Williams St, Downers Grove, IL Property Records

DuPage County property records for 92 addresses on Williams St, Downers Grove, IL · Last verified October 2026

Williams St Highlights

Properties 92
Median Sale Price $365,000
Deeds and Mortgages on File 113
Median Price per Sqft $265
Owner Occupied 93%
Median Annual Tax Bill $7,050
Median Year Built 1968
Median Ownership Tenure 9 years

Properties on Williams St

Address Details Last Sale Tax Bill Records Owner

6S438 Williams St

0.58 acres — Aug 2017 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

6S566 Williams St

1 ba · 908 sqft built 1940 · 0.53 acres $170,000 Jan 2003 $5,673 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3900 Williams St

1.5 ba · 1,200 sqft built 1971 · 0.25 acres $7,910 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3901 Williams St

3 bd · 2 ba · 1,568 sqft built 1957 · 0.169 acres $265,000 Mar 2006 $5,699 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3903 Williams St

2 ba · 1,464 sqft built 1953 · 0.169 acres $310,000 Apr 2022 $5,613 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3905 Williams St

3 bd · 2 ba · 1,036 sqft built 1971 · 0.169 acres $281,000 Sep 2005 $5,900 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3907 Williams St

1 ba · 1,280 sqft built 1966 · 0.169 acres $295,000 Sep 2022 $5,782 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3909 Williams St

1 ba · 1,199 sqft built 1968 · 0.169 acres $358,000 Sep 2025 $3,600 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3910 Williams St

2 ba · 1,300 sqft built 1971 · 0.25 acres — Oct 2023 $8,269 2025 Assessor + 3 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3911 Williams St

1 ba · 1,742 sqft built 1959 · 0.169 acres $240,000 Mar 2018 $5,973 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3913 Williams St

3 bd · 1 ba · 744 sqft built 1960 · 0.169 acres $250,000 Apr 2008 $2,455 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3915 Williams St

3.5 ba · 1,598 sqft built 1967 · 0.169 acres $345,000 Jun 2017 $7,447 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3917 Williams St

1 ba · 864 sqft built 1961 · 0.169 acres $108,000 Dec 1997 $4,453 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3919 Williams St

4 bd · 2 ba · 1,199 sqft built 1968 · 0.169 acres $360,000 May 2024 $5,989 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3921 Williams St

3 bd · 2 ba · 1,050 sqft built 1957 · 0.169 acres $206,500 Aug 2008 $5,782 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3922 Williams St

2.5 ba · 1,482 sqft built 1972 · 0.25 acres $585,000 Apr 2024 $9,101 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3923 Williams St

3 bd · 2.5 ba · 1,266 sqft built 1987 · 0.169 acres $400,000 Jan 2022 $6,049 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3924 Williams St

1.5 ba · 1,202 sqft built 1972 · 0.25 acres $8,904 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3925 Williams St

2.5 ba · 1,257 sqft built 1988 · 0.169 acres $528,000 Oct 2025 $6,884 2025 Assessor + 7 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3926 Williams St

4 bd · 2.5 ba · 2,037 sqft built 1973 · 0.25 acres $390,000 Feb 2019 $10,547 2025 Assessor + 4 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3927 Williams St

1 ba · 1,144 sqft built 1976 · 0.169 acres — Aug 1996 $5,242 2025 Assessor Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3928 Williams St

2 ba · 1,680 sqft built 1973 · 0.25 acres $333,500 Oct 2017 $8,503 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3929 Williams St

3 bd · 1 ba · 1,080 sqft built 1957 · 0.169 acres $344,000 Aug 2022 $5,213 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3930 Williams St

1.5 ba · 1,202 sqft built 1973 · 0.25 acres $161,500 Oct 1997 $7,801 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

3931 Williams St

1 ba · 942 sqft built 1954 · 0.169 acres $180,000 Jun 2017 $5,296 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4000 Williams St

3 ba · 1,428 sqft built 1973 · 0.239 acres $470,000 Sep 2024 $9,179 2025 Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

4001 Williams St

2 ba · 1,215 sqft built 2018 · 0.169 acres $456,000 May 2025 $7,004 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4003 Williams St

3 bd · 1.5 ba · 1,018 sqft built 1969 · 0.169 acres $229,000 Jul 2011 $5,711 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4004 Williams St

1.5 ba · 1,668 sqft built 1973 · 0.239 acres $405,000 Feb 2023 $9,017 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

4005 Williams St

2 bd · 1 ba · 768 sqft built 1953 · 0.169 acres $140,000 Oct 2013 $4,663 2025 Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

4007 Williams St

0.169 acres $2,178 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4008 Williams St

1.5 ba · 1,592 sqft built 1973 · 0.239 acres $421,500 Dec 2018 $8,279 2025 Assessor + 3 Documents Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4010 Williams St

1.5 ba · 1,592 sqft built 1973 · 0.239 acres $8,340 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4011 Williams St

2 ba · 1,395 sqft built 1957 · 0.169 acres $5,156 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4013 Williams St

1 ba · 1,036 sqft built 1971 · 0.169 acres $275,000 May 2019 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4014 Williams St

1.5 ba · 1,602 sqft built 1973 · 0.239 acres — Jul 2006 $8,165 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4015 Williams St

3 bd · 1 ba · 1,152 sqft built 1953 · 0.169 acres $83,000 Oct 2011 $5,542 2025 Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

4016 Williams St

2.5 ba · 2,047 sqft built 1972 · 0.239 acres $10,467 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4017 Williams St

4 bd · 3.5 ba · 2,779 sqft built 2006 · 0.169 acres $555,000 Dec 2020 $14,259 2025 Assessor + 4 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4019 Williams St

2 bd · 1 ba · 768 sqft built 1953 · 0.169 acres $310,000 Oct 2026 $4,579 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4020 Williams St

4 ba · 3,668 sqft built 1973 · 0.239 acres $242,500 Jan 2011 $12,228 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4021 Williams St

1 ba · 1,724 sqft built 1952 · 0.169 acres $288,000 May 2021 $5,826 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4022 Williams St

1.5 ba · 1,559 sqft built 1972 · 0.239 acres — Aug 1995 $8,254 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4023 Williams St

3 ba · 2,221 sqft built 1992 · 0.169 acres $194,000 Feb 1999 $10,269 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4025 Williams St

1 ba · 1,013 sqft built 1963 · 0.169 acres $236,000 Feb 2024 $5,269 2025 Assessor + 2 Documents Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

4026 Williams St

1.5 ba · 1,644 sqft built 1972 · 0.239 acres $172,000 Oct 1998 $8,596 2025 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4027 Williams St

1 ba · 768 sqft built 1955 · 0.169 acres $4,266 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4028 Williams St

4 bd · 2.5 ba · 1,428 sqft built 1973 · 0.239 acres $338,000 Jul 2005 $9,259 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4029 Williams St

1 ba · 1,124 sqft built 1948 · 0.169 acres $209,000 Dec 2002 $5,097 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4031 Williams St

2 ba · 1,336 sqft built 1955 · 0.169 acres $5,341 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4032 Williams St

2.5 ba · 1,559 sqft built 1972 · 0.239 acres $515,000 Jan 2022 $8,545 2025 Assessor + 3 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4033 Williams St

1 ba · 1,152 sqft built 1947 · 0.169 acres $70,000 Feb 2013 $4,244 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4035 Williams St

3 bd · 2 ba · 1,740 sqft built 1990 · 0.169 acres $315,000 Mar 2007 $8,384 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4101 Williams St

3 bd · 2 ba · 1,229 sqft built 1949 · 0.169 acres $126,000 Oct 2013 $5,976 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4103 Williams St

2.5 ba · 1,257 sqft built 1987 · 0.169 acres $240,000 Mar 2015 $6,527 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4105 Williams St

2 ba · 1,714 sqft built 1937 · 0.169 acres $218,000 Oct 2016 $6,899 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4107 Williams St

3 bd · 2.5 ba · 1,257 sqft built 1987 · 0.169 acres $255,000 Jul 2012 $6,384 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4109 Williams St

0.26 acres $250,000 May 2004 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4113 Williams St

2 ba · 1,188 sqft built 1953 · 0.26 acres $107,000 Dec 1999 $7,609 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4115 Williams St

2 ba · 1,724 sqft built 1963 · 0.169 acres $6,649 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4117 Williams St

2 ba · 1,874 sqft built 1957 · 0.169 acres $6,987 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4119 Williams St

2 ba · 1,194 sqft built 1986 · 0.169 acres $225,000 Jun 2002 $5,789 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4121 Williams St

2.5 ba · 1,236 sqft built 1986 · 0.169 acres $320,000 Feb 2022 $6,019 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

4123 Williams St

3 bd · 1.5 ba · 1,376 sqft built 1957 · 0.169 acres $262,500 Jan 2006 $5,713 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5100 Williams St

9,322 sqft built 2007 · 0.66 acres $565,000 Nov 2006 $14,097 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5130 Williams St

1 ba · 972 sqft built 1958 · 0.269 acres $250,000 May 2024 $7,278 2025 Assessor Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

5202 Williams St

1.5 ba · 1,230 sqft built 1956 · 0.269 acres $7,082 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5228 Williams St

3 bd · 2.5 ba · 2,036 sqft built 1935 · 0.28 acres $391,000 Aug 2020 $11,222 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5230 Williams St

2 ba · 1,616 sqft built 1957 · 0.33 acres $275,000 Sep 2022 $8,219 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5232 Williams St

1 ba · 1,234 sqft built 1957 · 0.38 acres $145,000 Jul 1998 $8,201 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5234 Williams St

2 ba · 2,326 sqft built 1957 · 0.38 acres $11,179 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5300 Williams St

1 ba · 672 sqft built 1949 · 0.539 acres $150,000 Jul 2013 $6,815 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

5306 Williams St

3.5 ba · 3,948 sqft built 1955 · 0.539 acres $750,000 May 2021 $19,179 2025 Assessor + 5 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

6096 Williams St

2 ba · 1,330 sqft built 1990 · 0.53 acres $6,860 2025 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7516 Williams St

1.5 ba · 1,354 sqft built 1967 · 0.239 acres $285,000 Apr 2017 $7,669 2025 Assessor + 2 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7520 Williams St

1.5 ba · 1,222 sqft built 1967 · 0.239 acres $3,835 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7600 Williams St

3 bd · 2 ba · 1,650 sqft built 1967 · 0.25 acres $359,000 Jul 2015 $7,777 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7604 Williams St

2 ba · 1,354 sqft built 1967 · 0.25 acres $2,296 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7608 Williams St

2 ba · 1,382 sqft built 1967 · 0.25 acres $377,000 Apr 2022 $7,846 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7612 Williams St

2 ba · 1,338 sqft built 1967 · 0.269 acres $228,000 Jan 2012 $8,240 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7616 Williams St

1.5 ba · 1,624 sqft built 1968 · 0.28 acres $188,000 Apr 1998 $8,570 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7708 Williams St

3 bd · 2.5 ba · 1,722 sqft built 1967 · 0.28 acres $365,000 Mar 2021 $8,569 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7712 Williams St

3 bd · 2.5 ba · 1,326 sqft built 1968 · 0.269 acres $455,000 Nov 2020 $7,848 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7716 Williams St

3 bd · 1.5 ba · 1,326 sqft built 1967 · 0.25 acres $315,000 Oct 2004 $3,759 2025 Assessor + 1 Document Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7720 Williams St

1.5 ba · 1,326 sqft built 1968 · 0.25 acres $7,193 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7724 Williams St

2.5 ba · 1,273 sqft built 1968 · 0.25 acres $317,500 Apr 2021 $7,505 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7728 Williams St

1.5 ba · 1,273 sqft built 1968 · 0.25 acres $400,000 Sep 2025 $7,244 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7732 Williams St

1.5 ba · 1,326 sqft built 1968 · 0.239 acres — Sep 1997 $7,050 2025 Assessor Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7800 Williams St

1.5 ba · 1,354 sqft built 1968 · 0.239 acres $179,000 Nov 1998 $7,629 2025 Assessor Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7804 Williams St

2.5 ba · 1,222 sqft built 1968 · 0.239 acres $315,000 Nov 2019 $7,547 2025 Assessor + 3 Documents Updated Aug 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7808 Williams St

1 ba · 1,322 sqft built 1968 · 0.239 acres $351,000 Jun 2026 $6,875 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

7812 Williams St

3 bd · 2 ba · 1,454 sqft built 1970 · 0.389 acres $315,000 Jun 2008 $9,196 2025 Assessor + 1 Document Updated Aug 2026 2 Owners on File Owner Occupied

Property Records in Nearby Streets