Calhoun County property record for 549 Marshall Johnson Ave S, Port Lavaca, TX 77979
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,208 sqft · built 1962 |
| Lot Size | 0.291 acres (12,689 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $2,822 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | S040500000000200 |
| Primary APN | S040500000000200 |
|---|---|
| Alternative APN |
|
| Full Baths | 1 Bath |
|---|---|
| Building Area | 1,208 sqft Living Area |
| Gross Area | 1,826 sqft |
| 1st Floor Area | 1,208 sqft |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Lot Area | 12,689 sqft (0.291 acres) |
| Lot Dimensions | 150 ft deep x 85 ft wide |
| Garage Type | Carport |
| Garage Area | 225 sqft |
| Carport | Carport |
| Carport Area | 225 sqft |
| Porch | Porch |
| Porch Area | 393 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | S0405-00000-0002-00 |
|---|---|
| Street Address | 549 MARSHALL JOHNSON AVE S |
| City | PORT LAVACA |
| State | TX |
| Zip | 77979-5340 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ARNOLD KOOP, LOT NW PART OF 2 & W PT OF 3 |
| Jurisdiction | CALHOUN TX |
| Township / Civil Division | POINT COMFORT |
| Census Block Group | 1 |
| Census Block | 1027 |
| Census Tract | 300 |
Source: Calhoun County records, as of October 16, 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 Record |
|---|---|
| Mailing Address | 549 MARSHALL JOHNSON AVE S, PORT LAVACA, TX 77979-5340 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Calhoun County assessment roll, as of October 16, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Calhoun County |
| Unified School District | Calhoun County Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,822.00 (+56,34%) Homeowner's exemption Senior Citizen's exemption | $205,450 (+1.69%) Land $76,130 Building $129,320 | $205,450 (+1.69%) Land $76,130 Building $129,320 |
| 2025 | $5.00 (+66.67%) Homeowner's exemption Senior Citizen's exemption | $202,030 (+10.3%) Land $76,130 Building $125,900 | $202,030 (+10.3%) Land $76,130 Building $125,900 |
| 2023 | $183,170 Land $76,130 Building $107,040 | $183,170 Land $76,130 Building $107,040 | |
| 2022 | $3.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 223 policies |
| Nearby Flood Policies | 223 in force |
| Nearby Flood Claims | 91 (1979–2025) |
| Claims Outside the SFHA | 36 of 91 |
| Most Recent Claim | Aug 2025 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 63% of the US · lower than 88% of Texas |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 37 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| La Ward Communications Fiber | 1,000 / 500 |
| MyJEC.net Fiber | 1,000 / 100 |
| TISD Fixed Wireless | 400 / 100 |
5G and 4G LTE (outdoors only)
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