About 3700 21st Avenue N
Welcome to this spacious and well-appointed single-story, block construction pool home on the tranquil shores of Lake Harshaw 2. Offering three bedrooms, two baths and approximately 1,872 square feet of living space, this residence combines generous proportions, thoughtful upgrades and an exceptional central location. The interior features expansive rooms throughout, including a formal dining area just off the large kitchen, ideal for everyday living and entertaining. The kitchen offers a pantry, oversized island with abundant storage and ample workspace, creating a functional hub for gatherings large and small. A light-filled Florida room seamlessly opens to the backyard, extending the living space and providing direct access to the pool and outdoor lounging areas. Set on an oversized one-third-acre lot, the outdoor space is designed for relaxation and recreation, with plenty of room for poolside enjoyment, gardening or creating your private oasis overlooking the lake. Notable upgrades include fresh paint, solar panels installed in 2016, automatic hurricane shutters added in 2018, a new roof in 2018 and a new air-conditioning system in 2022. The home is high and dry, outside of the flood zone, and has never experienced hurricane damage, offering peace of mind along with lakefront serenity. The Harshaw neighborhood is ideally located, providing easy access to shops, restaurants and everyday conveniences. Downtown St. Petersburg is just 10 minutes away, world-class Gulf beaches are within 15 minutes, and interstate access is only three minutes from your door. Nearby favorites include Mazzaro’s Italian Market, grocery stores, Starbucks and a variety of dining options. This lakefront gem presents a rare opportunity to personalize a well-maintained home in a prime location. Properties like this don’t last so schedule your private showing today.
Residential home for sale in ST PETERSBURG, FL at 3700 21st Avenue N. This 3 bedroom Residential home is priced at $331/sqft
Features of 3700 21st Avenue N
| MLS® # | TB8459261 |
|---|---|
| Price | $619,000 |
| Bedrooms | 3 |
| Bathrooms | 2.00 |
| Full Baths | 2 |
| Square Footage | 1,872 |
| Acres | 0.25 |
| Year Built | 1961 |
| Type | Residential |
| Sub-Type | Single Family Residence |
| Style | Ranch |
| Status | Active |
Community Information: St Petersburg
| Address | 3700 21st Avenue N |
|---|---|
| Area | St Pete |
| Subdivision | HARSHAW LAKE 2 |
| City | ST PETERSBURG |
| County | Pinellas |
| State | FL |
| Zip Code | 33713-4824 |
Amenities of 3700 21st Avenue N
| Parking | Driveway, On Street |
|---|---|
| # of Garages | 2 |
| View | Water |
| Is Waterfront | No |
| Has Pool | Yes |
| Senior Community | No |
Interior of 3700 21st Avenue N
| Interior Features | Ceiling Fan(s), Eating Space In Kitchen, High Ceilings, Open Floorplan, Primary Bedroom Main Floor, Window Treatments |
|---|---|
| Appliances | Built-In Oven, Cooktop, Dishwasher, Dryer, Electric Water Heater, Range, Refrigerator, Washer |
| Heating | Central, Electric |
| Cooling | Central Air |
| Fireplace | No |
| # of Stories | 1 |
| Furnished | Unfurnished |
Exterior of 3700 21st Avenue N
| Exterior Features | Hurricane Shutters, Lighting, Private Mailbox, Sidewalk |
|---|---|
| Lot Description | City Lot, Landscaped, Sidewalk |
| Roof | Shingle |
| Foundation | Slab |
Additional Information On 3700 21st Avenue N
| Date Listed | January 14th, 2026 |
|---|---|
| Days on Market | 25 |
| Flood Zone Code | X |
| Foreclosure | No |
| Short Sale | No |
| RE / Bank Owned | No |
Listing Details
| Office | PREMIER SOTHEBYS INTL REALTY |
|---|
Map To 3700 21st Avenue N, ST PETERSBURG
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