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Duplex With Rear Cottage
New
For Sale
$385,000

519 N J Street #1, Lake Worth, FL 33460

Two-building residential income property with a restoration project in front and an occupied rear cottage.

Property Size1,314 SF
Price / SF$305.07
Days on Market5

Property Features for 519 N J Street #1

General Information

Standard status Active
Size 1,314 SF
Property subtype Residential Income
Zoning SF-TF-14 (city)

Additional Details

Multifamily Units 2

Taxes and HOA fees

Annual Taxes $4,712

Building Details

Building Size 1,314 SF
Year Built 1925
Stories 1
Listing Agency: LPT Realty, LLC
Listed By: Javaid M Iqbal · License #678817
Source: Laerrealty
Added: Aug 8 Changed: Aug 9 Last Checked: Aug 12 at 3:34AM

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 LPT Realty, LLC

Investment Insights

Based on property information with market context.

Built in 1925, this duplex at 519 N J Street, #1 includes a two-bedroom, one-bath main residence and a separate rear cottage. The front house offers a spacious kitchen, fireplace connected to natural gas, and original Dade County Pine flooring, with some areas covered by linoleum. Restoration is needed in the main residence, while the rear cottage is in better condition and has a long-term tenant.

The property contains 1262 SF and is positioned five walkable blocks north of downtown Lake Worth Beach, within the Mango Groves area of the Northeast Lucerne Historic District. Zoning is SF-TF-14 under city classification.

Key Highlights

  • Duplex with 1262 SF, built in 1925
  • Two‑bedroom, one‑bath main residence with large kitchen and fireplace
  • Separate rear cottage is in better condition and has a long‑term tenant

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
$21,037
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
5.46%
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%
$420,740 $420.7K
Cap Rate 7%
$300,529 $300.5K
Cap Rate 9%
$233,744 $233.7K
Market Conditions
NOI Build-Up for 1,262 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
$31.8K $25.20/SF
− Vacancy
−$1.7K −$1.39/SF
EGI
$30.1K $23.81/SF
− OpEx
−$9.0K −$7.14/SF
NOI
$21.0K $16.67/SF
Area
Palm Beach County, FL
Vacancy
5.50%
Lease Rate
$25.20 /SF/Yr
Expense Ratio
30.00%
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%
$420,740
Cap Rate 7%
$300,529
Cap Rate 9%
$233,744

Alternative Uses

Best Use
Multifamily LT 5
$300.5K
$263.0K – $350.6K (±1% cap)
NOI $21,037 @ 7.0% cap · market cap 5.46%
Second Best
Apartment 5plus
$277.3K
$242.6K – $323.5K (±1% cap)
NOI $19,409 @ 7.0% cap · market cap 5.04%
Theoretical Best
Office A
$888.8K
$777.7K – $1.04M (±1% cap)
NOI $62,214 @ 7.0% cap · market cap 16.16%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Daycare Center Catering Service Fish Market Veterinary Clinic Restaurant

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

2
Residential units

Location Intelligence

Trade Area within ½ mile

1,854
Businesses Nearby

Demographics for 33460, FL

36,409
Population
14,769
Households
2.5
Avg Household Size
36
Median Age
24%
College-Educated
72%
High-School Grad
4.7 sq mi
ZIP Area
7,747
Density / Sq Mi
$61,702
Median Household Income
$32,388
Median Earnings
$1,411
Median Rent
$333,200
Median Home Value

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Two-building residential income property with a restoration project in front and an occupied rear cottage.
Where is this duplex located?
The property is located at 519 N J Street #1 Lake Worth, FL.
What is the asking price?
The asking price for this property is $385,000.
What are key features of this property?
This property features: Duplex with 1262 SF, built in 1925; Two‑bedroom, one‑bath main residence with large kitchen and fireplace; Separate rear cottage is in better condition and has a long‑term tenant
More about this property
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