Duplex properties in Illinois

Unlock property data on all 15,898 Duplex Properties in Illinois. Search across 100 counties to find the Illinois property records you need, and get in touch with Duplex owners in any market. Discover off-market properties likely to sell, refinance, or renovate, or find recent buyers and sellers.

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Popular searches around Illinois

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

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Illinois duplex sold prices and values

Values and sold prices (last 24 months) United States Illinois
Average price/sqft $196 $101
Median price/sqft $92 $62
Average sold price $403,672 $178,273
Median sold price $179,597 $107,115
Number of sales 186,629 1,585
Number of sales over $250k 72,684 164
Number of sales over $1m 11,773 21
Number of sales over $10m 363 --
Average total tax amount $4,322 $3,243
Average assessed value $179,610 $35,821
Average market value $314,560 $107,449

Illinois duplex property averages

Property averages United States Illinois
Average lot size 34,671 sf 11,028 sf
Median lot size 6,044 sf 7,423 sf
Average building area 139 sf 94 sf
Median building area 68 sf 58 sf
Median year built 1940 1969
Average number of units 2 2
Median number of units 2 2

Illinois duplex total supply

Supply United States Illinois
Number of parcels 2,006,792 15,912
Aggregate lot acerage 117,318,992 3,529
Aggregate building area 149,915,563 sf 824,546 sf
Aggregate units 3,644,821 28,761

Illinois duplex industrial mortgages

Debt United States Illinois
Number of mortgages 5,576,249 52,326
Average value of mortgages $278,926 $175,047

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