Blog · October 14, 2026 · Texas
Palmview Flood Zone Map: checking a property's flood zone
Flood zones are set by FEMA, and checking one near Mission takes a few minutes.
Main page: Hidalgo County, TX GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Weighing a property around Granjeno? The Palmview flood zone map tells you whether the lot falls inside a mapped floodplain, and it costs nothing to check. Covered here for Palmview: locating a parcel on FEMA's map, reading the zone codes, and pairing it with the appraisal district map.
Getting started with the Palmview flood zone map
Flood zones come from FEMA's Flood Map Service Center: search an address around Granjeno, and pick the FIRMette or map view. Rural land near La Joya with no street number is still easy to locate: zoom in from US Route 281 and click the spot.
Getting to the right map
Go first to the appraisal district map; it maps every tax parcel from Palmhurst to La Joya. Out toward La Joya, type a street address, an owner's name or a parcel number, and the viewer zooms to the match. For a home near Mission, the parcel card normally shows the owner of record, acreage on the tax roll, a parcel ID and often a sale date.
Palmview, TX: the basics
Palmview is part of Hidalgo County, Texas, which means parcel data comes from the county. For a parcel near McAllen, the municipality handles things like zoning, permits and utilities within town limits, but the county runs assessment and recording. Land beyond the city limits toward Palmhurst usually answers to county rules, not municipal ones.
Taking the map into the field
Most viewers work in a phone browser, useful out on a road near La Joya, but coverage can be spotty out of town. A printout of the tract near La Joya keeps working without signal.
Sections, lots and bearings
Rural deeds near La Joya are often described by metes and bounds, a series of courses and distances from a starting point. Subdivision lots in La Joya are typically described by lot and block, making them easier to find. Copy the legal description from the record for the parcel near La Joya when you talk to a surveyor.
Decoding the flood zone labels
Zone AE comes with a base flood elevation, and an unnumbered A zone has none; surveyors near La Joya use that number. For acreage around Mission, a shaded X area is moderate risk, between the 1% and 0.2% annual chance floods; plain X, or C on older maps, means minimal mapped risk.
Parcel lines plus flood zones
FEMA doesn't draw property lines, so check the appraisal district map too for the outline of the tract near McAllen.
Next door to Hidalgo County
Hidalgo County meets Brooks County, Cameron County, Kenedy County, Starr County, and Willacy County, and each of those keeps its own parcel map. Acreage along the edge near McAllen can be split across two assessors' files, so look at the adjacent map too. Closer to Palmhurst, the Platbookmapper state page lists every bordering county map across Texas.
What the map can't tell you
Acreage on the record is a tax-roll number; only a licensed surveyor establishes the real boundary on land around Granjeno. On ground around Mission, records update in batches, so a deed recorded last month might lag behind.
Water near McAllen
Small streams around Palmhurst aren't always studied in detail, so look for water marks and debris lines. Wet ground around La Joya is a separate issue from flood zones; the National Wetlands Inventory mapper shows mapped wetlands.
Insurance, lenders and building
For a structure inside an A or V zone and a federally regulated lender is involved, the lender will require flood insurance in communities in the NFIP, whether the land is near La Joya or elsewhere in the county. Remodeling a house in a zone near Granjeno usually means extra permit review; ask the local floodplain administrator before you plan.
A quick look at the area
Edinburg serves as the county seat, where most land records are kept. You'll also find Mission, Palmhurst, Alton, and La Joya, where town lots give way to larger tracts. About 898,471 people call Hidalgo County home (Census Bureau estimate, 2023) on some 1,571 square miles. Hidalgo County was formed in 1852, and some chains of title near Mission are long. Places such as Lower Rio Grande Valley National Wildlife Refuge are easy to spot when you zoom out from McAllen.
Questions to ask before you buy
Ask the seller about past flood claims on the property near McAllen; getting a quote early avoids surprises.
Questions about the Palmview flood zone map
How do I check the flood zone for an address in Palmview?
Search the address near Granjeno on FEMA's Flood Map Service Center, and the zone code appears on the map.
Is Zone X safe from flooding in Palmview?
Good question; Zone X near Palmhurst means moderate (shaded) or minimal (unshaded) mapped risk; FEMA notes that a large share of claims come from these areas.
What is a base flood elevation for land near Palmhurst?
Good question; the base flood elevation is the water level expected in the 1% annual chance flood; surveyors near McAllen use it often.
Is AE a high-risk flood zone for land near Mission?
Usually, an AE zone has a 1% annual chance of flooding and a base flood elevation, so builders near Granjeno design to that elevation.
Why don't the lines match my fence near Alton?
The map near La Joya is approximate, so a fence may sit off the line
Open the official Hidalgo County, TX parcel map See it in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.