Duplexes in Sonoma County | Reonomy

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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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 $1,929 $2,043 $1,921
Average sold price $418,681 $1,099,363 $738,139
Median sold price $181,477 $594,676 $616,750
Number of sales 123,587 8,910 200
Number of sales over $250k 48,360 7,532 182
Number of sales over $1m 8,001 2,300 28
Number of sales over $10m 360 87 --
Average total tax amount $4,137 $6,289 $5,838
Average assessed value $185,854 $521,221 $507,063
Average market value $301,667 $521,221 $507,063

Sonoma County duplex property averages

Property averages United States California Sonoma County
Average lot size 37,183 sf 20,091 sf 89,294 sf
Median lot size 6,055 sf 6,414 sf 7,753 sf
Average building area 140 sf 299 sf 280 sf
Median building area 69 sf 182 sf 238 sf
Median year built -- 1947 1963
Average number of units 2 2 1
Median number of units -- 2 --

Sonoma County duplex total supply

Supply United States California Sonoma County
Number of parcels 2,010,206 246,773 5,489
Aggregate lot acerage 117,420,112 110,993 11,145
Aggregate building area 151,462,078 sf 22,644,253 sf 553,797 sf
Aggregate units -- 505,987 8,034

Sonoma County duplex industrial mortgages

Debt United States California Sonoma County
Number of mortgages -- 1,166,499 27,246
Average value of mortgages -- $315,939 $276,204

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