FloodMaps

Neighborhood · Flood Risk

FloodMaps

Get a detailed flood report of any Houston property

Quick Facts

MAAPnext 2026 Status

Under Review

Updated modeling incorporating Spring Branch Creek channel improvements

Primary FEMA Zones

  • AE
  • X
  • X (Shaded)

Harvey Impact

Moderate

~900 FEMA claims filed in 2017

Primary Watershed

Spring Branch Creek

Buffalo Bayou tributary draining northwest Houston

Est. Flood Insurance Cost

$1,200–$3,200

Based on estimated annual flood insurance premium

Drainage Infrastructure

Spring Branch Creek channel improvements

HCFCD channel widening and detention upgrades in progress

Frequently Asked

Do homes in Spring Branch require flood insurance in 2026?

Only in high-risk zones. Properties along Spring Branch Creek in FEMA Zone AE require flood insurance for federally backed mortgages. Many lots sit in Zone X or X (Shaded) with no mandate. Annual premiums range $1,200–$3,200 depending on elevation and creek proximity. HCFCD channel improvements are reducing but not eliminating risk in this watershed.

Are Spring Branch’s FEMA flood maps being updated?

Yes, they’re under review. FEMA’s MAAPnext program is incorporating updated hydrology for Spring Branch Creek using new LiDAR data and post-Harvey rainfall models. No preliminary maps have been released yet. Current AE, X, and X (Shaded) designations remain effective, but homeowners near the creek should monitor for potential zone boundary shifts.

How badly did Hurricane Harvey flood Spring Branch?

Moderately. Spring Branch recorded approximately 900 FEMA flood claims after Harvey in August 2017, primarily along Spring Branch Creek’s banks and low-lying intersections. Inundation depths of 1–3 feet were common near the channel. The neighborhood fared better than nearby Memorial, but aging drainage infrastructure compounded localized street flooding.

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

Spring Branch sits on its namesake creek, a Buffalo Bayou tributary with a narrow channel that overwhelms quickly during heavy rainfall. The neighborhood’s mix of 1950s-era homes and new construction creates uneven drainage capacity. HCFCD’s ongoing channel improvements aim to add 30% more capacity, but upstream development continues increasing runoff volume.

Is it safe to buy a house in Spring Branch right now?

It depends on the property’s location relative to Spring Branch Creek. Homes on higher ground away from the channel face minimal flood exposure, while creek-adjacent lots carry Zone AE risk. A FloodMaps report shows your exact elevation, creek proximity, FEMA zone status, Harvey damage history, and AI-analyzed risk score.

Spring Branch is a diverse, rapidly developing neighborhood in northwest Harris County situated along the Spring Branch Creek corridor. With properties spanning FEMA Zones AE, X, and X (Shaded), flood risk varies significantly between creek-adjacent parcels and elevated interior lots — making property-level data essential for homebuyers navigating this increasingly competitive market.

FloodMaps provides address-level flood risk reports for every property in Spring Branch, combining FEMA flood zone designations, USGS 3DEP LiDAR elevation data, Spring Branch Creek proximity analysis, HCFCD channel improvement data, 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 Spring Branch, evaluating flood insurance requirements, or want to understand how ongoing channel improvements affect your property’s risk profile, search your address for a comprehensive flood risk analysis — including creek proximity data that traditional FEMA flood maps don’t capture.