2121 Mountain St
Philadelphia, PA 19145
2 bd 1 ba 904 sqft Built 1920 Lot 658 sqft townhomes
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2026 | $226,800 | $56,700 | $283,500 | $2,568 |
| 2025 | $226,800 | $56,700 | $283,500 | $3,968 |
| 2024 | $237,920 | $59,480 | $297,400 | $4,163 |
| 2023 | $237,920 | $59,480 | $297,400 | $4,163 |
| 2022 | $165,566 | $41,634 | $207,200 | $2,900 |
| 2021 | $165,566 | $41,634 | $207,200 | $2,900 |
| 2020 | $165,566 | $41,634 | $207,200 | $2,900 |
| 2019 | $63,600 | $17,000 | $80,600 | $1,128 |
| 2018 | $49,880 | $13,420 | $63,300 | $886 |
| 2017 | $49,880 | $13,420 | $63,300 | $886 |
| 2016 | $56,786 | $6,514 | $63,300 | $886 |
| 2015 | $56,786 | $6,514 | $63,300 | $848 |
| 2014 | $56,786 | $6,514 | $63,300 | $848 |
| 2013 | $1,417 | $279 | $1,696 | $165 |
| 2012 | $1,417 | $279 | $1,696 | $159 |
| 2011 | $1,417 | $279 | $1,696 | $154 |
| 2010 | $1,417 | $279 | $1,696 | $140 |
| 2009 | $1,417 | $279 | $1,696 | $140 |
Property facts
Year built
1920
Property type
townhomes
Stories
2
Beds
2
Baths
1
Living area
904 sqft
Lot size
658 sqft
ZIP code
19145
City
Philadelphia
Street
Mountain St
Coordinates
39.93137, -75.18059
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 2121 Mountain St last sell?
No public-record sale is on file for 2121 Mountain St.
What is the current tax assessment for 2121 Mountain St?
The most recent total assessment for 2121 Mountain St (year 2026) is $283,500 with $2,568 in property tax.
When was 2121 Mountain St built?
2121 Mountain St was built in 1920.
How does 2121 Mountain St compare to others on Mountain St?
We track 8 other properties on Mountain St. Browse the list under "Other properties on Mountain St" to compare beds, baths, and sale history.
What are the property facts for 2121 Mountain St?
2121 Mountain St is a 2 bed, 1 bath, 904 sqft, 658 sqft lot townhomes.
Is 2121 Mountain St a flip candidate?
No — 2121 Mountain St does not appear in our flips dataset.
Is 2121 Mountain St a tax-appeal candidate?
No — 2121 Mountain St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.4%
Implied 1-yr
+5.7%
2026 Q3
$368.1K
2026 Q4
$372.9K
ZIP 19145 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain St