Neptune Dr, Groton, CT Property Records

Groton Town property records for 45 addresses on Neptune Dr, Groton, CT · Last verified August 2026

Neptune Dr Highlights

Properties 45
Median Sale Price $1,100,000
Deeds and Mortgages on File 44
Median Price per Sqft $331
Owner Occupied 76%
Median Annual Tax Bill $16,288
Median Year Built 1971
Median Ownership Tenure 14 years

Properties on Neptune Dr

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

3 Neptune Dr

16.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$182025 1 Name on Record AssessorUpdated Jul 2026

4 Neptune Dr

3 bd · 3 ba · 2,403 sqft · built 1976 · 0.385 acres

Last Sale Tax Bill Prior Sale Owner Records
$730,000Dec 2004 $16,2882025 Amount on Record Jul 1998 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

5 Neptune Dr

5 bd · 2 ba · 2,056 sqft · built 1965 · 0.425 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,9252025 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

17 Neptune Dr

5 bd · 4.5 ba · 3,882 sqft · built 2005 · 0.475 acres

Last Sale Tax Bill Prior Sale Owner Records
$545,000Jun 1996 $37,8552025 Amount on Record Jun 1993 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

29 Neptune Dr

4 bd · 4.5 ba · 4,969 sqft · built 1995 · 0.605 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Jul 1992 $41,2362025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

32 Neptune Dr

4 bd · 3.5 ba · 3,877 sqft · built 2002 · 0.505 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,3382025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

41 Neptune Dr

4 bd · 2.5 ba · 3,729 sqft · built 2014 · 0.619 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Oct 2012 $26,6992025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

52 Neptune Dr

4 bd · 3.5 ba · 4,072 sqft · built 1960 · 0.505 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,7012025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

53 Neptune Dr

4 bd · 4.5 ba · 3,080 sqft · built 1958 · 0.525 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,300,000Nov 2006 $32,3372025 Amount on Record Dec 1988 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

65 Neptune Dr

3 bd · 3.5 ba · 2,727 sqft · built 1962 · 0.705 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,100,000Jan 2026 $30,9042025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

66 Neptune Dr

4 bd · 3.5 ba · 3,662 sqft · built 1968 · 0.505 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Feb 2022 $14,8762025 Amount on Record Jun 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

87 Neptune Dr

4 bd · 4.5 ba · 5,760 sqft · built 2022 · 0.635 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Mar 2017 $43,8972025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

99 Neptune Dr

4 bd · 2.5 ba · 1,768 sqft · built 1957 · 0.385 acres

Last Sale Tax Bill Prior Sale Owner Records
$825,000Jul 2014 $17,2052025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

109 Neptune Dr

3 bd · 2.5 ba · 1,352 sqft · built 1966 · 0.364 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,050,000Jun 2012 $16,9062025 1 Name on Record AssessorUpdated Jul 2026

110 Neptune Dr

4 bd · 2.5 ba · 2,426 sqft · built 1977 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$673,000Oct 2006 $13,8082025 Amount on Record May 1994 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

121 Neptune Dr

4 bd · 3 ba · 1,668 sqft · built 1959 · 0.375 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,5442025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

133 Neptune Dr

4 bd · 6.5 ba · 6,177 sqft · built 2005 · 0.605 acres

Last Sale Tax Bill Prior Sale Owner Records
$493,333Jun 1995 $57,2982025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

146 Neptune Dr

3 bd · 3 ba · 2,491 sqft · built 1963 · 0.364 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Nov 1988 $10,8682025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

153 Neptune Dr

4 bd · 5 ba · 4,663 sqft · built 1964 · 0.544 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,750,000Sep 2008 $34,8202025 Amount on Record Apr 1996 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

158 Neptune Dr

2 bd · 2.5 ba · 2,374 sqft · built 1973 · 0.314 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Aug 2006 $10,3892025 1 Name on Record AssessorUpdated Jul 2026

165 Neptune Dr

3 bd · 3.5 ba · 3,224 sqft · built 1985 · 0.435 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,089,000Apr 2022 $29,4412025 Amount on Record Nov 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

166 Neptune Dr

4 bd · 3.5 ba · 2,698 sqft · built 1986 · 0.325 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,9992025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

171 Neptune Dr

5 bd · 4 ba · 4,392 sqft · built 1963 · 0.444 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000Dec 1997 $31,8702025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

189 Neptune Dr

4 bd · 3.5 ba · 3,007 sqft · built 1966 · 0.405 acres

Last Sale Tax Bill Prior Sale Owner Records
$934,000Sep 2015 $20,4132025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

190 Neptune Dr

3 bd · 3 ba · 1,694 sqft · built 1971 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,2772025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

199 Neptune Dr

2 bd · 3 ba · 4,944 sqft · built 1990 · 0.414 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,975,000Nov 2023 $38,1982025 —Jun 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

200 Neptune Dr

3 bd · 2 ba · 1,924 sqft · built 1973 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Jul 2017 $10,9872025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

213 Neptune Dr

3 bd · 2 ba · 1,664 sqft · built 1968 · 0.425 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,8982025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

214 Neptune Dr

3 bd · 2 ba · 1,726 sqft · built 1959 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8262025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

223 Neptune Dr

3 bd · 2 ba · 2,314 sqft · built 1978 · 0.435 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,9562025 2 Names on Record AssessorUpdated Jul 2026

224 Neptune Dr

5 bd · 5 ba · 5,030 sqft · built 1974 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,100,000Mar 2026 $22,0822025 Amount on Record Jun 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

228 Neptune Dr

3 bd · 1.5 ba · 2,323 sqft · built 1973 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,2392025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

231 Neptune Dr

3 bd · 2.5 ba · 1,901 sqft · built 1950 · 0.585 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,6912025 2 Names on Record AssessorUpdated Jul 2026

246 Neptune Dr

3 bd · 3 ba · 2,226 sqft · built 1977 · 0.335 acres

Last Sale Tax Bill Prior Sale Owner Records
$495,000Jun 2012 $9,9792025 Amount on Record Oct 2001 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

247 Neptune Dr

4 bd · 3 ba · 3,564 sqft · built 1963 · 0.575 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Dec 1995 $15,5712025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

255 Neptune Dr

3 bd · 4.5 ba · 4,107 sqft · built 2000 · 0.564 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jun 2011 $22,1352025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

258 Neptune Dr

3 bd · 2.5 ba · 2,404 sqft · built 2019 · 0.475 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Sep 2018 $11,8022025 Amount on Record Apr 2017 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

265 Neptune Dr

3 bd · 2 ba · 2,148 sqft · built 1970 · 0.614 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,1492025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

266 Neptune Dr

3 bd · 2 ba · 2,124 sqft · built 1974 · 0.375 acres

Last Sale Tax Bill Prior Sale Owner Records
$705,000Sep 2020 $10,5642025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

275 Neptune Dr

4 bd · 3.5 ba · 3,835 sqft · built 1965 · 0.464 acres

Last Sale Tax Bill Prior Sale Owner Records
$810,000Oct 2018 $16,7202025 Amount on Record Apr 2005 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

278 Neptune Dr

3 bd · 2 ba · 2,308 sqft · built 1965 · 0.355 acres

Last Sale Tax Bill Prior Sale Owner Records
$440,000May 2011 $9,5452025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

285 Neptune Dr

4 bd · 3 ba · 2,205 sqft · built 1967 · 0.475 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Nov 2020 $9,8372025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

291 Neptune Dr

3 bd · 3 ba · 2,394 sqft · built 1974 · 0.455 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,8552025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

295 Neptune Dr

3 bd · 1.5 ba · 1,425 sqft · built 1969 · 0.764 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,5962025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026
Last Sale Tax Bill Prior Sale Owner Records
—Jan 2018 1 Name on Record AssessorUpdated Jun 2023

Wildfire Risk on Neptune Dr

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 13% of the US · above 34% of Connecticut
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
13 of 28 cells directly exposed · 23 adjoin burnable vegetation

Property Records in Nearby Streets