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Map of FEMA flood zones in 77089Tap the map to explore

ZIP code · Flood risk

Check any address in 77089

Quick facts

In FEMA's 100-year zone

19%

2,950 of 15,268 single-family homes

Draft 2026 flood map

816 in, 723 out

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

Ground height

31 to 44 ft

Above sea level, for most homes in the ZIP

Harvey, 2017

At least 2,913 homes

In FEMA's Harvey damage model

FEMA aid after Harvey

9,111 requests

4,602 grants, median $2,666

Nearest bayou or channel

0.2 mi

Typical distance from a home

77089 and Harris County

ZIP 77089's figures beside Harris County's
77089Harris County
Single-family homes15,3081,154,353
In the 100-year zone19%8%
On the draft 2026 map20%11%
Moving into the zone81667,353

Frequently asked questions

Is 77089 in a flood zone?

2,950 of the 15,268 single-family homes in 77089 sit in FEMA's 100-year zone, or 19%. That is more than twice the Harris County share of 8%.

Will the new flood map change 77089?

Harris County's draft 2026 map moves 816 single-family homes in 77089 into the 100-year zone and 723 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 77089 flood in Hurricane Harvey?

At least 2,913 single-family homes in 77089 are among the damaged in FEMA's Harvey model. FEMA also took 9,111 aid requests from the ZIP after the storm and made 4,602 grants, with a median of $2,666. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77089?

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.

77089 has 15,308 single-family homes on the Harris County appraisal roll. Most sit between 31 and 44 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, 816 single-family homes move into the 100-year zone and 723 move out, which would put 20% of the ZIP in the zone, against 19% today. Until FEMA adopts the draft, today's map decides who must carry flood insurance.

Next door, 77034 has 17% of its single-family homes in the zone and 77075 has 5%. FEMA's Harvey damage model counts at least 2,913 single-family homes here as damaged, and FEMA took 9,111 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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