The property at 3111 Keystone Street, Bethlehem, PA 18020, built in 1915, is a 1,192 square foot Single Family and has 2 bedrooms and 2 bathrooms. It is situated on a lot that is 9,888 square feet and was last tax assessed in 2025 for a valuation of $87,000
The estimate for this property has experienced a 1.92% increase in the past 6 months reaching a value of $280,274.
Property Tax History
Source: Public Records
| Year | Assessment |
|---|---|
| 2024 | $43,500 |
| 2023 | $43,500 |
| 2022 | $43,500 |
| 2021 | $43,500 |
| 2020 | $43,500 |
| 2019 | $43,500 |
| 2018 | $43,500 |
| 2017 | $43,500 |
| 2016 | $43,500 |
| 2015 | $43,500 |
| 2014 | $43,500 |
Valuation History
Source: Public Records
| Month | Valuation | Single Family Homes Sold | Median Sales Price/Sqft |
|---|---|---|---|
| Dec 2025 | $280,274 | - | - |
| Nov 2025 | $277,583 | - | - |
| Oct 2025 | $278,946 | - | - |
| Sep 2025 | $284,615 | - | - |
| Aug 2025 | $283,339 | - | - |
| Jul 2025 | $273,655 | - | - |
| Jun 2025 | $279,506 | - | - |
| May 2025 | $274,984 | - | - |
| Apr 2025 | $275,245 | - | - |
| Mar 2025 | $267,809 | - | - |
| Feb 2025 | $270,666 | - | - |
| Jan 2025 | $260,107 | - | - |
| Dec 2024 | $255,997 | - | - |
| Nov 2024 | $252,210 | - | - |
| Oct 2024 | $251,731 | - | - |
| Sep 2024 | $247,201 | - | - |
| Aug 2024 | $249,857 | - | - |
| Jul 2024 | $242,572 | - | - |
| Jun 2024 | $244,979 | - | - |
| May 2024 | $244,746 | - | - |
| Apr 2024 | $248,022 | - | - |
| Mar 2024 | $244,346 | - | - |
| Feb 2024 | $245,173 | - | - |
| Jan 2024 | $235,377 | - | - |
| Dec 2023 | $247,158 | - | - |
| Nov 2023 | $245,825 | - | - |
| Oct 2023 | $275,854 | - | - |
| Sep 2023 | $253,750 | - | - |
| Aug 2023 | $256,500 | - | - |
| Jul 2023 | $261,500 | - | - |
| Jun 2023 | $257,000 | - | - |
| May 2023 | $264,000 | - | - |
| Apr 2023 | $255,000 | - | - |
| Mar 2023 | $258,250 | - | - |
| Feb 2023 | $235,600 | - | - |
| Jan 2023 | $247,100 | - | - |
| Dec 2022 | $265,700 | - | - |
*Market History, including Median Sales Price per square foot, and Single Family Homes Sold is based on historical data of Zip Code: 18020 - PA
Population & Environment
Source: Sperling's Best Places
| Zip | City | County | National | |
|---|---|---|---|---|
| Population | 21,328 | 77,554 | 314,800 | 335,858,263 |
| Population Density | 1,649 | 4,060 | 852 | 95 |
| People per Household | 2.7 | 2.3 | 2.5 | 2.6 |
| Median Age | 46.2 | 38 | 42.8 | 39.1 |
| Median Income | $88,690 | $58,226 | $72,644 | $66,222 |
| Average Income | $42,439 | $31,352 | $36,406 | $35,475 |
| Cost of Living Index | 114 | 92 | 106 | 100 |
| Zip | City | County | National | |
|---|---|---|---|---|
| January Avg. High Temp | 19.1°F | 19.1°F | 19.1°F | 22.6°F |
| July Avg. High Temp | 83.9°F | 83.9°F | 83.9°F | 86.2°F |
| Annual Precipitation | 45.17" | 45.17" | 45.17" | 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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