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Map of FEMA flood zones in 77066Tap the map to explore

ZIP code · Flood risk

Check any address in 77066

Quick facts

In FEMA's 100-year zone

13%

1,261 of 9,532 single-family homes

Draft 2026 flood map

595 in, 361 out

Single-family homes moving into or out of the 100-year zone

Ground height

103 to 119 ft

Above sea level, for most homes in the ZIP

Harvey, 2017

At least 1 home

In FEMA's Harvey damage model

FEMA aid after Harvey

2,373 requests

666 grants, median $500

Nearest bayou or channel

0.2 mi

Typical distance from a home

77066 and Harris County

ZIP 77066's figures beside Harris County's
77066Harris County
Single-family homes9,5321,154,353
In the 100-year zone13%8%
On the draft 2026 map16%11%
Moving into the zone59567,353

Frequently asked questions

Is 77066 in a flood zone?

1,261 of the 9,532 single-family homes in 77066 sit in FEMA's 100-year zone, or 13%. That is above the Harris County share of 8%.

Will the new flood map change 77066?

Harris County's draft 2026 map moves 595 single-family homes in 77066 into the 100-year zone and 361 out of it. It's a draft, not FEMA's map, so today's zones set insurance requirements until FEMA adopts a new one.

Did 77066 flood in Hurricane Harvey?

At least 1 single-family home in 77066 is among the damaged in FEMA's Harvey model. FEMA also took 2,373 aid requests from the ZIP after the storm and made 666 grants, with a median of $500. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77066?

Search the address above for a free check of its FEMA flood zone, its zone on the draft 2026 map, 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.

77066 has 9,532 single-family homes on the Harris County appraisal roll. Most sit between 103 and 119 ft above sea level, and the typical home is 0.2 mi from the nearest bayou or drainage channel. On Harris County's draft 2026 map, 595 single-family homes move into the 100-year zone and 361 move out, which would put 16% of the ZIP in the zone, against 13% today. Until FEMA adopts the draft, today's map decides who must carry flood insurance.

Next door, 77038 has 35% of its single-family homes in the zone and 77067 has under 1%. FEMA's Harvey damage model counts at least 1 single-family home here as damaged, and FEMA took 2,373 aid requests from the ZIP after the storm.

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 and Harris County's draft 2026 map as they stood on October 13, 2026. Harvey damage is FEMA's modeled damage for the 2017 storm, with each home counted once. FEMA aid is Individual Assistance requests and grants after Harvey, by ZIP.

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