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2-Unit Duplex with Detached Apartment
New
For Sale
$399,000

4502 9TH AVENUE S, St Petersburg, FL 33711

Separate living spaces include a detached apartment and dedicated parking for each unit.

Property Size1,448 SF
Price / SF$275.55
Days on Market5

Property Features for 4502 9TH AVENUE S

General Information

Standard status Active
Size 1,448 SF
Property subtype Duplex

Amenities

0.11 acres, Dimensions: 45x112, City Limits
Shingle
Public Sewer
Additional parcels description:, Parcel Number: 27-31-16-94266-000-0330, Annual Amount: $5,458, Legal Description: VINSETTA PARK ANNEX LOT 33, Lot: 33, Year: 2025, Zoning: 0810
Ceramic Tile, Tile
Gross Income: $40,800
Central Air
Electric
Electric Dryer Hookup, Washer Hookup
Listing ID: MFRTB8554668, Standard Status: Active, MLS Status: Active, Property Subtype: Duplex, On market as of 2026-10-06, 1 day on market, Special Conditions: None
Driveway
Elementary School: Bear Creek Elementary-PN, Middle School: Azalea Middle-PN, High School: Boca Ciega High-PN
4 total bedrooms
Built in 1925, Living area: 1448, Living area units: Square Feet, Levels: Multi/Split, Construction Materials: Frame
Subdivision: VINSETTA PARK ANNEX, MLS Area (Major): 33711 - St Pete/Gulfport, County/Parish: Pinellas
Completed
2 total bathrooms
Electricity Connected, Sewer Connected, Water Connected, Water Source: Public
Crawlspace
Close Of Escrow
Allowed: Yes
Electricity, Sewer, Trash Collection, Water
Road Responsibility: Public Maintained Road, Road Surface: Paved
Patio/Porch Features: Front Porch, Sidewalk
Thermostat
Electric Water Heater, Range, Refrigerator

Building Details

Year Built 1925
Listing Agency: KELLER WILLIAMS ST PETE REALTY
Listed By: Matt Kreger · License #3245234
Source: Miharaandassociates
Added: Oct 6 Changed: Oct 9 Last Checked: Oct 7 at 11:08AM

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 KELLER WILLIAMS ST PETE REALTY

Investment Insights

Based on property information with market context.

This 1,448-square-foot duplex property in St. Petersburg comprises a 1925 main house and a separate one-bedroom apartment. The main residence has three bedrooms and one bathroom. Recent work to the house includes a roof, air conditioning, water heater, and several windows; the detached unit has new windows and central heating and air conditioning. Each residence has its own dedicated parking space.

The detached apartment is occupied under a month-to-month arrangement. The main house is expected to be available for a new tenant on November 1, allowing a new lease to be established. Together, the two dwellings offer distinct residential spaces on one property.

Key Highlights

  • Two separate units: a 3‑bedroom, 1‑bath house and a detached 1‑bedroom apartment
  • 1,448 square feet of property size
  • Main house was built in 1925

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$16,902
Cap Rate
4.24%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$338,040 $338.0K
Cap Rate 7%
$241,457 $241.5K
Cap Rate 9%
$187,800 $187.8K
Market Conditions
NOI Build-Up for 1,448 SF
Gross rent
$25.9K $17.88/SF
− Vacancy
−$1.7K −$1.21/SF
EGI
$24.1K $16.67/SF
− OpEx
−$7.2K −$5.00/SF
NOI
$16.9K $11.67/SF
Area
Pinellas County, FL
Vacancy
6.74%
Lease Rate
$17.88 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$338,040
Cap Rate 7%
$241,457
Cap Rate 9%
$187,800

Alternative Uses

Best Use
Multifamily LT 5
$241.5K
$211.3K – $281.7K (±1% cap)
NOI $16,902 @ 7.0% cap · market cap 4.24%
Second Best
Apartment 5plus
$190.2K
$166.5K – $222.0K (±1% cap)
NOI $13,317 @ 7.0% cap · market cap 3.34%
Theoretical Best
Office A
$376.6K
$329.6K – $439.4K (±1% cap)
NOI $26,365 @ 7.0% cap · market cap 6.61%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Real Estate Agency Pharmacy Electrical Service Parking Lot & Garage HVAC Service (Bike/Boat/Book/etc) 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.

Location Intelligence

Trade Area within ½ mile

573
Businesses Nearby

Demographics for 33711, FL

20,121
Population
9,522
Households
2.1
Avg Household Size
41
Median Age
32%
College-Educated
96%
High-School Grad
4.7 sq mi
ZIP Area
4,281
Density / Sq Mi
$68,295
Median Household Income
$27,156
Median Earnings
$1,819
Median Rent
$253,100
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
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Frequently Asked Questions

What type of property is this?
Duplex - Separate living spaces include a detached apartment and dedicated parking for each unit.
Where is this duplex located?
The property is located at 4502 9TH AVENUE S St Petersburg, FL.
What is the asking price?
The asking price for this property is $399,000.
What are key features of this property?
This property features: Two separate units: a 3‑bedroom, 1‑bath house and a detached 1‑bedroom apartment; 1,448 square feet of property size; Main house was built in 1925
More about this property
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