The property at 866 E MAIN ST, Hillsboro, OR 97123, built in 1937, is a 2,555 square foot Single Family and has 4 bedrooms and 3 bathrooms. It is situated on a lot that is 14,375 square feet and was last tax assessed in 2025 for a valuation of $543,300
The estimate for this property has experienced a 5.28% increase in the past 6 months reaching a value of $643,857.
Property Tax History
Source: Public Records
| Year | Assessment |
|---|---|
| 2023 | $373,050 +3.00% |
| 2022 | $362,190 +3.00% |
| 2021 | $351,650 +17.00% |
| 2020 | $300,550 +3.00% |
| 2019 | $291,800 +3.00% |
| 2018 | $283,310 +3.00% |
| 2017 | $275,060 +3.00% |
| 2016 | $267,050 +3.00% |
| 2015 | $259,280 +3.00% |
| 2014 | $251,730 +3.00% |
| 2013 | $244,400 |
| 2012 | $244,400 |
Valuation History
Source: Public Records
| Month | Valuation | Single Family Homes Sold | Median Sales Price/Sqft |
|---|---|---|---|
| Nov 2025 | $643,857 | - | - |
| Oct 2025 | $650,167 | - | - |
| Sep 2025 | $648,808 | - | - |
| Aug 2025 | $642,110 | - | - |
| Jul 2025 | $650,748 | - | - |
| Jun 2025 | $626,185 | - | - |
| May 2025 | $621,450 | - | - |
| Apr 2025 | $611,569 | - | - |
| Mar 2025 | $616,651 | - | - |
| Feb 2025 | $604,614 | - | - |
| Jan 2025 | $597,158 | - | - |
| Dec 2024 | $583,336 | - | - |
| Nov 2024 | $576,664 | - | - |
| Oct 2024 | $549,160 | - | - |
| Sep 2024 | $537,582 | - | - |
| Aug 2024 | $544,557 | - | - |
| Jul 2024 | $524,897 | - | - |
| Jun 2024 | $532,653 | - | - |
| May 2024 | $526,562 | - | - |
| Apr 2024 | $515,124 | - | - |
| Mar 2024 | $516,187 | - | - |
| Feb 2024 | $514,820 | - | - |
| Jan 2024 | $531,816 | - | - |
| Dec 2023 | $563,481 | - | - |
| Nov 2023 | $530,746 | - | - |
| Oct 2023 | $549,162 | - | - |
| Sep 2023 | $585,601 | - | - |
| Aug 2023 | $584,461 | - | - |
| Jul 2023 | $607,167 | - | - |
| Jun 2023 | $601,832 | - | - |
| May 2023 | $598,572 | - | - |
| Apr 2023 | $616,849 | - | - |
| Mar 2023 | $659,956 | - | - |
| Feb 2023 | $665,100 | - | - |
| Jan 2023 | $661,300 | - | - |
| Dec 2022 | $693,500 | - | - |
*Market History, including Median Sales Price per square foot, and Single Family Homes Sold is based on historical data of Zip Code: 97123 - OR
Population & Environment
Source: Sperling's Best Places
| Zip | City | County | National | |
|---|---|---|---|---|
| Population | 50,247 | 108,845 | 607,428 | 335,858,263 |
| Population Density | 905 | 4,243 | 839 | 95 |
| People per Household | 3 | 2.7 | 2.6 | 2.6 |
| Median Age | 37.5 | 37.2 | 39.1 | 39.1 |
| Median Income | $81,685 | $84,673 | $85,609 | $66,222 |
| Average Income | $33,377 | $37,761 | $41,663 | $35,475 |
| Cost of Living Index | 116 | 107 | 106 | 100 |
| Zip | City | County | National | |
|---|---|---|---|---|
| January Avg. High Temp | 35.1°F | 35.1°F | 33.8°F | 22.6°F |
| July Avg. High Temp | 80.4°F | 80.4°F | 79.2°F | 86.2°F |
| Annual Precipitation | 38.19" | 38.19" | 39.95" | 38" |
Click Zestimate price to view details on Zillow. Zestimate data is provided "as is" via the Zestimate API. © Zillow, Inc., 2006-2022. Use is subject to Terms of Use.
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