Galveston County property record for 438 18th St, San Leon, TX 77539
| Property Type | Single Family Home |
|---|---|
| Details | 1,120 sqft · built 1988 |
| Lot Size | 0.154 acres (6,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $45,000 (Oct 2004) |
| Tax Bill | $266 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 6240-0081-0041-001 |
| Primary APN | 6240-0081-0041-001 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,120 sqft Living Area |
| 1st Floor Area | 1,120 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Mobile Home |
| Lot Area | 6,700 sqft (0.154 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Total Buildings | 2 Buildings |
| Street Address | 438 18TH ST |
|---|---|
| City | DICKINSON |
| State | TX |
| Zip | 77539-2789 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ABST 10 A EDWARDS SUR LOTS 41 & 42 (41-1) BLK 81 SAN LEON TOWNSITE REPLAT MH |
| Legal Subdivision | SAN LEON |
| Legal Tract | 41&42 |
| Legal Block | 81 |
| Legal Lot Number | 41,42 |
| Jurisdiction | GALVESTON TX |
| Township / Civil Division | TEXAS CITY-LEAGUE CITY |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 721800 |
438 18th St is owned and occupied by two individuals who bought it in October 2004.
Source: Galveston County records, as of September 9, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 438 18TH ST, DICKINSON, TX 77539-2789 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 27, 2004 · Amount on File |
| Deed Sale | Oct 27, 2004 · Amount on File |
| Deed Document Number | 200471888 |
| Prior Transfer Date | Oct 26, 2004 |
| Prior Transfer Doc | 0000071888 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 438 18th St was $266 with a homeowner's exemption, up 10.8% from the year before.
Source: Galveston County assessment roll, as of September 9, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Galveston County |
| Unified School District | Dickinson Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $33,821 (+1%) | $68,240 (-1.59%) Land $58,960 Building $9,280 | |
| 2025 | $266.00 (+10.83%) Homeowner's exemption | $30,746 Land $58,960 Building $10,380 | $69,340 Land $58,960 Building $10,380 |
| 2024 | $240.00 | ||
| 2023 | $25,410 Land $14,740 Building $10,670 | $25,410 Land $14,740 Building $10,670 | |
| 2018 | $287.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 438 18th St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective June 28, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 14.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 265 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 265 in force |
| Nearby Flood Claims | 524 (1979–2021) |
| Claims Outside the SFHA | 119 of 524 |
| Most Recent Claim | Sep 2021 · 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.
Wildfire risk around 438 18th St is moderate, ranking above 44% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 82% of Texas |
|---|---|
| Wildfire Likelihood | 0.07% 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 | SAN LEON MUD serves 11,622 people · EPA ID TX0840063 |
|---|---|
| Water Source | Purchased surface water from GULF COAST WATER AUTHORITY TX CITY |
| Last State Inspection | Jan 2024 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 161 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 2,000 / 250 |
| Rural Telecommunications of America Fixed Wireless | 300 / 150 |
May also be available: Verizon.
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