
857 21ST AVENUE N, ST PETERSBURG, FL, 33704
Active103 days on marketListed Jul 8, 2026MLS #TB8521155
About this home
857 21ST AVENUE N
Virtually Staged. Set along the brick streets of the highly sought-after Crescent Lake neighborhood, this charming 1936 Craftsman-style pool home offers four bedrooms, two baths, and a rare opportunity to create a home tailored to your vision. Filled with original character and complemented by a number of important improvements, the property offers exceptional flexibility for its next owner. Enjoy the home's timeless appeal as it is, or take advantage of the opportunity to make thoughtful updates and create your dream home in one of St. Petersburg's most beloved neighborhoods. Inside, abundant natural light, original heart pine floors, Cuban tile, and architectural details create an inviting sense of warmth and character throughout. The flexible main level features comfortable living and dining spaces, an expanded kitchen with ample storage, and a den that can easily serve as a bedroom, home office, guest space, or private retreat. A full bath offers direct access to the backyard and pool area, while the enclosed front porch, featuring original Cuban tile, provides another versatile space to make your own. Upstairs, three additional bedrooms and a full bath complete the home's living spaces. Out back, a private outdoor retreat is centered around the saltwater pool and surrounded by mature landscaping. A wraparound deck and paver patio provide plenty of space for entertaining, dining, and relaxing poolside. Off-street parking includes a tandem carport in front, along with a gated pavered parking pad at the rear of the property with space for three vehicles and convenient alley access. Adding to the home's appeal are numerous improvements, including an upstairs AC (2025), downstairs AC (2023), new ductwork (2025), whole-house water filtration and softener system (2024), copper plumbing, updated irrigation with Bluetooth monitoring, new pool pump and filter (2025), deck repairs and paint (2026), updated downstairs bath, Lexan hurricane shutters, and more. Ideally situated in Flood Zone X and just blocks from Crescent Lake Park, this property places you close to neighborhood favorites while downtown St. Petersburg's waterfront parks, restaurants, museums, arts, and entertainment are only minutes away. Convenient access to I-275 makes it easy to enjoy even more of the Tampa Bay area. With its coveted location, private pool, original character, and opportunity for thoughtful updates, this Crescent Lake property presents a special opportunity to create something truly your own.
Facts & features
The home at a glance
4
Bedrooms
2
Bathrooms
1,929
Sqft
0.13 ac
Lot size
1936
Year built
Two
Levels
$435
Per sqft
Inside
Outside & construction
Community & fees
Utilities & systems
The numbers
What it really costs
Built from this home's actual numbers — the most recent property-tax bill on record — not generic estimates.
$6,236 /mo · 10% down Conventional, 30-yr fixed at 6%
The assumptions
Above the FHA loan limit for our service areas, so Conventional is the default. VA buyers: switch below — $0 down.
These numbers assume a generic buyer — your credit, down payment and loan program change them. Get the real quote in minutes:

Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Run your own numbers
FHA isn’t available at this price — the loan would exceed the $541,287 FHA limit for our service areas.
Estimated payment
$6,236/mo
Includes estimated PMI — it drops off once you reach 20% equity. Taxes reflect the most recent bill on record; insurance is a typical-Florida estimate. Your lender’s numbers will differ. CENTURY 21 Edge partners with Florida’s best lenders.
Value check
Is the price right?
The internet’s favorite home-value number comes from a single automated model that has never seen the street, the finishes, or the view — which is why it routinely misses by tens of thousands of dollars. The edgeAI estimate combines multiple independent data sources with our team’s on-the-ground expertise in this exact market.
vs edgeAI estimate
−18.5%
$/sqft vs St Petersburg actives
$435 vs $320
Days on market
103 vs 67 typical
Where $435/sqft sits among the 400 St Petersburg actives
The edgeAI estimate is a starting point, not an appraisal or a broker price opinion. It is generated from public records, listing data and market modeling, and is subject to change once a licensed real estate professional personally inspects the property. Condition, floor, view and lot are not fully captured by any model — ask us for a full comparative market analysis.
Where it sits
Inside Crescent Lake
Drive times from this address
Estimated driving times, typical traffic. Data © OpenStreetMap contributors.
Get to know St Petersburg. See the full St Petersburg guide →
Crescent Lake — neighborhood snapshot
Population
989
Median age
48
Median income
$120,347
Median home value
$592,427
Avg household
2
Households w/ children
128
For the school run
Pinellas County School District
School assignments and ratings via edgeAI — always verify with the district.
The numbers that matter
The St Petersburg market
$380K → $402K
St Petersburg median sold, yr/yr
95.9%
Sale-to-list ratio (12 mo)
231 of 400
St Petersburg actives have cut their price
Median sold price, St Petersburg, trailing 36 months (3-month rolling) · live MLS data.
This home is listed 8% above the ST PETERSBURG 33704 median. See the full St Petersburg market guide →
Paper trail
This home's history
Reality check
What actually sold near 857 21ST AVENUE N
Asking prices are opinions — closed sales are facts. The most comparable homes that actually changed hands nearby in the last twelve months.
Sold · Sep ’26$605,000
6626 CRESCENT LAKE DRIVE · same community
4 bd · 2.5 ba · 2,860 sqft · $212/sqft · 48 DOM
Sold · Apr ’26$724,000
330 LANG COURT N UNIT 1
3 bd · 2.5 ba · 1,920 sqft · $377/sqft · 222 DOM
Sold · Sep ’26$760,000
815 BURLINGTON AVENUE N
3 bd · 3.5 ba · 1,941 sqft · $392/sqft · 20 DOM
Closed-sale data from the MLS, last 12 months, selected for similarity in size and location. No two homes are identical — ask us for a full comparative analysis.
Your home team
The pros in your corner
Buying a home is two conversations — the home and the money. Here’s who handles each, side by side, already working together.
Your agent
John Carpenter
CFO/Broker · CENTURY 21 Edge
Tours, negotiation, and every question about 857 21ST AVENUE N — start here.

Your lender
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Pre-approval, rates, and the real monthly number for 857 21ST AVENUE N — before you fall in love.
See it in person
Schedule a tour
Live availability from John's calendar — pick a time and it's booked. Confirmation lands in your inbox immediately.
Straight answers
857 21ST AVENUE N FAQs
What would the monthly payment be for 857 21ST AVENUE N?+
With 10% down on a 30-year Conventional loan at 6%, the all-in payment lands around $6,236/mo — principal and interest, the actual property-tax bill and typical Florida insurance. The payment calculator on this page lets you switch loan type (FHA, Conventional, VA) and adjust the down payment, rate and term.
What are the property taxes on 857 21ST AVENUE N?+
The most recent tax bill on record (2025) was $14,737. A new owner's bill can differ once the sale price resets the assessed value — we can walk you through what to expect.
Are pets allowed at 857 21ST AVENUE N?+
The listing reports pets: Yes. Communities often layer on breed or weight rules — we'll verify the specifics with the association before you commit.
How does the price compare to other homes in St Petersburg?+
At $840,000, this home is listed about 100% above the St Petersburg median of $419,900. The market section on this page shows how the area is trending.
Which schools are assigned to 857 21ST AVENUE N?+
Woodlawn Elementary School (elementary), St. Petersburg High School (high), John Hopkins Middle School (middle) — Pinellas County School District. Always verify school assignments with the district before relying on them.
Keep looking
Similar homes nearby
Listing courtesy of RE/MAX ALLIANCE GROUP · Carrie Rowland. MLS #TB8521155.
IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by Stellar MLS.
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