W County Line Rd, Barrington, IL Property Records

Cook County, McHenry County, Lake County and Kane County property records for 74 addresses on W County Line Rd, Barrington, IL · Last verified October 2026

W County Line Rd Highlights

Properties 74
Median Sale Price $710,000
Deeds and Mortgages on File 84
Median Price per Sqft $254
Owner Occupied 59%
Median Annual Tax Bill $16,929
Median Year Built 1962
Median Ownership Tenure 11 years

Properties on W County Line Rd

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

1 W County Line Rd

4.7 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Jan 2021 $5,3302023 Amount on Record Mar 2005 Owner on Record Assessor + 4 DocumentsUpdated Aug 2026

8 W County Line Rd

4.5 ba · 4,501 sqft · built 1959 · 5.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Oct 2021 $22,2782024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

9 W County Line Rd

3 ba · 3,688 sqft · built 1977 · 4.88 acres

Last Sale Tax Bill Prior Sale Owner Records
$680,000Apr 2021 $15,3982024 Amount on Record Oct 2004 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

12 W County Line Rd

4 ba · 5,974 sqft · built 1912 · 4.83 acres

Last Sale Tax Bill Prior Sale Owner Records
$22,3912024 Owner on Record Owner Occupied AssessorUpdated May 2026

19 W County Line Rd

2.5 ba · 2,550 sqft · built 1958 · 10 acres

Last Sale Tax Bill Prior Sale Owner Records
$795,000Jul 2016 $21,7812024 Amount on Record May 2004 Owner on Record Assessor + 1 DocumentUpdated May 2026

22 W County Line Rd

4 ba · 3,527 sqft · built 1959 · 5.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$508,000Jul 2015 $14,5922024 Amount on Record Jun 1996 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

23 W County Line Rd

4 ba · 8,312 sqft · built 1989 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
$23,2322024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

32W083 W County Line Rd

3,395 sqft · built 1931 · 10 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,7892025 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

32W089 W County Line Rd

3 bd · 2,677 sqft · built 1941 · 6.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,703,000Oct 2012 $14,2912025 Amount on Record — 2 Owners on Record Assessor + 1 DocumentUpdated Aug 2026

88 W County Line Rd

4 bd · 3 ba · 4,721 sqft · built 1983 · 5.01 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated May 2024

91 W County Line Rd

4 bd · 3 ba · 2,082 sqft · built 1950 · 2.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$495,500Apr 2007 $10,6312024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

91A W County Line Rd

4 bd · 3 ba · 3,266 sqft · built 1978 · 2.03 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2002 Owner on Record Owner Occupied AssessorUpdated May 2024

92 W County Line Rd

3 bd · 1 ba · 1,946 sqft · built 1950 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2001 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2024

93 W County Line Rd

2 bd · 2 ba · 1,552 sqft · built 1994 · 4.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$428,000Mar 2001 Owner on Record Owner Occupied AssessorUpdated Jul 2023

94 W County Line Rd

5 bd · 4.5 ba · 5,649 sqft · built 1917 · 5.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Feb 2025 $9,4402024 Amount on Record Nov 2010 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

95 W County Line Rd

4 bd · 4 ba · 4,490 sqft · built 1933 · 5.57 acres

Last Sale Tax Bill Prior Sale Owner Records
$807,500Oct 2015 $14,0472023 —Oct 2015 Owner on Record Assessor + 1 DocumentUpdated Jun 2026

97 W County Line Rd

4 bd · 4 ba · 4,423 sqft · built 1950 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2010 Owner on Record Owner Occupied AssessorUpdated May 2024

98 W County Line Rd

3 bd · 2.5 ba · 3,458 sqft · built 1955 · 15.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Mar 2004 $7,7812023 —Jan 2004 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

99 W County Line Rd

4 bd · 4 ba · 3,475 sqft · built 1922 · 9.88 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,080,000Aug 2023 $14,6462023 Amount on Record Mar 2004 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

100 W County Line Rd

6 bd · 10 ba · 6,442 sqft · built 1984 · 5.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,600,000Jun 2000 2 Owners on Record AssessorUpdated May 2024

101 W County Line Rd

6 bd · 7.5 ba · 11,928 sqft · built 2007 · 10 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,310,000Nov 2021 $53,2832023 Amount on Record Apr 2014 Owner on Record Assessor + 3 DocumentsUpdated Sep 2026

103 W County Line Rd

6 bd · 5.5 ba · 5,232 sqft · built 1976 · 4.99 acres

Last Sale Tax Bill Prior Sale Owner Records
$820,000Mar 2019 $24,7022023 Amount on Record Jan 2016 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

104 W County Line Rd

4 bd · 3 ba · 3,860 sqft · built 1963 · 6 acres

Last Sale Tax Bill Prior Sale Owner Records
$393,333Sep 1997 $16,9292023 Amount on Record Aug 1995 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

104B W County Line Rd

4 bd · 3 ba · 2,536 sqft · built 1966 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Jul 2020 $14,2942023 Amount on Record Nov 1998 Owner on Record Assessor + 3 DocumentsUpdated Oct 2026

105 W County Line Rd

4 bd · 3 ba · 3,225 sqft · built 1971 · 1.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$444,500Jul 2017 Amount on Record Sep 1998 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2024

106 W County Line Rd

4 bd · 2.5 ba · 2,679 sqft · built 1930 · 4.85 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,500Mar 2010 $13,4112023 —Dec 1995 Owner on Record AssessorUpdated Sep 2026

107 W County Line Rd

3 bd · 2.5 ba · 3,489 sqft · built 1938 · 7.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Apr 2018 $13,2882023 Amount on Record Mar 2006 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

109 W County Line Rd

3 bd · 4 ba · 1,809 sqft · built 1977 · 1.04 acres

Last Sale Tax Bill Prior Sale Owner Records
$460,000Jun 2023 Amount on Record Aug 2018 2 Owners on Record Owner Occupied Assessor + 6 DocumentsUpdated May 2024

112 W County Line Rd

4 bd · 5 ba · 10,263 sqft · built 2005 · 18 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,800,000Jul 2002 $55,3782024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

120 W County Line Rd

4 ba · 3,770 sqft · built 1976 · 9.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,042,736Oct 2014 —Jul 2003 Owner on Record Assessor + 1 DocumentUpdated Aug 2023

122 W County Line Rd

7 bd · 8 ba · 9,759 sqft · built 1932 · 20 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Apr 2015 $45,7512024 —Aug 2013 Owner on Record Assessor + 1 DocumentUpdated Sep 2026

123 W County Line Rd

4 bd · 2,908 sqft · built 1956 · 5.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,7782025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

124 W County Line Rd

4 bd · 3 ba · 2,954 sqft · built 1967 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2024

125 W County Line Rd

4 bd · 4 ba · 6,084 sqft · built 1986 · 5.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,365,000Nov 2003 $27,9542024 Amount on Record Dec 2000 Owner on Record Owner Occupied AssessorUpdated Sep 2026

126 W County Line Rd

6 ba · 10,873 sqft · built 1980 · 5.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$49,7792024 2 Owners on Record Assessor + 1 DocumentUpdated Apr 2026

128 W County Line Rd

3 bd · 3.5 ba · 10,713 sqft · built 1986 · 10.7 acres

Last Sale Tax Bill Prior Sale Owner Records
$32,1892024 2 Owners on Record AssessorUpdated Aug 2026

130 W County Line Rd

3 ba · 2,567 sqft · 4.98 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated May 2024
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Oct 2026

215 W County Line Rd

2 bd · 3 ba · 4,802 sqft · built 2010 · 4.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Jun 2006 $27,6812023 —Jun 2008 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

227 W County Line Rd

5 bd · 5 ba · 7,107 sqft · built 2001 · 2.72 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,400,000Jan 2013 $16,2772023 Owner on Record Owner Occupied AssessorUpdated Jun 2026

229 W County Line Rd

4 bd · 2.5 ba · 1,664 sqft · built 1958 · 5.22 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Aug 2020 $13,1722023 Owner on Record Assessor + 3 DocumentsUpdated Jun 2026

231 W County Line Rd

6 bd · 3.5 ba · 4,426 sqft · built 1963 · 4.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$775,000Aug 2023 $19,0252023 —Mar 2007 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

254 W County Line Rd

5 bd · 5.5 ba · 5,389 sqft · built 1980 · 5.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,425,000Feb 2005 $24,2162024 Amount on Record Oct 2002 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026
Last Sale Tax Bill Prior Sale Owner Records
$4,6802024 Owner on Record AssessorUpdated May 2026

372 W County Line Rd

2 bd · 1 ba · 1,475 sqft · built 1935 · 0.769 acres

Last Sale Tax Bill Prior Sale Owner Records
$830,000Sep 2021 —Dec 2019 3 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2024

373 W County Line Rd

5 bd · 4.5 ba · 5,290 sqft · built 1937 · 5.85 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,265,000Dec 1998 $24,5652023 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

375 W County Line Rd

5 bd · 2 ba · 2,961 sqft · built 1944 · 10.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$505,000Mar 2016 $18,1032023 —Jul 2002 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

376 W County Line Rd

5 bd · 3 ba · 5,872 sqft · built 1912 · 12.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$26,9872023 Owner on Record Owner Occupied AssessorUpdated Jun 2026

378 W County Line Rd

6 bd · 3 ba · 3,892 sqft · built 1962 · 5.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,4062023 Owner on Record Owner Occupied AssessorUpdated Jun 2026

379 W County Line Rd

5 bd · 4 ba · 3,108 sqft · built 1961 · 5.01 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,852,500Dec 2025 $12,9402023 Amount on Record Sep 2023 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

380 W County Line Rd

4 bd · 3.5 ba · 2,776 sqft · built 1961 · 4.83 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Aug 2013 $15,0122023 Amount on Record Nov 1999 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

381 W County Line Rd

4 bd · 3.5 ba · 2,794 sqft · built 1976 · 4.26 acres

Last Sale Tax Bill Prior Sale Owner Records
$710,000Oct 2021 $16,7642023 Amount on Record Nov 2004 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

383 W County Line Rd

4 bd · 5 ba · 5,378 sqft · built 1995 · 5.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Jul 2014 $20,5582023 Amount on Record Jan 1995 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

409 W County Line Rd

3 ba · 6,080 sqft · built 1960 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
$327,000Mar 2015 $5,2162023 Amount on Record Jan 2006 Owner on Record AssessorUpdated Oct 2026

416 W County Line Rd

7 bd · 9 ba · 11,989 sqft · built 1996 · 13.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,362,500Jun 2013 $84,3632023 Amount on Record May 2003 Owner on Record Owner Occupied AssessorUpdated Sep 2026

418 W County Line Rd, #B

5 bd · 3.5 ba · 2,657 sqft · built 1970 · 5.05 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 1999 $15,2912023 Owner on Record Owner Occupied AssessorUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on Record AssessorUpdated Oct 2026

422 W County Line Rd

4 bd · 3.5 ba · 3,592 sqft · built 2003 · 1.78 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,175,000Aug 2025 $22,1972023 Amount on Record Jun 2004 2 Owners on Record Assessor + 1 DocumentUpdated Oct 2026

424 W County Line Rd

4 bd · 2 ba · 2,256 sqft · built 1902 · 4.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Jan 2023 $14,5722023 —May 2018 2 Owners on Record Assessor + 3 DocumentsUpdated Oct 2026

427 W County Line Rd

5 bd · 2.5 ba · 2,436 sqft · built 1966 · 5 acres

Last Sale Tax Bill Prior Sale Owner Records
$718,000Aug 2024 $13,7182023 Amount on Record Jun 2018 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

438 W County Line Rd

5 bd · 2.5 ba · 2,779 sqft · built 1924 · 5.01 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1998 $17,4432023 Owner on Record Owner Occupied AssessorUpdated Jun 2026

500 W County Line Rd

6 bd · 11 ba · 18,734 sqft · built 1966 · 5.83 acres

Last Sale Tax Bill Prior Sale Owner Records
$407,500Feb 2013 $78,8432024 Amount on Record — Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

520 W County Line Rd

3 bd · 2 ba · 2,324 sqft · built 1984 · 36.6 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2013 Amount on Record — Owner on Record Assessor + 1 DocumentUpdated May 2024

26848 W County Line Rd

3.5 ba · 2,300 sqft · built 1953 · 4.97 acres

Last Sale Tax Bill Prior Sale Owner Records
$630,000Jan 2022 $20,0292024 Amount on Record Jan 2002 2 Owners on Record Assessor + 2 DocumentsUpdated Oct 2026

26888 W County Line Rd

2.5 ba · 3,997 sqft · built 1979 · 6.76 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,5382024 2 Owners on Record Owner Occupied AssessorUpdated May 2026

26950 W County Line Rd

6 ba · 7,095 sqft · built 1955 · 4.94 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Sep 2017 $34,9382024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

26952 W County Line Rd

6 ba · 9,633 sqft · built 1901 · 7.8 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Sep 2023 $31,5312024 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2026

27028 W County Line Rd

2.5 ba · 2,502 sqft · built 1949 · 4.61 acres

Last Sale Tax Bill Prior Sale Owner Records
$203,000Feb 2002 $13,0142024 Amount on Record Mar 2001 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026
Last Sale Tax Bill Prior Sale Owner Records
$5,5942024 Owner on Record AssessorUpdated May 2026

27124 W County Line Rd

5 ba · 5,963 sqft · built 1924 · 9.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$29,7392025 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026
Last Sale Tax Bill Prior Sale Owner Records
$7612024 Owner on Record AssessorUpdated May 2026
Last Sale Tax Bill Prior Sale Owner Records
$113,5402024 Owner on Record AssessorUpdated May 2026

27676 W County Line Rd

4.5 ba · 4,878 sqft · built 1931 · 24 acres

Last Sale Tax Bill Prior Sale Owner Records
$679,000Jan 2021 $4,1522024 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

28476 W County Line Rd

5.5 ba · 7,957 sqft · built 1982 · 4.92 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2013 $34,6012024 Owner on Record AssessorUpdated May 2026

Property Records in Nearby Streets