Duplexes in Alameda County | Reonomy

Duplexes in Alameda County

Unlock property data on 12,822 duplexes in Alameda County. Search through Alameda 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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Alameda County duplex sold prices and values

Values and sold prices (last 24 months) United States California Alameda County
Average price/sqft $1,970 $2,048 $1,950
Average sold price $400,478 $1,030,076 $889,916
Median sold price $180,566 $595,132 $762,416
Number of sales 175,726 12,877 658
Number of sales over $250k 68,742 10,920 610
Number of sales over $1m 11,101 3,263 179
Number of sales over $10m 398 93 3
Average total tax amount $4,179 $6,455 $6,752
Average assessed value $190,179 $548,981 $503,564
Average market value $307,943 $548,981 $503,564

Alameda County duplex property averages

Property averages United States California Alameda County
Average lot size 37,168 sf 20,096 sf 5,119 sf
Median lot size 6,054 sf 6,414 sf 4,854 sf
Average building area 140 sf 298 sf 240 sf
Median building area 69 sf 182 sf 193 sf
Median year built 1939 1946 1922
Average number of units 2 2 1
Median number of units 2 2 2

Alameda County duplex total supply

Supply United States California Alameda County
Number of parcels 2,010,206 246,773 12,835
Aggregate lot acerage 117,420,630 111,123 1,473
Aggregate building area 151,473,441 sf 22,648,895 sf 1,114,306 sf
Aggregate units 3,606,350 506,431 24,904

Alameda County duplex industrial mortgages

Debt United States California Alameda County
Number of mortgages 5,606,713 1,166,859 64,657
Average value of mortgages $279,711 $315,879 $254,929

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