S 18th St, Saint Helens, OR Property Records

Columbia County property records for 42 addresses on S 18th St, Saint Helens, OR · Last verified October 2026

S 18th St Highlights

Properties 42
Median Sale Price $299,500
Deeds and Mortgages on File 38
Median Price per Sqft $275
Owner Occupied 57%
Median Annual Tax Bill $2,544
Median Year Built 1948
Median Ownership Tenure 10 years

Properties on S 18th St

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

204 S 18th St

2 bd · 1 ba · 974 sqft · built 1915 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$123,567Jul 2008 $1,9172025 Owner on File AssessorUpdated Dec 2025

205 S 18th St

2 bd · 1 ba · 1,238 sqft · built 1929 · 0.177 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000Sep 2024 $2,7092025 Amount on File Feb 1995 2 Owners on File Owner Occupied AssessorUpdated Jun 2026

214 S 18th St

2 bd · 1 ba · 1,024 sqft · built 1910 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,1792025 Owner on File AssessorUpdated Dec 2025

215 S 18th St, #2

5 bd · 2 ba · 1,839 sqft · built 1940 · 0.116 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Sep 2024 $2,6512025 Amount on File Oct 2014 2 Owners on File Owner Occupied AssessorUpdated Jun 2026

224 S 18th St

3 bd · 2 ba · 2,499 sqft · built 1956 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8962025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

225 S 18th St

2 bd · 1 ba · 800 sqft · built 1940 · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Aug 2019 $1,4962025 Amount on File Feb 2013 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

234 S 18th St

3 bd · 1 ba · 1,410 sqft · built 1910 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,000Nov 2020 $2,7162025 Amount on File Oct 2016 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

243 S 18th St

4 bd · 3 ba · 2,073 sqft · built 1963 · 0.197 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,2002025 2 Owners on File Assessor + 2 DocumentsUpdated Jul 2026

244 S 18th St

2 bd · 1 ba · 754 sqft · built 1947 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Jun 2025 $1,9192025 Amount on File Dec 2024 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

254 S 18th St

3 bd · 1 ba · 2,352 sqft · built 1920 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Jul 2016 $2,4742025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

264 S 18th St

2 bd · 1 ba · 865 sqft · built 1948 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$99,100Jul 2003 $1,9302025 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

265 S 18th St

2 bd · 2 ba · 1,194 sqft · built 1948 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,500Sep 2014 $3,7332025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

274 S 18th St

3 bd · 2 ba · 1,416 sqft · built 1978 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$204,000Aug 2016 $3,1622025 Amount on File May 2006 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

275 S 18th St

2 bd · 1 ba · 724 sqft · built 1948 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,500Jan 2025 $1,9902025 Amount on File Apr 2004 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

280 S 18th St

4 bd · 2.5 ba · 1,620 sqft · built 1940 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$203,000Jul 2019 $2,2732025 —Apr 2017 Owner on File Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

285 S 18th St

5 bd · 2 ba · 1,848 sqft · built 1930 · 0.131 acres

Last Sale Tax Bill Prior Sale Owner Records
$117,500Jul 2005 $2,2372025 —Jul 2005 2 Owners on File Owner Occupied AssessorUpdated Aug 2026

290 S 18th St

3 bd · 1 ba · 1,099 sqft · built 1910 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$185,000Mar 2022 $1,8892025 Amount on File Apr 2007 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

294 S 18th St

2 bd · 1 ba · 1,135 sqft · built 1949 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Apr 2018 $2,0042025 —Jan 2018 2 Owners on File Owner Occupied Assessor + 4 DocumentsUpdated Dec 2025

295 S 18th St

0.26 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on File Owner Occupied AssessorUpdated Dec 2025

304 S 18th St

2 bd · 1 ba · 904 sqft · built 1930 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$246,500May 2019 $2,1892025 Amount on File Sep 2012 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

314 S 18th St

3 bd · 1 ba · 1,536 sqft · built 1930 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$129,900Oct 2011 $2,3372025 —Jun 2011 Owner on File AssessorUpdated Dec 2025

315 S 18th St

3 bd · 2 ba · 1,136 sqft · built 1979 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$269,900Dec 2019 $2,9672025 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Dec 2025

324 S 18th St

3 bd · 2 ba · 1,260 sqft · built 1991 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$149,900Oct 2005 $2,9582025 2 Owners on File AssessorUpdated Dec 2025

325 S 18th St, #1

4 bd · 2 ba · 1,800 sqft · built 1971 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,500May 2002 $2,4992025 Owner on File AssessorUpdated Dec 2025

334 S 18th St

3 bd · 2 ba · 1,275 sqft · built 1992 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$148,000Jun 2013 $3,0452025 —May 2025 Owner on File Owner Occupied AssessorUpdated Oct 2026

344 S 18th St

2 bd · 2 ba · 1,303 sqft · built 1941 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$358,500Dec 2022 $2,2572025 Amount on File Jan 2017 Owner on File Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

364 S 18th St, Apt 4

8 bd · 4 ba · 3,015 sqft · built 1948 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Dec 2018 $2,6202025 Owner on File Assessor + 1 DocumentUpdated Dec 2025

374 S 18th St

3 bd · 1 ba · 996 sqft · built 1980 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$288,750Jul 2021 $2,5442025 Amount on File Feb 2016 Owner on File Assessor + 1 DocumentUpdated Dec 2025

384 S 18th St

3 bd · 1 ba · 1,040 sqft · built 1984 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5542025 Owner on File Owner Occupied AssessorUpdated Dec 2025

394 S 18th St

5 bd · 2 ba · 2,052 sqft · built 1997 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$192,500Jan 2008 $3,0002025 Owner on File Assessor + 1 DocumentUpdated Apr 2026

400 S 18th St

4 bd · 2 ba · 1,470 sqft · built 1950 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$147,500Jun 2010 $2,6722025 Owner on File AssessorUpdated Dec 2025

404 S 18th St

2 bd · 1 ba · 1,200 sqft · built 1947 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jun 2018 $2,3542025 —Feb 2009 Owner on File Assessor + 1 DocumentUpdated Dec 2025

414 S 18th St

4 bd · 2 ba · 1,826 sqft · built 1940 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$188,000Mar 2006 $2,5492025 2 Owners on File Owner Occupied AssessorUpdated Dec 2025

424 S 18th St

2 bd · 1 ba · 872 sqft · built 1940 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Jan 2015 $2,1382025 —Jun 2014 2 Owners on File Assessor + 1 DocumentUpdated Sep 2026

434 S 18th St, Apt 1

4 bd · 4 ba · 2,413 sqft · built 1938 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$245,000Jun 2005 $3,0312025 Amount on File Feb 2004 2 Owners on File AssessorUpdated Jul 2026

444 S 18th St, Apt 1

4 bd · 2 ba · 1,265 sqft · built 1965 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$114,000Jul 2014 $2,0292025 Owner on File AssessorUpdated Dec 2025

454 S 18th St, Apt 2

4 bd · 4 ba · 1,944 sqft · built 1969 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Jun 2003 $3,2172025 2 Owners on File Assessor + 1 DocumentUpdated Oct 2026

464 S 18th St

3 bd · 2 ba · 1,518 sqft · built 2006 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Jun 2017 $3,2692025 Amount on File Jun 2010 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Dec 2025

474 S 18th St

1 bd · 1 ba · 534 sqft · built 1930 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,500Feb 2000 $1,3132025 2 Owners on File Assessor + 1 DocumentUpdated May 2026

475 S 18th St

18.7 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on File Owner Occupied AssessorUpdated Dec 2025

484 S 18th St

2 bd · 1 ba · 896 sqft · built 1940 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Apr 2025 $1,9182025 Amount on File May 2020 Owner on File Assessor + 3 DocumentsUpdated Dec 2025

492 S 18th St

3 bd · 2 ba · 1,614 sqft · built 1972 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,1022025 2 Owners on File AssessorUpdated Dec 2025

Property Records in Nearby Streets