Duplexes in Sonoma County

Unlock property data on 5,489 duplexes in Sonoma County. Search through Sonoma County property records and access full owner contact information to find off-market properties likely to sell, refinance, or renovate. Find recent buyers and sellers.

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Popular searches around Sonoma County

Reonomy attracts a large community of Sonoma County commercial real estate professionals, including brokers, investors, roofers, contractors, appraisers, insurance providers, and more—many of which specialize in duplexes.

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Sonoma County duplex sold prices and values

Values and sold prices (last 24 months) United States California Sonoma County
Average price/sqft $200 $493 $374
Median price/sqft $92 $321 $345
Average sold price $408,785 $1,010,049 $753,502
Median sold price $180,563 $590,715 $650,000
Number of sales 184,832 13,779 351
Number of sales over $250k 72,464 11,701 325
Number of sales over $1m 11,782 3,430 48
Number of sales over $10m 433 97 --
Average total tax amount $4,350 $5,884 $5,747
Average assessed value $179,986 $453,671 $471,898
Average market value $314,630 -- $471,898

Sonoma County duplex property averages

Property averages United States California Sonoma County
Average lot size 34,418 sf 20,079 sf 89,237 sf
Median lot size 6,050 sf 6,414 sf 7,756 sf
Average building area 141 sf 299 sf 280 sf
Median building area 68 sf 181 sf 238 sf
Median year built 1940 1947 1963
Average number of units 2 2 1
Median number of units 2 2 --

Sonoma County duplex total supply

Supply United States California Sonoma County
Number of parcels 2,008,953 246,676 5,489
Aggregate lot acerage 117,311,014 111,007 11,146
Aggregate building area 151,392,135 sf 22,737,746 sf 553,903 sf
Aggregate units 3,664,615 503,267 8,040

Sonoma County duplex industrial mortgages

Debt United States California Sonoma County
Number of mortgages 5,588,902 1,164,718 27,255
Average value of mortgages $279,084 $314,932 $276,160

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