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Ground-Floor Storefront Condominium
For Sale
$2,500,000

121620 Arch Street Unit 1, Philadelphia, PA 19107

Built-out commercial condominium with flexible retail, office, meeting, and storage areas in Philadelphia’s Center City.

Property Size12,350 SF
Price / SF$202.43
Days on Market439

Property Features for 121620 Arch Street Unit 1

General Information

Standard status Active
Size 12,350 SF
Property subtype Commercial
Lease Term []

Additional Details

Floor Ground

Amenities

high ceilings
hardwood floors
exposed brick
columns
large open meeting room
two conference rooms
partitioned offices
kitchenette
men's and women's restrooms
loading area

Building Details

Year Built 1900
Listing Agency: MSC Retail,Inc.
Listed By: Josh Weiss · License #RS324559
Source: Deepcreeklake
Added: Jun 23, 2025 Changed: Sep 2 Last Checked: Sep 1 at 8:41PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of MSC Retail,Inc.

Investment Insights

Based on property information with market context.

This ground-floor commercial condominium combines a retail-facing storefront with a loft-style interior and an extensive lower level. The main floor contains 12,350 SF and features high ceilings, hardwood floors, exposed brick, and structural columns. Existing improvements include an open meeting room, two conference rooms, partitioned offices, a kitchenette, separate men’s and women’s restrooms, and a loading area accessible from Cuthbert Street.

The basement adds over 12,000 SF with 12-foot ceilings, providing substantial space for storage or back-of-house functions. A portion of the basement is leased to AT&T and T-Mobile. The property is positioned in Philadelphia’s Center City, across from the Convention Center and Reading Terminal and one block from Market Street. City Hall, Broad Street, public transportation, parking, hotels, cultural attractions, restaurants, and retail are also identified nearby.

Key Highlights

  • 12,350 SF ground‑floor commercial condominium
  • Over 12,000 SF basement with 12‑foot ceilings
  • Retail storefront with loft‑style interior, hardwood floors, exposed brick, and columns

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$162,520
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
6.50%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,250,400 $3.3M
Cap Rate 7%
$2,321,714 $2.3M
Cap Rate 9%
$1,805,778 $1.8M
Market Conditions
NOI Build-Up for 12,350 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$271.2K $21.96/SF
− Vacancy
−$54.5K −$4.41/SF
EGI
$216.7K $17.55/SF
− OpEx
−$54.2K −$4.39/SF
NOI
$162.5K $13.16/SF
Area
Philadelphia, PA
Vacancy
20.10%
Lease Rate
$21.96 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,250,400
Cap Rate 7%
$2,321,714
Cap Rate 9%
$1,805,778

Alternative Uses

Best Use
Office B
$2.32M
$2.03M – $2.71M (±1% cap)
NOI $162,520 @ 7.0% cap · market cap 6.50%
Second Best
Retail
$1.99M
$1.74M – $2.33M (±1% cap)
NOI $139,582 @ 7.0% cap · market cap 5.58%
Theoretical Best
Multifamily LT 5
$3.01M
$2.63M – $3.51M (±1% cap)
NOI $210,751 @ 7.0% cap · market cap 8.43%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Storefront properties

Suggested Use

Top Pick Real Estate Agency Law Firm Dental Office Gym & Fitness Center Building Supply Skin Care Clinic

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

1,710
Businesses Nearby
Under-served
Demand for This Use

Demographics for 19107, PA

17,600
Population
10,239
Households
1.7
Avg Household Size
32
Median Age
72%
College-Educated
92%
High-School Grad
0.5 sq mi
ZIP Area
35,200
Density / Sq Mi
$70,382
Median Household Income
$57,694
Median Earnings
$1,691
Median Rent
$452,500
Median Home Value

Market

Vacancy Rate% for Office in Philadelphia, PA

14.2% 2019
14.1% 2020
16.2% 2021
19% 2022
20.5% 2023
19.6% 2024
19.7% 2025
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Frequently Asked Questions

What type of property is this?
Storefront property - Built-out commercial condominium with flexible retail, office, meeting, and storage areas in Philadelphia’s Center City.
Where is this storefront property located?
The property is located at 121620 Arch Street Unit 1 Philadelphia, PA.
What is the asking price?
The asking price for this property is $2,500,000.
What are key features of this property?
This property features: 12,350 SF ground‑floor commercial condominium; Over 12,000 SF basement with 12‑foot ceilings; Retail storefront with loft‑style interior, hardwood floors, exposed brick, and columns
More about this property
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