Property profile

1638 Passyunk Ave Philadelphia, PA 19145

OFF-MARKET
Office buildings
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Property ID
US73-2440359
2,276 SF 0.05 ac Built 1920
Last sale Jun 2022·$500,000
Individually Owned Owner of record is an individual. 4-yr Hold Held for 4 years. Free & Clear No active or open recorded mortgage detected.
Market Trends Soon

Property summary

AI-generated overview

This exceptional 2,000 square foot commercial property, located at 1638 W Passyunk Avenue in South Philadelphia, presents a unique investment opportunity. Originally constructed in 1931 as a gas testing station, the building boasts a rich history and has most recently served as a medical office. The flexible CMX-2.5 zoning allows for a diverse range of uses, making it ideal for various businesses. The property features two 1,000 square foot levels: a ground floor and a finished basement,…

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2023

What does the county charge?
$7k
Tax billed · 2023
Assessed value$497k
Assessed land$152k
Assessed improvement$345k
Effective rate1.40%

Value estimate

· Nov 2026
$455k
$410k – $501k
AI approach$450k

Realmo valuation models over county records and 20 qualifying comparable sales.

Recently sold

What actually traded nearby?
$254/SF
Submarket average, outlier-cleaned · 223 recorded sales of this use type
Observed band · Q1–Q3$138 – $435
Qualifying comparables20

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

What can be built here?
CMX2.5
CMX-2.5 Neighborhood Commercial Mixed-Use-2.5 Various special district controls CMX-3 Community Commercial Mixed-Use C-3 RC-3 CMX-4 Core ...
General categoryMIXED_USE
JurisdictionPHILADELPHIA

Location intelligence

Which uses thrive at this corner?
Best fit: Law Firm
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Law Firm71.8
Realty agency32.2
Parking Facility26.8

Location

1638 Passyunk Ave Philadelphia, PA 19145-3846
County assessor Recorded deeds · 1 transfer 20 qualifying comp sales Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

3 recorded sales · 18 properties nearby
Recent sales nearby
3 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
2317 23rd, Philadelphia, PA 19145-3329 $1,850,000 Mar 2025 13,000 SF
2725 Passyunk, Philadelphia, PA 19145 $3,250,000 Mar 2022 6,000 SF
1809 Oregon, Philadelphia, PA 19145-3700 $227,000 Dec 2019 9,999 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
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Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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