N 18th St, Duncan, OK Property Records

Stephens County property records for 50 addresses on N 18th St, Duncan, OK · Last verified August 2026

N 18th St Highlights

Properties 50
Median Sale Price $56,500
Deeds and Mortgages on File 43
Median Price per Sqft $57
Owner Occupied 44%
Median Annual Tax Bill $390
Median Year Built 1958
Median Ownership Tenure 13 years

Properties on N 18th St

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

601 N 18th St

3 bd · 1 ba · 1,253 sqft · built 1960 · 0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,000Mar 2003 $4922025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

602 N 18th St

3 bd · 1 ba · 902 sqft · built 1958 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,000Aug 2004 $4212025 1 Name on Record AssessorUpdated Apr 2026

603 N 18th St

3 bd · 1 ba · 1,287 sqft · built 1960 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$772025 2 Names on Record AssessorUpdated Apr 2026

604 N 18th St

3 bd · 1 ba · 728 sqft · built 1956 · 0.142 acres

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

605 N 18th St

3 bd · 1 ba · 970 sqft · built 1960 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jul 2001 $3362025 —Feb 1995 1 Name on Record AssessorUpdated Apr 2026

606 N 18th St

2 bd · 1 ba · 868 sqft · built 1949 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$82,500Jun 2022 $4452025 Amount on Record Apr 2018 2 Names on Record Assessor + 4 DocumentsUpdated Apr 2026

607 N 18th St

3 bd · 1 ba · 1,279 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$41,000May 2000 $722025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

608 N 18th St

3 bd · 2 ba · 1,648 sqft · built 1960 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Feb 2023 $1,1032025 Amount on Record Jul 2022 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

609 N 18th St

2 bd · 1 ba · 800 sqft · built 1956 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$53,000Aug 2025 $3372025 Amount on Record Oct 1995 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

610 N 18th St

3 bd · 2 ba · 1,140 sqft · built 1960 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,000Jul 2023 $5772025 Amount on Record Apr 2023 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

611 N 18th St

3 bd · 1 ba · 1,086 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$62,000Dec 2020 $5452025 Amount on Record Aug 2013 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

612 N 18th St

3 bd · 1 ba · 1,032 sqft · built 1956 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,000Jan 1997 $2982025 Amount on Record Oct 1991 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

613 N 18th St

3 bd · 1 ba · 1,293 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$32,500Dec 2012 $4792025 2 Names on Record AssessorUpdated Apr 2026

614 N 18th St

3 bd · 1 ba · 768 sqft · built 1956 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$24,000Nov 2005 $3332025 Amount on Record Oct 2000 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

615 N 18th St

3 bd · 1 ba · 728 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$24,000Oct 2014 $3202025 1 Name on Record AssessorUpdated Apr 2026

616 N 18th St

2 bd · 1 ba · 896 sqft · built 1960 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Aug 2025 $7672025 Amount on Record Jun 2024 1 Name on Record Owner Occupied Assessor + 7 DocumentsUpdated Apr 2026

617 N 18th St

3 bd · 1 ba · 1,005 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,000Sep 1999 $2922025 Amount on Record Jul 1993 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

618 N 18th St

3 bd · 1 ba · 1,024 sqft · built 1959 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$29,500Aug 2020 $3442025 Amount on Record Dec 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

619 N 18th St

2 bd · 1 ba · 888 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Aug 2016 $3902025 Amount on Record Mar 2005 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

620 N 18th St

3 bd · 1 ba · 1,297 sqft · built 1956 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$2452025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

621 N 18th St

3 bd · 1 ba · 1,236 sqft · built 1959 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jan 2002 $7012025 —Jul 2001 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

622 N 18th St

2 bd · 1 ba · 812 sqft · built 1958 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Sep 2020 $3022025 Amount on Record Sep 2014 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

623 N 18th St

3 bd · 1 ba · 1,184 sqft · built 1959 · 0.202 acres

Last Sale Tax Bill Prior Sale Owner Records
$56,500Jul 2023 $5202025 Amount on Record Nov 2010 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

624 N 18th St

3 bd · 1 ba · 1,160 sqft · built 1950 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$66,000Apr 2013 $4942025 Amount on Record Feb 2009 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

1101 N 18th St

3 bd · 1 ba · 1,350 sqft · built 1960 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$55,000Mar 2007 $7102025 Amount on Record Jun 2004 1 Name on Record AssessorUpdated Apr 2026

1104 N 18th St

3 bd · 2 ba · 1,355 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$38,000May 2003 $7862025 Amount on Record Nov 1998 1 Name on Record AssessorUpdated Apr 2026

1105 N 18th St

3 bd · 2 ba · 1,820 sqft · built 1960 · 0.22 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2002 $7862025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

1106 N 18th St

2 bd · 1 ba · 1,016 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$3082025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

1108 N 18th St

3 bd · 1 ba · 1,076 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Jun 2024 $8572025 Amount on Record May 2016 1 Name on Record AssessorUpdated Jul 2026

1110 N 18th St

3 bd · 1 ba · 986 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$55,000May 2025 $6642025 Amount on Record Mar 2000 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

1112 N 18th St

3 bd · 2 ba · 1,408 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$51,096Apr 2017 $3172025 Amount on Record Jul 2006 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

1114 N 18th St

3 bd · 1 ba · 950 sqft · built 1960 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$62,000Sep 2008 $4612025 Amount on Record Jul 2005 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

1402 N 18th St

2 bd · 2 ba · 1,080 sqft · built 1954 · 0.121 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000May 1997 $4232025 2 Names on Record Assessor + 2 DocumentsUpdated Jun 2026

1404 N 18th St

3 bd · 1 ba · 1,377 sqft · built 1954 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$66,000Aug 2013 $5042025 Amount on Record Dec 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1405 N 18th St

2 bd · 1 ba · 864 sqft · built 1961 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$49,900Dec 2006 $3832025 Amount on Record Jul 2005 1 Name on Record AssessorUpdated Apr 2026

1406 N 18th St

2 bd · 1 ba · 1,479 sqft · built 1954 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$48,000Jul 2025 $5532025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

1407 N 18th St

3 bd · 1 ba · 641 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,000Jun 2020 $962025 Amount on Record Oct 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

1408 N 18th St

2 bd · 1 ba · 1,107 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,000Apr 2009 $4112025 —May 2002 1 Name on Record AssessorUpdated Apr 2026

1409 N 18th St

4 bd · 2 ba · 1,582 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,000Jun 2016 $2322025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

1410 N 18th St

2 bd · 1 ba · 750 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$86,000Jul 2022 $3632025 Amount on Record Jul 2004 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

1411 N 18th St

3 bd · 1 ba · 836 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2015 $3022018 1 Name on Record AssessorUpdated May 2024

1412 N 18th St

2 bd · 1 ba · 702 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$20,000Sep 2000 $3702025 Amount on Record Aug 1992 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

1413 N 18th St

2 bd · 1 ba · 750 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,500Jun 1990 $3092025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

1414 N 18th St

2 bd · 1 ba · 1,649 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$79,000Jan 2013 $5662025 Amount on Record Dec 2006 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

1415 N 18th St

2 bd · 1 ba · 1,025 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,500Jul 2001 $3222025 2 Names on Record AssessorUpdated Apr 2026

1416 N 18th St

2 bd · 1 ba · 822 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$2612025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

1417 N 18th St

3 bd · 1 ba · 780 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,000Jul 2001 $2852025 2 Names on Record AssessorUpdated Apr 2026

1418 N 18th St

3 bd · 1 ba · 806 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Mar 2012 $4242025 Amount on Record May 2005 1 Name on Record AssessorUpdated Apr 2026

1419 N 18th St

3 bd · 1 ba · 845 sqft · built 1954 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$3742025 2 Names on Record AssessorUpdated Apr 2026

1420 N 18th St

3 bd · 2 ba · 1,734 sqft · built 1955 · 0.145 acres

Last Sale Tax Bill Prior Sale Owner Records
$55,000Nov 2006 $6422025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

Wildfire Risk on N 18th St

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

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets