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Sonoma, CA Apartment Buildings for Sale

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6 properties
16-Unit Apartment Building
Updated: Oct 3, 2025
16-Unit Apartment Building

885 Broadway, Sonoma, CA 95476

Contact for pricing
13,588 sqft
16 apartment units with studio, one‑bedroom, and two‑bedroom floor plans
13,588 square feet of building area
Unit mix includes 3 studios, 2 one‑bedroom/one‑bath, 3 two‑bedroom/one‑bath, and 8 two‑bedroom/1.5‑bath units
Significant property upgrades completed in recent years
Built in 1973
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Seven-Unit Apartment Property
Updated: Aug 25
Seven-Unit Apartment Property

18935 FIFTH ST W, Sonoma, CA 95476

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Seven‑unit property with seven bedrooms and seven baths
Main residence plus three separate guest cottages
R 2 zoning
Public water and public sewer
Natural gas available through PG&E
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8-Unit Apartment Building
8-Unit Apartment Building

355 Boyes Blvd, Sonoma, CA 95476

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7,748 sqft

Eight two-bedroom, one-bath residences with significant recent capital improvements in Sonoma.

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See what stands out in Sonoma County

We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

We check every listing here. A few are worth a second look.

Cap Rate available after sign in
NOI available after sign in
Local Demand available after sign in
Mixed-Use Retail and Apartments
Mixed-Use Retail and Apartments

18285 Sonoma Hwy, Sonoma, CA 95476

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8,340 sqft 1.13 AC lot

Contiguous parcels include a two-story wood-frame building with ground-floor retail and 10 apartment units.

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18-Unit Apartment Building
18-Unit Apartment Building

16914 Sonoma Hwy, Sonoma, CA 95476

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15,224 sqft

Two-bedroom, one-bath residences form the property’s apartment unit mix.

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Retail-Residential Property in Sonoma, CA
Retail-Residential Property in Sonoma, CA

16205 Sonoma Hwy, Sonoma, CA

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1.13 AC lot

Retail and residential suites on a 1.13-acre lot.

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Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
Based on your search, we've compiled 76 Potential Opportunities for your consideration. Besides 6 Active listings in Sonoma, CA, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 66 Off-Market properties to explore as potential leads

Opportunities in Nearby Cities

Here are 4 Similar properties we found in Nearby Locations for your consideration.

Cottage-Style Apartment Community
Cottage-Style Apartment Community

703 B Street, Petaluma, CA 94952

$5,390,000
9,360 sqft

Separate residences and landscaped common grounds create a low-density community setting.

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24-Unit Townhouse Apartment Building
24-Unit Townhouse Apartment Building

135 Freeway Dr, Napa, CA 94558

$5,250,000
22,848 sqft

Napa multifamily property with private outdoor spaces, on-site laundry, parking, and a covered community pool.

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Six-Unit Remodeled Apartment Building
Six-Unit Remodeled Apartment Building

408 Keller St, Petaluma, CA 94952

$2,695,000

Townhouse-style residences feature updated kitchens, bathrooms, finishes, and on-site parking.

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24-Unit Townhouse Apartment Building
24-Unit Townhouse Apartment Building

101 Freeway Dr, Napa, CA 94558

$5,250,000

Townhouse-style residences include private patios or backyards, on-site laundry, parking, and a covered community pool.

View details

Off-Market Properties in Sonoma, CA

Consider similar Off-Market properties in Sonoma, CA. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

180 1st E St
APARTMENT HOUSE (5+ UNITS)

180 1st E St, Sonoma, CA 95476-5767

$1,650,000
Estimated value
1,425 sqft 0.18 AC lot
View details
18840 Beatrice Dr
APARTMENT HOUSE (5+ UNITS)

18840 Beatrice Dr, Sonoma, CA 95476-4617

$315,000
Estimated value
0.51 AC lot
View details
19550 8th E St
APARTMENT HOUSE (5+ UNITS)

19550 8th E St, Sonoma, CA 95476-3855

$320,000
Estimated value
3,720 sqft 1.51 AC lot
View details
17700 Hwy 12
APARTMENT HOUSE (5+ UNITS)

17700 Hwy 12, Sonoma, CA 95476-3647

$1,445,000
Estimated value
4,940 sqft 0.21 AC lot
View details
270 1st E St
APARTMENT HOUSE (5+ UNITS)

270 1st E St, Sonoma, CA 95476-5791

Value Estimation by Request
6,656 sqft 0.81 AC lot
View details
815 1st W St
APARTMENT HOUSE (100+ UNITS)

815 1st W St, Sonoma, CA 95476-7032

Value Estimation by Request
16,848 sqft 0.91 AC lot
View details
17888 Hwy 12
APARTMENT HOUSE (5+ UNITS)

17888 Hwy 12, Sonoma, CA 95476-3683

$405,000
Estimated value
814 sqft 0.54 AC lot
View details
840 Napa St
APARTMENT HOUSE (100+ UNITS)

840 Napa St, Sonoma, CA 95476-6480

$2,975,000
Estimated value
916 sqft 1.03 AC lot
View details
18439 Riverside Dr
APARTMENT HOUSE (5+ UNITS)

18439 Riverside Dr, Sonoma, CA 95476-4296

$1,350,000
Estimated value
0.32 AC lot
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155 Agua Caliente Rd
APARTMENT HOUSE (5+ UNITS)

155 Agua Caliente Rd, Sonoma, CA 95476-3381

$2,300,000
Estimated value
10,204 sqft 0.46 AC lot
View details
822 Spain St
APARTMENT HOUSE (5+ UNITS)

822 Spain St, Sonoma, CA 95476-5932

$965,000
Estimated value
0.35 AC lot
View details
681 1st W St
APARTMENT HOUSE (5+ UNITS)

681 1st W St, Sonoma, CA 95476-7019

$390,000
Estimated value
0.31 AC lot
View details
170 Macarthur St
APARTMENT HOUSE (5+ UNITS)

170 Macarthur St, Sonoma, CA 95476-7438

$330,000
Estimated value
6,272 sqft 0.18 AC lot
View details
17475 Hwy 12
APARTMENT HOUSE (5+ UNITS)

17475 Hwy 12, Sonoma, CA 95476-8812

$1,155,000
Estimated value
992 sqft 0.55 AC lot
View details
19050 Lomita Ave
APARTMENT HOUSE (5+ UNITS)

19050 Lomita Ave, Sonoma, CA 95476-5452

$3,500,000
Estimated value
0.91 AC lot
View details
191 Verano Ave
APARTMENT HOUSE (100+ UNITS)

191 Verano Ave, Sonoma, CA 95476-5301

$525,000
Estimated value
2.78 AC lot
View details
753 1st W St
APARTMENT HOUSE (5+ UNITS)

753 1st W St, Sonoma, CA 95476-7031

$920,000
Estimated value
6,780 sqft 0.32 AC lot
View details
18014 Mulberry Ave
APARTMENT HOUSE (5+ UNITS)

18014 Mulberry Ave, Sonoma, CA 95476-3691

$2,205,000
Estimated value
744 sqft 0.67 AC lot
View details

Sonoma, CA Apartment Buildings Market Trends and Statistics

Explore 72 apartment buildings for sale in Sonoma, CA, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 44,900 square feet of properties for sale.

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Demographics Overview

Population 35K
Population Growth (5Y) -4.5%
Median Household Income $108,322
College Educated 58.0%

Taxes & Financing

Tax Rate (average for all types) 1.48%
Property Tax per SF $23.14 per SF
Tax Rate vs County Average 0.34 pp above county avg
Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in Sonoma County

New Delisted

Total CRE Inventory on Market (SF)

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