Calhoun County property record for 203 E Mahan St, Port Lavaca, TX 77979
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 6,705 sqft · built 1955 |
| Lot Size | 0.43 acres (18,722 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $168,800 (Aug 2016) |
| Tax Bill | $6,505 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | S013500020000400 |
| Primary APN | S013500020000400 |
|---|---|
| Alternative APN |
|
| Full Baths | 3 Baths |
|---|---|
| Building Area | 6,705 sqft Living Area |
| Gross Area | 7,876 sqft |
| 1st Floor Area | 5,201 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Exterior Material | Wood Siding |
| Lot Area | 18,722 sqft (0.43 acres) |
| Lot Dimensions | 120 ft deep x 156 ft wide |
| Garage Type | Attached |
| Garage Area | 371 sqft |
| Porch | Porch |
| Porch Area | 627 sqft |
| Patio Area | 173 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | S0135-00020-0004-00 |
|---|---|
| Street Address | 203 E MAHAN ST |
| City | PORT LAVACA |
| State | TX |
| Zip | 77979-3414 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | GEORGE & WILSON (PORT LAVACA), BLOCK 2, LOT 7,8,9, & PT OF ABND ALLEY |
| Legal Subdivision | GEORGE & WILSON SUBDIVISION |
| Legal Block | 2 |
| Legal Lot Number | 7-9 |
| Jurisdiction | CALHOUN TX |
| Township / Civil Division | PORT LAVACA |
| Census Block Group | 1 |
| Census Block | 1033 |
| Census Tract | 100 |
203 E Mahan St is owned and occupied by two individuals who bought it in August 2016.
Source: Calhoun County records, as of October 16, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 203 E MAHAN ST, PORT LAVACA, TX 77979-3414 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 4, 2016 · Amount on File |
| Deed Sale | Aug 4, 2016 · Amount on File |
| Deed Document Number | 2016148686 |
| Prior Transfer Date | Jul 26, 2016 |
| Prior Transfer Doc | 148686 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 203 E Mahan St was $6,505 with a homeowner's exemption, up 54.5% from the year before.
Source: Calhoun County assessment roll, as of October 16, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Calhoun County |
| Municipality | Port Lavaca City |
| Unified School District | Calhoun County Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,505.00 (+54.55%) Homeowner's exemption | $295,730 (+2.88%) Land $14,620 Building $281,110 | $295,730 (+2.88%) Land $14,620 Building $281,110 |
| 2025 | $4,209.00 Homeowner's exemption | $287,460 Land $14,620 Building $272,840 | $287,460 Land $14,620 Building $272,840 |
| 2023 | $284,200 Land $14,620 Building $269,580 | $284,200 Land $14,620 Building $269,580 | |
| 2022 | $5,142.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 203 E Mahan St in Zone X, an area of minimal flood risk, though there have been 35 flood claims nearby since 1981.
Source: FEMA National Flood Hazard Layer, effective August 1, 2018 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 33 policies |
| Nearby Flood Policies | 33 in force |
| Nearby Flood Claims | 35 (1981–2018) |
| Claims Outside the SFHA | 32 of 35 |
| Most Recent Claim | Sep 2018 · rainfall accumulation |
| Claims by Event |
|
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.
The area around 203 E Mahan St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 | CITY OF PORT LAVACA serves 12,000 people · EPA ID TX0290002 |
|---|---|
| Water Source | Purchased surface water from GUADALUPE BLANCO RIVER AUTHORITY |
| Last State Inspection | Jul 2024 |
| Lead | 2 ppb (2024) action level 15 ppb |
Listed by EPA as a serious violator for missed monitoring and reporting.
| Water Quality | Total trihalomethanes not recorded as resolved · Apr 2026 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 5 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 480 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Nextlink Fixed Wireless | 1,000 / 500 |
| Sparklight Cable | 1,000 / 50 |
| TISD Fixed Wireless | 400 / 100 |
May also be available: Infinium Broadband.
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