Neighborhood · Flood Risk
FloodMapsGet a detailed flood report of any Houston property
MAAPnext 2026 Status
Under Review
Updated maps pending for Buffalo Bayou tributary drainage areas
Primary FEMA Zones
Harvey Impact
Moderate~750 FEMA claims filed in 2017
Primary Watershed
Buffalo Bayou
Drains 102 sq mi through central Houston
Est. Flood Insurance Cost
$1,000–$2,800
Based on estimated annual flood insurance premium
Drainage Infrastructure
Montrose storm sewer rehabilitation
City-managed sewer capacity upgrades targeting ponding hotspots
Most don’t, technically. The majority of Montrose properties fall in FEMA Zone X or X (Shaded), where flood insurance isn’t mandatory for mortgages. However, properties along the southern edge near Buffalo Bayou sit in Zone AE where coverage is required. Montrose’s older pier-and-beam homes and aging storm sewers make voluntary policies smart — premiums range $1,000–$2,800.
They’re under review. FEMA’s MAAPnext program is evaluating the Buffalo Bayou tributary areas affecting Montrose, incorporating updated LiDAR elevation data and storm sewer capacity modeling. No preliminary maps have been released yet. Current Zone X and X (Shaded) designations remain in effect, but Montrose homeowners should monitor for boundary shifts near the bayou corridor.
Moderately. Montrose recorded approximately 750 FEMA flood claims after Harvey in August 2017, primarily from street-level ponding rather than bayou overflow. The neighborhood’s aging storm sewer system — much of it dating to the 1950s — was overwhelmed by 30+ inches of rainfall. Pier-and-beam homes generally fared better than slab-on-grade construction during the flooding.
Infrastructure age. Montrose’s storm sewer system predates modern stormwater standards, causing chronic street ponding during heavy rains even outside FEMA flood zones. The neighborhood’s historic pier-and-beam homes offer natural flood resilience, but newer slab-on-grade infill construction sits lower. The ongoing Montrose storm sewer rehabilitation project is upgrading capacity to reduce localized flooding hotspots.
It depends on the specific property. Montrose’s flood risk varies by block and construction type — pier-and-beam homes handle ponding better than slab foundations, and elevation shifts near Buffalo Bayou create localized hotspots. A FloodMaps report shows your exact elevation, FEMA zone, sewer infrastructure proximity, Harvey claims, and AI-analyzed risk score.
Montrose is one of Houston’s most eclectic and historically significant neighborhoods, situated near the Buffalo Bayou corridor in central Harris County. With most properties in FEMA Zone X or X (Shaded) and select blocks along Buffalo Bayou in Zone AE, flood risk is driven primarily by aging storm sewer infrastructure and street-level ponding rather than direct bayou overflow — making property-specific drainage analysis essential.
FloodMaps provides address-level flood risk reports for every property in Montrose, combining FEMA flood zone designations, USGS 3DEP LiDAR elevation data, Buffalo Bayou proximity analysis, city storm sewer capacity 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 Montrose, evaluating flood insurance options for a historic bungalow, or want to understand how storm sewer rehabilitation projects affect your property, search your address for a comprehensive flood risk analysis — including infrastructure data and ponding risk factors that traditional FEMA flood maps don’t capture.