Thelm Rd, New Castle, DE Property Records

New Castle County property records for 20 addresses on Thelm Rd, New Castle, DE · Last verified October 2026

Thelm Rd Highlights

Properties 20
Median Sale Price $130,000
Deeds and Mortgages on File 21
Median Price per Sqft $138
Owner Occupied 85%
Median Annual Tax Bill $1,631
Median Year Built 1951
Median Ownership Tenure 22 years

Properties on Thelm Rd

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

1 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$39,000Jul 1981 2 Owners on Record AssessorUpdated May 2026

3 Thelm Rd

3 bd · 1 ba · 1,071 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Sep 2011 $1,4972025 Amount on Record Jun 2010 Owner on Record Owner Occupied AssessorUpdated Oct 2026

4 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$76,000Nov 1995 $1,5262025 Owner on Record Owner Occupied AssessorUpdated May 2026

5 Thelm Rd

3 bd · 1 ba · 1,368 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2018 $1,6702025 —Dec 2017 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

6 Thelm Rd

3 bd · 1 ba · 1,182 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$82,000Oct 2003 $1,6312025 Amount on Record Jul 2002 Owner on Record AssessorUpdated Oct 2026

7 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,000May 2011 $1,4732025 Amount on Record Jul 2010 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

8 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on Record Owner Occupied AssessorUpdated Apr 2026

9 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$126,000May 2005 $1,5362025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

10 Thelm Rd

4 bd · 1 ba · 1,368 sqft · built 1951 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,500Jan 1974 2 Owners on Record Owner Occupied AssessorUpdated May 2026

11 Thelm Rd

2 bd · 1 ba · 939 sqft · built 1952 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$74,000Nov 1990 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2026

12 Thelm Rd

2 bd · 1 ba · 948 sqft · built 1951 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,900Jul 2004 $4382025 Owner on Record Owner Occupied AssessorUpdated Oct 2026

13 Thelm Rd

3 bd · 1 ba · 1,424 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,4222025 2 Owners on Record Owner Occupied AssessorUpdated May 2026

14 Thelm Rd

2 bd · 1 ba · 1,168 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2018 $2,0652025 Amount on Record Feb 2009 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

15 Thelm Rd

4 bd · 2.5 ba · 1,992 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$179,900Jun 2017 $1,8632025 —Nov 1991 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Apr 2026

16 Thelm Rd

3 bd · 1 ba · 1,074 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jan 1999 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

17 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000Jul 1999 $1,6012025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

18 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1952 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$191,000Apr 2025 $1,6642025 Amount on Record May 2005 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

19 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,800Apr 1978 2 Owners on Record Owner Occupied AssessorUpdated Apr 2026

21 Thelm Rd

3 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jul 1999 $1,6662025 Owner on Record AssessorUpdated May 2026

23 Thelm Rd

4 bd · 1 ba · 912 sqft · built 1951 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,900May 2004 $1,6862025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

Property Records in Nearby Streets