Sell Your Home
Get a free home valuation
Contact
Tell us about your needs

105 21ST AVENUE

House Active With Contract
$1,500,000

BTC: 19.40491591

ETH: 612.49489588

+$100K (2026/06/30)
40 days
5 bds
4 ba
2,765 sqft

Overview

Under contract-accepting backup offers. The 1934 Historic Pineapple house is on the market and should be on your radar! This rare 92 year old Coastal Compound in the Heart of Pass-a-Grille is a one-of-a-kind property offering the perfect blend of historic island charm and modern updates with a beautifully renovated 3-bedroom, 2-bath main residence plus a second story 2-bedroom, 2-bath guest house, separated by a large solid wood and insulated conjoining door that offers the new buyer the option of having a 5-bedroom 4-bath with two kitchens, two indoor laundry locations, with endless possibilities for extended family, guests, or additional income potential. No Pass-a-Grille parking problem here as the home has a side by side two vehicle parking garage and two vehicle carport. Rich in character, the main home features soaring tongue-and-groove ceilings, exposed wood beams, original hardwood floors, and abundant natural light throughout. The updated kitchen offers shaker cabinetry, stone countertops, stainless steel appliances, and leads into the living spaces designed for relaxed coastal living. The spacious second floor primary suite is timeless and serves as a private retreat with a spa-inspired bath, and connecting bonus room perfect for a home office or coffee/wine bar. The additional guest bedrooms provide comfort for family and guests. The attached guest house has been thoughtfully updated maintaining its timeless coastal character, offering a full kitchen, spacious living area, two bedrooms, and two full baths. The exterior private and a covered entertainment area boasts a large kitchen counter, flat screen tv, and power and gas line to add outdoor refrigerator and and gas grill, perfect for gathering after a day at the beach. Located just steps from the sugar sand beaches of Pass-a-Grille, boutique shopping, waterfront dining, marinas, and historic 8th Avenue, this exceptional property offers a rare opportunity to own one of the area's classic island homes. Whether you're searching for a primary residence, vacation retreat, or an investment with exceptional flexibility, this unique coastal compound truly has it all. The 2/2 guest quarters is currently rented for $3000 a month plus renter pays utilities. Main house rents monthly between $6000 to $15,000 a month depending on the season. 24 hour notice for showings as the property is currently occupied. Currently July, August, December 2026 and January, March-April 14, 2027 are rented.

Location

Details

Type:
Residential
Parking:
Garage Faces Rear
Year Built:
1934
Lot:
0.11 Acres
Heating:
Central
Price/sqft:
$542
Cooling:
Central Air
HOA:
No Data

Valuation

Our model vs. what's actually selling nearby.
Estimate
$1,360,000
$1.0M – $2.3M
Confidence Low
List vs. estimate
$140K above estimate
List $1,500,000 · +10.3%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$542
-14.3% vs. city median $633
Based on
6 MLS comparables
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$14,666
2025
Garage
2 car garage
Furnished
Furnished
Pets
Allowed
All facts and features
  • Flooring

    • Luxury Vinyl

    • Tile

    Heating

    • Central

    Cooling

    • Central Air

    Appliances

    • Disposal

    Other interior features

    • Ceiling Fan(s)

    • Stone Counters

    Bedrooms and bathrooms

    • Bedrooms: 5

    • Full bathrooms: 4

  • Parking

    • Garage Faces Rear

    Property

    • Levels: Two

    • Exterior Features: Balcony / French Doors / Outdoor Shower / Rain Gutters

    Lot

    • Lot: 0.11 Acres

    Other Property Information

    • Parcel Number: 183216686340100680

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Utility

    • Cable Connected

    • Electricity Connected

    • Natural Gas Connected

    • Sewer Connected

    • Water Connected

  • Other financial information

    • Annual tax amount: $14,667

  • Source details

    • MLS ID: TB8520827

    Other facts

    • Construction Materials: Wood Frame / Wood Siding

    • Foundation Details: Pillar/Post/Pier

    • Fireplace Features: Wood Burning

    • Laundry Features: Inside

    • Lot Features: Historic District / Near Golf Course / Near Marina / Near Public Transit / Sidewalk

    • Patio And Porch Features: Covered / Enclosed / Patio

    • Window Features: Blinds

    • Direction Faces: South

    • Other Structures: Guest House

    • Fireplace: Yes

    • Garage Spaces: 2

    • Attached Garage: Yes

    • Garage: Yes

    • Living Area: 2765

    • Water Source: Public

    • Lot Size Dimensions: 50 x 100

    • Subdivision Name: PHILLIPS DIV REV MAP

Private inquiry
Talk to the advisor on this listing.
Floor plans, HOA docs, off-market comparables, scheduling a private showing — one message, direct to the local specialist.

More like this

Active With Contract
$1,195,000
House
3 bds · 2 ba · 2,092 sqft
BAHIA SHORES 3RD ADD, ST PETE BEACH
5810 BAHAMA WAY S
Active With Contract
$1,225,000
Townhouse
3 bds · 3 ba · 2,215 sqft
TIERRA SOUND TWNHMS, ST PETERSBURG
1063 PINELLAS BAYWAY S
New
Active With Contract
$1,449,000
House
4 bds · 2 ba · 2,647 sqft
TIERRA VERDE, TIERRA VERDE
373 4TH AVENUE N
New
Active With Contract
$1,775,000
House
4 bds · 3 ba · 2,730 sqft
BOCA CIEGA ISLE, ST PETE BEACH
960 BOCA CIEGA ISLE DRIVE
-$449K
Active With Contract
$1,950,000
House
3 bds · 3 ba · 2,980 sqft
NORTH VINA DEL MAR 1ST ADD, ST PETE BEACH
311 S ISLE DRIVE
-$50K
Active With Contract
$1,850,000
Condo/Co-op
3 bds · 3 ba · 2,370 sqft
BOCA SANDS CONDO, ST PETE BEACH
5301 GULF BOULEVARD UNIT A304
487 PINELLAS BAYWAY S UNIT 107
-$50K
Active With Contract
$1,625,000
Townhouse
4 bds · 3 ba · 3,035 sqft
BRIDGEWATER TOWNHOMES, TIERRA VERDE
487 PINELLAS BAYWAY S UNIT 107
-$250K
Active With Contract
$1,449,950
House
4 bds · 3 ba · 3,622 sqft
BAHIA SHORES 1ST ADD, ST PETE BEACH
5903 BIMINI WAY N

Market around this address

Live counts in the same area.
View all

The multiple listing information is provided by the Stellar MLS from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Stellar MLS. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: EXP REALTY