Hillside Ave, South River, NJ Property Records

Middlesex County and South River Borough property records for 86 addresses on Hillside Ave, South River, NJ · Last verified October 2026

Hillside Ave Highlights

Properties 86
Median Sale Price $435,000
Deeds and Mortgages on File 78
Median Price per Sqft $310
Owner Occupied 73%
Median Annual Tax Bill $6,376
Median Year Built 1935
Median Ownership Tenure 10 years

Properties on Hillside Ave

Address Details Last Sale Tax Bill Records Owner

28 Hillside Ave

1,343 sqft built 1947 · 0.237 acres $6,083 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

30 Hillside Ave

1,450 sqft built 1988 · 0.19 acres $7,628 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

32 Hillside Ave

1,258 sqft built 1918 · 0.19 acres $6,272 2025 Assessor Updated Jul 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

34 Hillside Ave

0.189 acres $3,179 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

36 Hillside Ave

2,588 sqft built 1936 · 0.189 acres $8,415 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

38, #40 Hillside Ave

3,062 sqft built 1920 · 0.378 acres $14,490 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

42 Hillside Ave

1,365 sqft built 1930 · 0.189 acres — Jun 1993 $5,247 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

44 Hillside Ave

1,264 sqft built 1923 · 0.188 acres — Oct 2019 $5,447 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

46 Hillside Ave

2,085 sqft built 1991 · 0.188 acres $310,000 Jun 2004 $8,087 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

48 Hillside Ave

1,336 sqft built 1932 · 0.188 acres $5,709 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

50 Hillside Ave

1,380 sqft built 1946 · 0.203 acres $435,000 May 2024 $6,253 2025 Assessor + 5 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

51 Hillside Ave

1,368 sqft built 1924 · 0.091 acres $87,750 Mar 2012 $6,560 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

52 Hillside Ave

1,172 sqft built 1947 · 0.206 acres $155,000 May 2014 $5,066 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

54 Hillside Ave

2,050 sqft built 2004 · 0.183 acres $460,000 Nov 2021 $9,971 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

55 Hillside Ave

1,104 sqft built 1950 · 0.091 acres $127,339 Feb 2023 $5,781 2025 Assessor + 1 Document Updated Sep 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

56 Hillside Ave

1,377 sqft built 1886 · 0.183 acres $280,000 Jul 2017 $6,897 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

57 Hillside Ave

1,465 sqft built 1931 · 0.091 acres $325,000 Sep 2022 $7,073 2025 Assessor + 1 Document Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

58 Hillside Ave

0.16 acres $150,000 Apr 2024 $3,745 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

60 Hillside Ave

1,122 sqft built 1902 · 0.367 acres $315,000 Mar 2024 $5,229 2022 Assessor + 4 Documents Updated Apr 2024 Owner on File
Address Details Last Sale Tax Bill Records Owner

62, #64 Hillside Ave

792 sqft built 1906 · 0.183 acres $150,000 Dec 2016 $6,558 2025 Assessor Updated Jul 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

66 Hillside Ave

1,025 sqft built 1905 · 0.091 acres $300,000 Dec 2023 $5,100 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

68 Hillside Ave

841 sqft built 1905 · 0.091 acres $140,000 Jul 2004 $4,342 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

70 Hillside Ave

1,999 sqft built 1936 · 0.183 acres $370,000 Oct 2019 $8,287 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

74 Hillside Ave

2,784 sqft built 1950 · 0.275 acres $260,000 Mar 2004 $9,763 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

81 Hillside Ave

1,239 sqft built 1942 · 0.101 acres $320,000 Feb 2022 $5,909 2025 Assessor + 1 Document Updated Aug 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

83 Hillside Ave

1,152 sqft built 1944 · 0.101 acres $100,000 Jan 2013 $6,197 2025 Assessor + 1 Document Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

84 Hillside Ave

992 sqft built 1905 · 0.238 acres $147,000 Apr 2013 $6,512 2025 Assessor Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

85 Hillside Ave

1,152 sqft built 1956 · 0.335 acres $5,885 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

86 Hillside Ave

1,316 sqft built 1905 · 0.167 acres $434,000 Jun 2026 $5,912 2025 Assessor + 4 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

87 Hillside Ave

1,152 sqft built 1944 · 0.32 acres $320,000 Sep 2006 $5,805 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

88 Hillside Ave

1,465 sqft built 1930 · 0.177 acres $7,230 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

89 Hillside Ave

1,172 sqft built 1956 · 0.305 acres $108,000 Jun 2000 $6,363 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

91 Hillside Ave

1,152 sqft built 1956 · 0.291 acres $110,000 Nov 2000 $6,005 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

92 Hillside Ave

1,731 sqft built 1940 · 0.123 acres $6,918 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

93 Hillside Ave

1,152 sqft built 1956 · 0.278 acres $84,000 May 1995 $6,176 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

95 Hillside Ave

1,568 sqft built 1956 · 0.267 acres $140,000 Nov 2003 $6,320 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

97 Hillside Ave

1,228 sqft built 1956 · 0.256 acres $110,000 Sep 1995 $6,376 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

99 Hillside Ave

1,176 sqft built 1956 · 0.239 acres $500,000 Jan 2025 $6,801 2025 Assessor + 3 Documents Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

101 Hillside Ave

1,302 sqft built 1942 · 0.211 acres $268,000 Jul 2017 $6,862 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

103 Hillside Ave

1,380 sqft built 1956 · 0.2 acres $6,923 2025 Assessor + 1 Document Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

105 Hillside Ave

5,604 sqft 0.286 acres Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

108 Hillside Ave

1,139 sqft built 1957 · 0.137 acres $160,000 Aug 2012 $6,713 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

114 Hillside Ave

1,224 sqft built 1950 · 0.137 acres $166,600 May 2018 $5,730 2025 Assessor + 3 Documents Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

115 Hillside Ave

1,008 sqft built 1925 · 0.179 acres $159,000 Jan 2001 $6,088 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

116 Hillside Ave

1,661 sqft built 1961 · 0.137 acres $190,000 Jun 2018 $6,953 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

117 Hillside Ave

1,040 sqft built 1925 · 0.173 acres $323,000 Jul 2026 $6,400 2025 Assessor + 2 Documents Updated Sep 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

118 Hillside Ave

1,249 sqft built 1945 · 0.114 acres $145,000 Dec 2016 $6,029 2025 Assessor Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

119 Hillside Ave

1,260 sqft built 1900 · 0.169 acres $5,746 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

121 Hillside Ave

1,787 sqft built 1920 · 0.066 acres $80,000 Aug 1993 $5,664 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

122 Hillside Ave

1,284 sqft built 1935 · 0.114 acres $276,000 Aug 2022 $6,419 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

124 Hillside Ave

1,788 sqft built 1941 · 0.114 acres $285,000 Jul 2014 $7,967 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

125 Hillside Ave

11,600 sqft 0.162 acres — Mar 1998 $13,446 2025 Assessor + 2 Documents Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

126 Hillside Ave

1,656 sqft built 1982 · 0.114 acres $165,000 Nov 1999 $6,109 2025 Assessor Updated Jul 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

130 Hillside Ave

1,120 sqft built 1935 · 0.114 acres $460,000 Mar 2024 $7,567 2025 Assessor + 2 Documents Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

131 Hillside Ave

1,296 sqft built 1930 · 0.161 acres $5,546 2025 Assessor Updated Jul 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

132 Hillside Ave

1,341 sqft built 1929 · 0.114 acres $104,000 Mar 2017 $6,267 2025 Assessor + 3 Documents Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

133 Hillside Ave

1,260 sqft built 1920 · 0.161 acres $6,899 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

136 Hillside Ave

1,804 sqft built 1930 · 0.114 acres $190,000 Mar 2016 $7,687 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

137 Hillside Ave

1,602 sqft built 1900 · 0.16 acres $400,000 Aug 2021 $7,372 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

138 Hillside Ave

1,302 sqft built 1935 · 0.114 acres $99,000 Mar 1994 $6,406 2025 Assessor + 1 Document Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

139 Hillside Ave

1,652 sqft built 1926 · 0.161 acres $289,900 May 2018 $7,463 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

140 Hillside Ave

1,651 sqft built 1940 · 0.114 acres $168,500 May 2002 $7,356 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

141 Hillside Ave

1,512 sqft built 1930 · 0.163 acres $118,000 Jul 2000 $7,011 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

143 Hillside Ave

1,645 sqft built 1930 · 0.204 acres $6,601 2024 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

145 Hillside Ave

1,696 sqft built 1930 · 0.167 acres $585,000 Jun 2026 $7,729 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

150 Hillside Ave

1,822 sqft built 1918 · 0.114 acres $199,000 Jan 2002 $8,095 2025 Assessor Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

151 Hillside Ave

3,846 sqft 0.343 acres $437,396 Jul 2024 $10,633 2025 Assessor + 1 Document Updated Oct 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

152 Hillside Ave

832 sqft built 1935 · 0.114 acres $144,000 Sep 2019 $4,479 2025 Assessor + 1 Document Updated Sep 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

154 Hillside Ave

816 sqft built 1924 · 0.114 acres $135,000 Nov 2008 $6,283 2025 Assessor + 2 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

156 Hillside Ave

1,354 sqft built 1918 · 0.114 acres $495,000 Jan 2025 $6,662 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

157 Hillside Ave

1,152 sqft 0.182 acres $442,603 Jul 2024 $6,931 2025 Assessor + 1 Document Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

159 Hillside Ave

1,837 sqft built 1920 · 0.106 acres — Mar 2012 $7,321 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

160 Hillside Ave

1,319 sqft built 1940 · 0.114 acres $6,763 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

161 Hillside Ave

1,302 sqft built 1920 · 0.106 acres $179,000 Mar 2002 $5,912 2025 Assessor + 1 Document Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

162 Hillside Ave

1,281 sqft built 1940 · 0.114 acres $5,866 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

163 Hillside Ave

1,753 sqft built 1920 · 0.086 acres $227,050 Oct 2020 $6,075 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

164 Hillside Ave

1,398 sqft built 1940 · 0.172 acres $35,000 Nov 2004 $6,699 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

165 Hillside Ave

1,307 sqft built 1931 · 0.083 acres $207,000 Dec 2009 $6,173 2025 Assessor + 1 Document Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

166 Hillside Ave

1,316 sqft built 1911 · 0.078 acres $209,000 Dec 2007 $5,810 2025 Assessor Updated Oct 2026 2 Owners on File
Address Details Last Sale Tax Bill Records Owner

168 Hillside Ave

1,372 sqft built 1935 · 0.085 acres $475,000 Jun 2026 $5,984 2025 Assessor + 3 Documents Updated Oct 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

175 Hillside Ave

1,486 sqft built 1935 · 0.084 acres $105,000 Dec 2000 $6,683 2025 Assessor Updated Jul 2026 Owner on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

177 Hillside Ave

1,552 sqft built 1935 · 0.086 acres $525,000 Aug 2025 $6,275 2025 Assessor + 2 Documents Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

178 Hillside Ave

1,800 sqft built 1950 · 0.275 acres $7,980 2025 Assessor Updated Jul 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

179 Hillside Ave

1,275 sqft built 1926 · 0.103 acres $445,300 Jun 2026 $5,707 2025 Assessor + 1 Document Updated Oct 2026 2 Owners on File Owner Occupied
Address Details Last Sale Tax Bill Records Owner

181 Hillside Ave

524 sqft built 1935 · 0.091 acres $50,000 Mar 2001 $3,355 2025 Assessor Updated Aug 2026 Owner on File
Address Details Last Sale Tax Bill Records Owner

183 Hillside Ave

1,322 sqft built 1935 · 0.091 acres $5,714 2025 Assessor Updated Jul 2026 2 Owners on File Owner Occupied

Property Records in Nearby Streets