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Historic Duplex with Rental Cottage
For Sale
$385,000
Pending

519 N J Street, Lake Worth, FL 33460

Residential Income, Lake Worth Beach, FL

Property Size1,262 SF
Lot Size0.15 Acres
Days on Market38

Property Features for 519 N J Street

General Information

Property type Residential Multi Family
Property subtype Duplex
Zoning SF-TF-14 (city)
Bedrooms 3
Full bathrooms 2
Rooms Bathroom 2, Bedroom 1, Bedroom 2, Bathroom 1, Bedroom 3
Patio and Porch features Patio
Pets allowed Yes, No
Exterior features Awning(s), Barbecue, Garden
Fencing Fenced, Gate
Subdivision LAKE WORTH TOWN OF
Lot features Many Trees, Oversized Lot
View City
Elementary school North Grade K-8
Middle school Lake Worth
High school Lake Worth
Directions From US1 to 7th Ave N, go east, south on J St, property is on the west side
Standard status Pending
APN 38434421151500230
Size 1,262 SF
Lot size 0.15 Acres

Taxes and HOA fees

Tax Year 2025
Tax Description TOWN OF LAKE WORTH LTS 23 & 24 BLK 150
Tax Annual Amount 4712
Legal Description TOWN OF LAKE WORTH LTS 23 & 24 BLK 150

Utilities

Utilities Cable Available
Sewer type Public Sewer
Heating system Natural Gas
Cooling system Ceiling Fan(s), Wall/Window Unit(s), Window Unit(s)
Water source Public

Building Details

Year built 1925
Floors in Building 1
Number of units 2
Flooring type Wood, Linoleum, Tile - Ceramic
Building materials Stucco
Roof type Tar/Gravel, Built-Up
Listing Agency: LPT Realty, LLC
Listed By: Javaid M Iqbal · License #678817
Added: Aug 4 Changed: Sep 10 Last Checked: Sep 10 at 12:06PM
MLS# B26059970

Copyright © 2026 BeachesMLS. 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.

This 1925 duplex property includes a primary cottage and a separate rear rental unit on a 0.15-acre lot. The front residence features a large kitchen, fireplace connected to natural gas, wood flooring, and a configuration that requires restoration. Exterior improvements include a patio, garden, barbecue area, fencing, and gate.

The property is located at 519 N J Street in Lake Worth Beach, within the Mango Groves area of the Northeast Lucerne Historic District and five walkable blocks north of downtown. The site has 1,262 square feet of property space, public water, public sewer, cable availability, stucco construction, and a built-up tar-and-gravel roof. Cooling is provided by window and wall/window units, with ceiling fans also present. Zoning is SF-TF-14 under city designation.

Key Highlights

  • Duplex property with 1,262 square feet on a 0.15‑acre lot
  • 1925 construction in the Northeast Lucerne Historic District
  • Separate rear rental cottage with an existing 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

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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
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

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 layout includes a primary residence requiring restoration and a separate occupied cottage.
Where is this duplex located?
The property is located at 519 N J Street 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 property with 1,262 square feet on a 0.15‑acre lot; 1925 construction in the Northeast Lucerne Historic District; Separate rear rental cottage with an existing long‑term tenant
More about this property
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