Ontario Pl NW, Washington, DC Property Records

District of Columbia property records for 59 addresses on Ontario Pl NW, Washington, DC · Last verified August 2026

Ontario Pl NW Highlights

Properties 64
Median Sale Price $1,100,000
Deeds and Mortgages on File 82
Median Price per Sqft $661
Owner Occupied 81%
Median Annual Tax Bill $9,840
Median Year Built 1910
Median Ownership Tenure 11 years

Properties on Ontario Pl NW

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

1808 Ontario Pl NW

4 units · Built 2017 · 1,565 sq ft

Last Sale Median Tax Bill Median Sale    
$1,345,000Jun 2025 $8,0922025 $1,345,0004 units    

1810 Ontario Pl NW

3 bd · 3 ba · 1,590 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,495,000Nov 2022 $11,8232025 Sale Amount Jul 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1811 Ontario Pl NW

3 units · Built 1913 · 855 sq ft

Last Sale Median Tax Bill Median Sale    
$700,000Jan 2022 $5,3952025 $700,0003 units    

1812 Ontario Pl NW

4 bd · 4 ba · 1,506 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$567,500Feb 2010 $9,4192025 Sale Amount Oct 2009 1 Name on Record AssessorUpdated Nov 2025

1814 Ontario Pl NW

4 bd · 4 ba · 1,940 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,475,000Dec 2022 $11,4402025 Sale Amount May 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1816 Ontario Pl NW

4 bd · 4 ba · 1,844 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$960,000Jun 2012 $11,0092025 Sale Amount Feb 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1817 Ontario Pl NW

4 bd · 3 ba · 1,640 sqft · 0.029 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,085,000Nov 2020 $9,6812025 Sale Amount Sep 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1818 Ontario Pl NW

4 bd · 4 ba · 2,009 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,205,000Dec 2014 $10,7602025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1819 Ontario Pl NW

3 bd · 3 ba · 1,640 sqft · 0.034 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Jun 2024 $7,9242025 Sale Amount Dec 1996 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1820 Ontario Pl NW

3 bd · 2 ba · 1,816 sqft · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,4772025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1821 Ontario Pl NW

5 bd · 4 ba · 1,640 sqft · 0.04 acres

Last Sale Tax Bill Prior Sale Owner Records
$709,000Aug 2003 $8,0332025 Sale Amount Mar 1999 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1822 Ontario Pl NW

3 bd · 2 ba · 1,784 sqft · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,2882025 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1823 Ontario Pl NW

4 bd · 3 ba · 1,640 sqft · 0.045 acres

Last Sale Tax Bill Prior Sale Owner Records
$391,000Jun 1999 $8,4322025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1824 Ontario Pl NW

3 bd · 2 ba · 1,661 sqft · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$647,000Dec 2005 $8,8182025 1 Name on Record AssessorUpdated Nov 2025

1825 Ontario Pl NW

4 bd · 3.5 ba · 1,700 sqft · 0.047 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,206,000Jun 2017 $10,0412025 Sale Amount Dec 2002 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

1826 Ontario Pl NW

3 bd · 2 ba · 1,828 sqft · 0.049 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000Jan 2000 $9,4742025 Sale Amount Jan 1999 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

1827 Ontario Pl NW

2 bd · 2 ba · 1,640 sqft · 0.043 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000Feb 2004 $8,7212025 —Jan 1997 1 Name on Record AssessorUpdated Nov 2025

1828 Ontario Pl NW, #1

3 bd · 4 ba · 1,640 sqft · 0.025 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,001,000Mar 2022 $9,1562025 Sale Amount May 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

1828 Ontario Pl NW, #2

3 bd · 4 ba · 1,644 sqft · 0.025 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,350,000Jul 2023 $9,8662025 Sale Amount Mar 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

1829 Ontario Pl NW

4 bd · 4 ba · 1,832 sqft · 0.042 acres

Last Sale Tax Bill Prior Sale Owner Records
$855,000Nov 2007 $10,9772025 2 Names on Record Assessor + 1 DocumentUpdated Nov 2025

1830 Ontario Pl NW

5 bd · 5 ba · 1,912 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$895,000Jun 2007 $11,0702025 Sale Amount Mar 2003 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1831 Ontario Pl NW

4 bd · 3 ba · 2,630 sqft · 0.042 acres

Last Sale Tax Bill Prior Sale Owner Records
$843,999May 2007 $11,4432025 Sale Amount — 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

1832 Ontario Pl NW

5 bd · 3 ba · 2,193 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Jan 2002 $11,5902025 Sale Amount Aug 2000 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1833 Ontario Pl NW

3 bd · 2 ba · 1,780 sqft · 0.042 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Oct 2004 $8,9802025 Sale Amount Jul 1994 2 Names on Record Assessor + 1 DocumentUpdated Nov 2025

1834 Ontario Pl NW

5 bd · 2.5 ba · 2,539 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$985,000Aug 2018 $15,0492025 —Jan 2017 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

1835 Ontario Pl NW, #1

3 bd · 4 ba · 1,714 sqft · 0.021 acres

Last Sale Tax Bill Prior Sale Owner Records
$940,000Jan 2020 $7,6622025 2 Names on Record AssessorUpdated Nov 2025

1835 Ontario Pl NW, #2

3 bd · 4 ba · 1,544 sqft · 0.021 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,120,000Jun 2019 $8,7682025 2 Names on Record Assessor + 2 DocumentsUpdated Nov 2025

1836 Ontario Pl NW

4 bd · 3 ba · 2,301 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$323,636Aug 1998 $10,5532025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1837 Ontario Pl NW

4 bd · 4 ba · 4,726 sqft · 0.047 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2015 $21,3312025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1838 Ontario Pl NW

4 bd · 3 ba · 2,359 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2000 $12,4222025 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1839 Ontario Pl NW

4 bd · 3 ba · 1,864 sqft · 0.036 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,195,000Oct 2023 $9,3332025 Sale Amount May 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1840 Ontario Pl NW

4 bd · 4 ba · 1,702 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,170,000Jul 2015 $10,5252025 Sale Amount Nov 2009 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1841 Ontario Pl NW

6 bd · 4 ba · 2,446 sqft · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$499,000Jun 2000 $11,6772025 Sale Amount Dec 1998 1 Name on Record Assessor + 1 DocumentUpdated Nov 2025

1842 Ontario Pl NW

3 bd · 1 ba · 1,702 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Mar 1998 $8,4502025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1843 Ontario Pl NW

3 bd · 3.5 ba · 2,442 sqft · 0.053 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$398,136Sep 1999 $9,8402025 Sale Amount Mar 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1844 Ontario Pl NW

4 bd · 4 ba · 1,702 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,0242025 Sale Amount Dec 1994 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Nov 2025

1845 Ontario Pl NW

6 bd · 3 ba · 2,518 sqft · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$676,000Mar 2011 $14,6942025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1846 Ontario Pl NW

4 bd · 4 ba · 1,702 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,9142025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1847 Ontario Pl NW

5 bd · 4 ba · 2,514 sqft · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,130,000Apr 2013 $13,3862025 Sale Amount Mar 1994 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1848 Ontario Pl NW

3 bd · 2 ba · 1,702 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,7162025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1849 Ontario Pl NW

3 bd · 3 ba · 2,526 sqft · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$855,000May 2010 $11,5052025 Sale Amount Jan 1995 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1850 Ontario Pl NW

3 bd · 1.5 ba · 1,702 sqft · 0.05 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,599,000May 2026 $3,5442025 Sale Amount Jan 2026 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

1851 Ontario Pl NW

4 bd · 2 ba · 2,528 sqft · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,375,500Jun 2026 $99,4012025 Sale Amount Jul 2021 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

1852 Ontario Pl NW

5 bd · 3 ba · 2,677 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1998 $10,6612025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1853 Ontario Pl NW

3 bd · 2.5 ba · 2,526 sqft · 0.053 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$850,000Apr 2026 $10,9412025 Sale Amount Nov 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

1854 Ontario Pl NW

6 bd · 5 ba · 2,372 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,125,000May 2006 $12,4382025 Sale Amount Dec 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1855 Ontario Pl NW

4 bd · 3 ba · 2,526 sqft · 0.052 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,349,000May 2019 $12,2842025 Sale Amount Jul 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1856 Ontario Pl NW

7 bd · 5 ba · 2,677 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,350,000Aug 2015 $13,1682025 Sale Amount Nov 2002 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1857 Ontario Pl NW

4 bd · 4 ba · 2,640 sqft · 0.083 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,2102025 —Oct 2018 2 Names on Record Assessor + 4 DocumentsUpdated Nov 2025

1858 Ontario Pl NW

6 bd · 3 ba · 2,638 sqft · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,4562025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1862 Ontario Pl NW

10,494 sqft · Built 1923 · 0.152 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,2082025 2 Names on Record AssessorUpdated Nov 2025

1878 Ontario Pl NW

3 bd · 1 ba · 1,736 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$665,000Sep 2006 $4,1862025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1880 Ontario Pl NW

3 bd · 2 ba · 1,770 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1998 $8,8572025 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1882 Ontario Pl NW

3 bd · 4 ba · 1,862 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,050,000Feb 2018 $10,9932025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

1884 Ontario Pl NW

3 bd · 3 ba · 1,656 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,500Mar 2021 $9,7152025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Nov 2025

1886 Ontario Pl NW

2 bd · 3 ba · 1,686 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$700,000Jul 2003 $9,0112025 Sale Amount Jan 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Nov 2025

1888 Ontario Pl NW

4 bd · 4 ba · 1,952 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2012 $11,3072025 Sale Amount Jun 2000 2 Names on Record Owner Occupied AssessorUpdated Nov 2025

1890 Ontario Pl NW

5 bd · 4 ba · 1,946 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,9642025 1 Name on Record Owner Occupied AssessorUpdated Nov 2025

1892 Ontario Pl NW

6 bd · 5 ba · 3,570 sqft · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$945,750Aug 2016 $17,0662025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Nov 2025

Property Records in Nearby Streets