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Three-Level Office Property
For Sale
$299,900

523 W Linden Street, Allentown, PA 18101

CommercialSale, Allentown City, PA

Property Size3,003 SF
Lot Size0.05 Acres
Price / SF$99.87
Days on Market143

Property Features for 523 W Linden Street

General Information

Property type Commercial Sale
Property subtype Office
Zoning R-H
Parking 4
Parking features Off Street, On Street, Garage
Elementary school district Allentown
Middle school district Allentown
High school district Allentown
Directions 145 South/MacArthur Rd; Right on N 5th; Right on Linden St. Property will be on right.
Subdivision Allentown-Central
Standard status Active
APN 640711632043-1
Size 3,003 SF
Lot size 0.05 Acres

Additional Details

Property Use Office

Taxes and HOA fees

Tax Annual Amount 4678

Utilities

Sewer type Public Sewer
Heating system Natural Gas
Cooling system Central Air
Water source Public

Amenities

high efficiency gas boiler
central air conditioning
energy-efficient lighting
ethernet connectivity
side service entrance

Building Details

Year built 1856
Building materials Stucco
Buildings 1
Listing Agency: BetterHomes&GardensRE/Cassidon
Listed By: Jessie Cevallos
Added: Jun 12 Changed: Oct 24 Last Checked: Nov 1 at 5:06PM
MLS# 778809

Copyright © 2026 Greater Lehigh Valley REALTORS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Rey
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Investment Insights

Based on property information with market context.

Located at 523 W Linden Street in Center City Allentown, this 3,003-square-foot office property extends across three levels on a 0.053-acre parcel. The first floor combines reception, private offices, flex space, and a powder room. Four offices, a kitchen, full bath, and storage occupy the second floor, while the third level provides additional office and storage space. Inlaid hardwood flooring appears on the second floor.

Building systems include a high-efficiency natural-gas boiler dated 2026, central air conditioning, energy-efficient lighting, and ethernet connectivity. The property also offers a side service entrance and four off-street parking spaces, with garage and on-street parking listed among the additional parking features. R-H zoning allows mixed-use or residential conversion. Built in 1856, the building is near the Lehigh County Courthouse, PPL Center, Arts Walk, cafes, restaurants, and shops.

Key Highlights

  • 3,003‑square‑foot office building on a 0.053‑acre parcel
  • Three‑level layout with private offices, flex space, kitchen, baths, and storage
  • High‑efficiency natural‑gas boiler dated 2026 and central air conditioning

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$16,303
Cap Rate
5.44%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$326,060 $326.1K
Cap Rate 7%
$232,900 $232.9K
Cap Rate 9%
$181,144 $181.1K
Market Conditions
NOI Build-Up for 3,003 SF
Gross rent
$23.4K $7.80/SF
− Vacancy
−$1.7K −$0.56/SF
EGI
$21.7K $7.24/SF
− OpEx
−$5.4K −$1.81/SF
NOI
$16.3K $5.43/SF
Area
Allentown, PA
Vacancy
7.20%
Lease Rate
$7.80 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$326,060
Cap Rate 7%
$232,900
Cap Rate 9%
$181,144

Alternative Uses

Best Use
Office B
$232.9K
$203.8K – $271.7K (±1% cap)
NOI $16,303 @ 7.0% cap · market cap 5.44%
Second Best
—
—
no second resolved use
Theoretical Best
Specialty Retail
$590.0K
$516.2K – $688.3K (±1% cap)
NOI $41,297 @ 7.0% cap · market cap 13.77%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Who owns this building? See the owner, sales and loan history
Open Analytics

Current Use

The Law Offices of Maureen ... Law Firm Kasick Samuel R Law Firm Special Investigations Agency ... Law Firm Joseph C. Bernstein ... Law Firm Beier Law Law Firm

Suggested Use

Top Pick Real Estate Agency Dental Office Gym & Fitness Center Skin Care Clinic Pharmacy Storage Facility

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

3,151
Businesses Nearby

Demographics for 18101, PA

5,108
Population
2,686
Households
1.9
Avg Household Size
32
Median Age
19%
College-Educated
79%
High-School Grad
0.3 sq mi
ZIP Area
17,027
Density / Sq Mi
$41,542
Median Household Income
$34,397
Median Earnings
$1,337
Median Rent
$153,800
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025

Frequently Asked Questions

What type of property is this?
Office building - R-H zoning permits mixed-use or residential conversion alongside the existing office configuration.
Where is this office building located?
The property is located at 523 W Linden Street Allentown, PA.
What is the asking price?
The asking price for this property is $299,900.
What are key features of this property?
This property features: 3,003‑square‑foot office building on a 0.053‑acre parcel; Three‑level layout with private offices, flex space, kitchen, baths, and storage; High‑efficiency natural‑gas boiler dated 2026 and central air conditioning
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