San Patricio County property record for 21837 Co Rd 1718, Mathis, TX 78368 · Last verified July 2026
| Property Type | Rural Home |
|---|---|
| Details | 2,252 sqft · built 1991 |
| Lot Size | 2.21 acres (96,268 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $172,400 (Aug 2007) |
| Tax Bill | $766 (2025) |
| Deeds & Mortgages | Jun 2018 Construction Loan Jan 2020 Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 1596-0001-0023-000 |
| Primary APN | 1596-0001-0023-000 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,252 sqft Living Area |
| 1st Floor Area | 2,252 sqft |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 96,268 sqft (2.21 acres) |
| Deck Area | Deck Area |
| Patio Area | 400 sqft |
| Storage Building | 240 sqft |
| Street Address | 21837 COUNTY ROAD 1718 |
|---|---|
| City | MATHIS |
| State | TX |
| Zip | 78368-4621 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | SAN PAT RIVER ESTATES BLK 1 LOT 23 |
| Legal Subdivision | SAN PAT RIVER ESTATES |
| Legal Block | 1 |
| Legal Lot Number | 23 |
| Jurisdiction | SAN PATRICIO TX |
| Township / Civil Division | MATHIS |
| Census Block Group | 3 |
| Census Block | 3082 |
| Census Tract | 11200 |
Source: San Patricio County records · APN 1596-0001-0023-000
Assessment roll updated May 26, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21837 COUNTY ROAD 1718, MATHIS, TX 78368-4621 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 07, 2018 | Deed of Trust, Mortgage · Construction Mortgage FROST BANK |
| Jan 23, 2020 | Deed of Trust, Mortgage · VA Mortgage FIRST SAVINGS BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 06, 2007 · Amount on Record |
| Deed Sale | Aug 06, 2007 · Amount on Record |
| Deed Document Number | 2007571851 |
| Prior Transfer Date | Jul 31, 2007 |
| Prior Transfer Doc | 0000571851 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN PATRICIO TX |
| Property Address | 21837 COUNTY ROAD 1718, MATHIS, TX 78368-4621 |
| Transaction Type | Mortgage |
| Record Updated | Oct 24, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000678389 |
|---|---|
| Date | Jun 07, 2018 |
| Instrument | 678389 |
| Name | FROST BANK |
|---|---|
| Type | Bank |
| Address | SAN ANTONIO, TX 78296 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN PATRICIO TX |
| Property Address | 21837 COUNTY ROAD 1718, MATHIS, TX 78368-4621 |
| Transaction Type | Mortgage |
| Record Updated | Oct 24, 2022 |
| Title Company | EQUITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000695567 |
|---|---|
| Date | Jan 23, 2020 |
| Instrument | 695567 |
| Name | FIRST SAVINGS BANK |
|---|---|
| Type | Bank |
| Address | JEFFERSONVILLE, IN 47130 |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2050 |
Source: San Patricio County records · Assessment roll updated May 26, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Texas |
| County | San Patricio County |
| Unified School District | Mathis Independent School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $766.00 (+29.17%) Homeowner's exemption | $235,838 (-29.31%) | $317,499 (-4.83%) Land $34,205 Building $283,294 |
| 2023 | $593.00 Homeowner's exemption | $333,605 Land $43,427 Building $290,178 | $333,605 Land $43,427 Building $290,178 |
Source: FEMA National Flood Hazard Layer, San Patricio County (48409C), updated October 14, 2022 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484090112003, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 42 individual NFIP policies nearby |
| Nearby Flood Policies | 42 in force |
| Nearby Flood Claims | 26 (1981–2007) |
| Claims Outside the SFHA | 2 of 26 |
| Most Recent Claim | Jul 2007, rainfall accumulation, Severe Storms, Tornadoes, And Flooding |
| Claims By Storm |
|
| Wildfire Risk | Moderate above 64% of the US · above 49% of Texas |
|---|---|
| Wildfire Likelihood | About 1 in 510 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 20 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Valley Telephone Cooperative, Inc. (TX) | Fixed Wireless | 400 / 50 |
| Gtek Communications | Fixed Wireless | 200 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
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