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Approved 39-Unit Apartment Development
For Sale
$1,390,000

3948 Portland Street, Coplay, PA 18037

CommercialSale, Coplay Boro, PA

Property Size13,524 SF
Lot Size4.07 Acres
Price / SF$102.78
Days on Market47

Property Features for 3948 Portland Street

General Information

Property type Commercial Sale
Property subtype Apartment
Property condition Under Construction
Zoning ME-I
Parking 98
Parking features Parking Lot
Elementary school district Parkland
Middle school district Parkland
High school district Parkland
Directions From PPL: Head toward Linden St Turn left onto Tilghman St Take S Roth Ave and N 14th St to 15th St Take Mauch Chunk Rd to Portland St in North Whitehall Township. Turn left onto Portland St. Destination will be on the left
Subdivision North Whitehall
Standard status Active
APN 547984619922-1
Size 13,524 SF
Lot size 4.07 Acres

Taxes and HOA fees

Tax Annual Amount 7715

Utilities

Sewer type Public Sewer
Heating system Ductless (Heating)
Cooling system Ductless
Water source Public

Building Details

Year built 2027
Number of units 39
Listing Agency: Steel City Realty
Listed By: Jennifer L. DeJesus · License #RM423820
Added: Jul 23 Changed: Aug 19 Last Checked: Sep 7 at 10:06PM
MLS# 781339

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.

Investment Insights

Based on property information with market context.

Planned multifamily development at 3948 Portland Street encompassing 4.07 acres and 13,524 square feet. The project is approved for 39 units, with final approvals in place, a builder selected, and the mylar prepared for recording. NPDES permitting and Act 2 environmental clearance have been completed, while the demolition permit is ready to be pulled.

The property is zoned ME-I and will connect to public water and public sewer. Planned site infrastructure includes a parking lot, ductless heating, and ductless cooling. The project offers access to Route 22, Route 309, and I-78, placing it within the Lehigh Valley growth corridor. Power-line relocation has been agreed to at no cost to the project, and the construction budget includes contingency and remaining value-engineering and rebidding opportunities.

Key Highlights

  • Approved 39‑unit multifamily development on 4.07 acres
  • 13,524‑square‑foot project with final approvals in place
  • NPDES permit approved and Act 2 environmental clearance completed

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
$79,004
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
5.68%
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%
$1,580,080 $1.6M
Cap Rate 7%
$1,128,629 $1.1M
Cap Rate 9%
$877,822 $877.8K
Market Conditions
NOI Build-Up for 13,524 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
$155.8K $11.52/SF
− Vacancy
−$12.2K −$0.90/SF
EGI
$143.6K $10.62/SF
− OpEx
−$64.6K −$4.78/SF
NOI
$79.0K $5.84/SF
Area
Lehigh County, PA
Vacancy
7.80%
Lease Rate
$11.52 /SF/Yr
Expense Ratio
45.00%
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%
$1,580,080
Cap Rate 7%
$1,128,629
Cap Rate 9%
$877,822

Alternative Uses

Best Use
Apartment 5plus
$1.13M
$987.6K – $1.32M (±1% cap)
NOI $79,004 @ 7.0% cap · market cap 5.68%
Second Best
no second resolved use
Theoretical Best
Mixed Use
$1.99M
$1.74M – $2.32M (±1% cap)
NOI $139,213 @ 7.0% cap · market cap 10.02%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Apartment buildings

Suggested Use

Top Pick Real Estate Agency Building Supply Restaurant Law Firm Auto Parts Store Big Box & Wholesale Store

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

Lease Details

39
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

49
Businesses Nearby

Demographics for 18037, PA

7,444
Population
3,263
Households
2.3
Avg Household Size
45
Median Age
30%
College-Educated
95%
High-School Grad
7.6 sq mi
ZIP Area
979
Density / Sq Mi
$82,710
Median Household Income
$54,589
Median Earnings
$1,152
Median Rent
$240,500
Median Home Value

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
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Frequently Asked Questions

What type of property is this?
Apartment building - Fully approved multifamily project with public water and sewer, completed environmental clearance, and immediate permitting readiness.
Where is this apartment building located?
The property is located at 3948 Portland Street Coplay, PA.
What is the asking price?
The asking price for this property is $1,390,000.
What are key features of this property?
This property features: Approved 39‑unit multifamily development on 4.07 acres; 13,524‑square‑foot project with final approvals in place; NPDES permit approved and Act 2 environmental clearance completed
More about this property
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