FloodMaps

Neighborhood · Flood Risk

FloodMaps

Get a detailed flood report of any Houston property

Quick Facts

MAAPnext 2026 Status

Preliminary Maps Released

Several blocks reclassified from 500-yr to 100-yr floodplain

Primary FEMA Zones

  • AE
  • X (Shaded)

Harvey Impact

Severe

1,800+ FEMA claims filed in 2017

Primary Watershed

Brays Bayou

Drains 127 sq mi through southwest Houston

Est. Flood Insurance Cost

$2,200–$4,500

Based on estimated annual flood insurance premium

Nearby Detention

2 basins within 3 mi

HCFCD-managed flood mitigation infrastructure

Frequently Asked

Are homes in Bellaire still requiring flood insurance in 2026?

Yes. Most Bellaire properties along the Brays Bayou corridor fall within FEMA Zone AE, mandating flood insurance for federally backed mortgages. Zone X (Shaded) covers additional blocks with moderate risk. As an independent city surrounded by Houston, Bellaire faces unique regulatory pressure from MAAPnext map expansions that are pulling more homes into mandatory coverage.

Is Bellaire getting updated FEMA flood maps?

Yes. FEMA’s MAAPnext 2026 preliminary maps have been released for Bellaire, reclassifying several blocks from the 500-year to the 100-year floodplain along Brays Bayou. The City of Bellaire has been actively reviewing and contesting expanded boundaries. Property owners should examine draft maps now, as final adoption could significantly impact insurance requirements and property values.

How badly did Hurricane Harvey flood Bellaire?

Severely. Bellaire recorded over 1,800 FEMA flood damage claims after Hurricane Harvey in August 2017, with modeled inundation depths of 2–4 feet in residential areas near Brays Bayou. Many homes flooded for the second or third time, following the 2015 Memorial Day and 2016 Tax Day floods that also devastated this community.

What makes Bellaire’s flood risk different from other Houston neighborhoods?

Bellaire is an independent city entirely surrounded by Houston, sitting directly on the Brays Bayou floodplain. Older drainage infrastructure predates modern stormwater standards, and the city actively contests new FEMA map expansions. Two HCFCD detention basins within 3 miles provide some relief, but upstream runoff from 127 square miles still overwhelms capacity during major storms.

Is it safe to buy a house in Bellaire right now?

It depends on the specific lot. Bellaire’s flood risk varies significantly block by block — some properties sit well above base flood elevation while others are below it. A FloodMaps report shows your exact elevation relative to Brays Bayou, current and proposed FEMA zone status, Harvey damage history, and AI-analyzed risk score before you commit.

Bellaire — known as the ‘City of Homes’ — is an independent municipality surrounded by Houston, situated directly along the Brays Bayou corridor in Harris County. With portions of the neighborhood falling within FEMA Special Flood Hazard Areas (Zone AE) and others in moderate-risk Zone X (Shaded), flood risk varies dramatically from lot to lot — making property-specific data essential for any homebuyer or real estate professional.

FloodMaps provides address-level flood risk reports for every property in Bellaire, combining FEMA flood zone designations, USGS 3DEP LiDAR elevation data, Harris County Flood Control District bayou and channel proximity, Hurricane Harvey damage records, subsidence monitoring, and live Houston 311 flood reports. Each report includes base flood elevation comparisons, freeboard calculations, and an AI-powered risk summary.

If you’re considering purchasing a home in Bellaire, evaluating your flood insurance options, or want to understand how proposed MAAPnext map changes could affect your property, search your address for a comprehensive flood risk analysis — including data that traditional FEMA flood maps don’t show.