvement costs, purchase price, debt service at 50percent LTV, Year 1 and 7-year pre-tax and after-tax cash-on-cash returns with sale, a 10-year holding period analysis without sale, and taxes on sale proceeds (27percent capital gains, 25percent depreciation recapture). SEE ATTACHED HIGHEST AND BEST USE ANALYSIS

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Based on information submitted to CA_BAREIS as of August 21, 2026 7:03 AM UTC . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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