St. Johns County property record for 521 Aventurine Ave, Saint Augustine, FL 32086
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,250 sqft · built 2017 |
| Lot Size | 0.19 acres (8,276 sqft) |
| Owner | Company Name on File |
| Last Sale | $463,075 (Dec 2021) |
| Tax Bill | $4,583 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage Jan 2022 Transfer + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 136141-1170 |
| Primary APN | 136141-1170 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 12 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 2,250 sqft Living Area |
| Gross Area | 2,837 sqft |
| 1st Floor Area | 1,966 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2017 |
|---|---|
| Effective Year Built | Effective 2017 |
| Exterior Material | Concrete |
| Construction Type | Wood |
| Roof Type | Gable/Hip |
| Roof Material | Composition Shingle |
| Lot Area | 8,276 sqft (0.19 acres) |
| Garage Type | Attached |
| Garage Area | 397 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Finished Screened Porch |
| Porch Area | 190 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 521 AVENTURINE AVE |
|---|---|
| City | SAINT AUGUSTINE |
| State | FL |
| Zip | 32086-0376 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 83/1-9 TREATY OAKS PHASE 1 UNIT 2 LOT 117 OR5448/1477 & 5478/1718(Q/C) |
| Legal Range | 29E |
| Legal Township | 08S |
| Legal Section | 03 |
| Legal Subdivision | TREATY OAKS PHASE 1 UNIT 2 |
| Legal Phase | 1 |
| Legal Lot Number | 117 |
| Legal Unit | 2 |
| Jurisdiction | ST JOHNS FL |
| Township / Civil Division | MATANZAS |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 21207 |
521 Aventurine Ave is owned by a company that acquired it in January 2022 and is owner-occupied.
Source: St. Johns County records, as of April 13, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Life Tenant |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 17, 2021 | Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT.COM LLC |
| Jan 27, 2022 | Intrafamily Transfer, Transfer ACCOMMODATION |
| Dec 20, 2021 | Warranty Deed, Transfer · Conventional Mortgage QUONTIC BANK FSB |
| Oct 6, 2021 | Warranty Deed, Transfer STEWART TITLE, STEWART TITLE ZILLOW |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 20, 2021 · Amount on File |
| Deed Sale | Dec 20, 2021 · Amount on File |
| Prior Sale | Oct 6, 2021 · Amount on File |
| Deed Document Number | 2021137031 |
| Deed Book / Page | 5448 / 1477 |
| Last Transfer Date | Jan 26, 2022 |
| Transfer Doc | 0054781718 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ST JOHNS FL |
| Property Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Transaction Type | Mortgage |
| Record Updated | Aug 2, 2022 |
| Name | Verified Name |
|---|---|
| Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Document Number | 0052931166 |
|---|---|
| Date | Jun 17, 2021 |
| Book Page | 5293/1166 |
| Instrument | 2021067661 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Jul 1, 2036 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ST JOHNS FL |
| Recording Date | Jan 27, 2022 |
| Property Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Document Number | 0054781718 |
| Book / Page | 5478 / 1718 |
| Map Reference | MB 83 PG 1-9 |
| Instrument Date | Jan 26, 2022 |
| Instrument | 2022009489 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | ACCOMMODATION |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ST JOHNS FL |
| Recording Date | Dec 20, 2021 |
| Property Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Document Number | 0054481477 |
| Book / Page | 5448 / 1477 |
| Map Reference | MB 83 PG 1-9 |
| Instrument Date | Dec 16, 2021 |
| Instrument | 2021137031 |
| Transaction Type | Transfer |
| Record Updated | Aug 2, 2022 |
| Title Company | SHEFFIELD AND BOATRIGHT TITLE SV, SHEFFIELD & BOATRIGHT TTL SV |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,241.70 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 4343 N SCOTTSDALE RD STE 390, 4343, SCOTTSDALE, AZ 85251-3347 |
| Name | Verified Name |
|---|---|
| Address | 5304 GRANITE STEP TRL, CENTREVILLE, VA 20120-5026 |
| Document Number | 0054481479 |
|---|---|
| Date | Dec 20, 2021 |
| Instrument | 5448/1479 |
| Name | QUONTIC BANK FSB |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2052 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ST JOHNS FL |
| Recording Date | Oct 6, 2021 |
| Property Address | 521 AVENTURINE AVE, SAINT AUGUSTINE, FL 32086-0376 |
| Document Number | 0053871772 |
| Book / Page | 5387 / 1772 |
| Map Reference | MB 83 PG 1-9 |
| Instrument Date | Sep 27, 2021 |
| Instrument | 2021109290 |
| Transaction Type | Transfer |
| Record Updated | Aug 2, 2022 |
| Title Company | STEWART TITLE, STEWART TITLE ZILLOW |
| Amount | Amount on Record |
|---|---|
| Tax | $3,185.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 521 AVENTURINE AVE, 521, SAINT AUGUSTINE, FL 32086-0376 |
| Name | Verified Name |
|---|---|
| Address | 4343 N SCOTTSDALE RD, SCOTTSDALE, AZ 85251-3343 |
| Investor | Possibly a Property Investor |
The 2025 property tax bill for 521 Aventurine Ave was $4,583 with a homeowner's exemption, up 12.4% from the year before.
Source: St. Johns County assessment roll, as of April 13, 2026
| Type | Name |
|---|---|
| State | Florida |
| County | St. Johns County |
| Unified School District | St. Johns County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $363,791 (+2.7%) | $364,992 (-3.23%) Land $100,000 Building $264,992 | |
| 2025 | $4,583.00 (+12.44%) Homeowner's exemption | $354,227 | $377,184 Land $100,000 Building $277,184 |
| 2024 | $4,076.00 (+2%) | ||
| 2023 | $3,996.00 (+2.86%) Homeowner's exemption | $334,217 (+3%) | $382,838 (+17.98%) Land $77,000 Building $305,838 |
| 2022 | $3,885.00 Homeowner's exemption | $324,483 | $324,483 Land $67,200 Building $257,283 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 521 Aventurine Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective September 15, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 86 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 86 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 521 Aventurine Ave is moderate, ranking above 64% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 64% of the US · above 40% of Florida |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SJCU-CR214 MAINLAND WTP serves 66,953 people · EPA ID FL2554447 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2025 |
| Lead | Under 1 ppb (2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 64 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Fiber · Cable in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures