FloodMaps
Map of FEMA flood zones in 77378Tap the map to explore

ZIP code · Flood risk

Check any address in 77378

Quick facts

In FEMA's 100-year zone

1%

44 of 5,963 single-family homes

Ground height

243 to 377 ft

Above sea level, for most homes in the ZIP

FEMA aid after Harvey

545 requests

170 grants, median $500

Nearest creek or channel

0.2 mi

Typical distance from a home

77378 and Montgomery County

ZIP 77378's figures beside Montgomery County's
77378Montgomery County
Single-family homes5,963216,449
In the 100-year zone1%3%
Typical ground height336 ft172 ft
Typical distance to a creek0.2 mi0.2 mi

Frequently asked questions

Is 77378 in a flood zone?

44 of the 5,963 single-family homes in 77378 sit in FEMA's 100-year zone, or 1%. That is less than half the Montgomery County share of 3%.

Will the new flood map change 77378?

Montgomery County has no draft map we track, so the zones on this page are FEMA's current map, which sets flood insurance requirements.

Did 77378 flood in Hurricane Harvey?

FEMA took 545 aid requests from the ZIP after the storm and made 170 grants, with a median of $500. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77378?

Search the address above for a free check of its FEMA flood zone and its ground height. For the full picture, including Harvey records, flood depth modeling, and an AI summary written from the home's own data, upgrade to a Premium Report starting at $7.

77378 has 5,963 single-family homes on the county appraisal roll. Most sit between 243 and 377 ft above sea level, and the typical home is 0.2 mi from the nearest creek or drainage channel. 44 of them (1%) are in FEMA's 100-year zone today. Montgomery County has no draft map we track, so FEMA's current map sets flood insurance requirements here.

Next door, 77328 has 4% of its single-family homes in the zone and 77318 has 1%. After Hurricane Harvey, FEMA took 545 aid requests from the ZIP and made 170 grants.

Compiled by FloodMaps from FEMA and county records. Flood-zone counts are single-family homes on the county appraisal rolls, placed on FEMA's flood map as it stood on October 13, 2026. FEMA aid is Individual Assistance requests and grants after Harvey, by ZIP.

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