Neighborhood · Flood Risk
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MAAPnext 2026 Status
Under Review
Clear Creek watershed modeling being updated with post-Harvey data
Primary FEMA Zones
Harvey Impact
Moderate~1,100 FEMA claims filed in 2017
Primary Watershed
Clear Creek
Drains southern Harris and northern Brazoria counties
Est. Flood Insurance Cost
$1,000–$2,800
Based on estimated annual flood insurance premium
Drainage Infrastructure
Clear Creek channel improvements and detention basins
Brazoria County drainage district and USACE channel projects
Only in high-risk zones. Pearland properties along Clear Creek in FEMA Zone AE require flood insurance for federally backed mortgages. Many newer subdivisions sit in Zone X or X (Shaded) with no mandate. Annual premiums range $1,000–$2,800. Clear Creek channel improvements and detention basins have reduced but not eliminated flooding risk across the watershed.
Yes, they’re under review. FEMA’s MAAPnext program is updating Clear Creek watershed modeling for Pearland using post-Harvey rainfall data and accounting for new detention basins. No preliminary maps have been released yet for this Brazoria County section. Current AE, X, and X (Shaded) designations remain effective while updated hydrology models are finalized.
Moderately. Pearland recorded approximately 1,100 FEMA flood claims after Harvey in August 2017, concentrated along Clear Creek tributaries and low-lying subdivisions in the 77581 corridor. Inundation depths of 1–3 feet were common near channel banks. Rapid suburban growth over the prior decade had increased impervious surface, overwhelming existing drainage infrastructure during the storm.
Pearland straddles the Harris-Brazoria county line on Clear Creek, creating jurisdictional complexity for drainage management. The city’s explosive growth since 2000 has paved over former agricultural land, increasing runoff volumes. Brazoria County’s drainage district coordinates with HCFCD on cross-county Clear Creek improvements, but rapid development continues outpacing infrastructure capacity in newer subdivisions.
It depends on the specific property. Pearland’s flood risk varies between older neighborhoods along Clear Creek and newer elevated subdivisions. Properties near the creek carry Zone AE risk, while newer developments often sit higher. A FloodMaps report shows your exact elevation, creek proximity, FEMA zone, Harvey damage history, and AI-analyzed risk score.
Pearland is a fast-growing suburban city straddling the Harris-Brazoria county line along the Clear Creek watershed. With properties spanning FEMA Zones AE, X, and X (Shaded), flood risk varies significantly between creek-adjacent parcels and newer elevated subdivisions — making property-level data essential for homebuyers in one of Houston’s most popular suburban markets.
FloodMaps provides address-level flood risk reports for every property in Pearland, combining FEMA flood zone designations, USGS 3DEP LiDAR elevation data, Clear Creek proximity analysis, Brazoria County drainage district 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 Pearland, evaluating your flood insurance requirements, or want to understand how Clear Creek drainage improvements affect your property’s risk, search your address for a comprehensive flood risk analysis — including cross-county drainage data that traditional FEMA flood maps don’t capture.