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Map of FEMA flood zones in 77070Tap the map to explore

ZIP code · Flood risk

Check any address in 77070

Quick facts

In FEMA's 100-year zone

2%

249 of 11,952 single-family homes

Draft 2026 flood map

239 in, 151 out

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

Ground height

123 to 135 ft

Above sea level, for most homes in the ZIP

Harvey, 2017

At least 894 homes

In FEMA's Harvey damage model

FEMA aid after Harvey

4,595 requests

2,126 grants, median $2,094

Nearest bayou or channel

0.3 mi

Typical distance from a home

77070 and Harris County

ZIP 77070's figures beside Harris County's
77070Harris County
Single-family homes11,9521,154,353
In the 100-year zone2%8%
On the draft 2026 map3%11%
Moving into the zone23967,353

Frequently asked questions

Is 77070 in a flood zone?

249 of the 11,952 single-family homes in 77070 sit in FEMA's 100-year zone, or 2%. That is less than half the Harris County share of 8%.

Will the new flood map change 77070?

Harris County's draft 2026 map moves 239 single-family homes in 77070 into the 100-year zone and 151 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 77070 flood in Hurricane Harvey?

At least 894 single-family homes in 77070 are among the damaged in FEMA's Harvey model. FEMA also took 4,595 aid requests from the ZIP after the storm and made 2,126 grants, with a median of $2,094. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77070?

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.

77070 has 11,952 single-family homes on the Harris County appraisal roll. Most sit between 123 and 135 ft above sea level, and the typical home is 0.3 mi from the nearest bayou or drainage channel. On Harris County's draft 2026 map, 239 single-family homes move into the 100-year zone and 151 move out, which would put 3% of the ZIP in the zone, against 2% today. Until FEMA adopts the draft, today's map decides who must carry flood insurance.

Next door, 77066 has 13% of its single-family homes in the zone and 77065 has under 1%. FEMA's Harvey damage model counts at least 894 single-family homes here as damaged, and FEMA took 4,595 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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