FloodMaps
Map of FEMA flood zones in 77033Tap the map to explore

ZIP code · Flood risk

Check any address in 77033

Quick facts

In FEMA's 100-year zone

16%

1,402 of 8,838 single-family homes

Draft 2026 flood map

2,946 in, 872 out

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

Ground height

38 to 41 ft

Above sea level, for most homes in the ZIP

FEMA aid after Harvey

6,329 requests

2,383 grants, median $500

Nearest bayou or channel

0.1 mi

Typical distance from a home

77033 and Harris County

ZIP 77033's figures beside Harris County's
77033Harris County
Single-family homes8,8381,154,353
In the 100-year zone16%8%
On the draft 2026 map39%11%
Moving into the zone2,94667,353

Frequently asked questions

Is 77033 in a flood zone?

1,402 of the 8,838 single-family homes in 77033 sit in FEMA's 100-year zone, or 16%. That is above the Harris County share of 8%.

Will the new flood map change 77033?

Harris County's draft 2026 map moves 2,946 single-family homes in 77033 into the 100-year zone and 872 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 77033 flood in Hurricane Harvey?

FEMA took 6,329 aid requests from the ZIP after the storm and made 2,383 grants, with a median of $500. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77033?

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.

77033 has 8,838 single-family homes on the Harris County appraisal roll. Most sit between 38 and 41 ft above sea level, and the typical home is 0.1 mi from the nearest bayou or drainage channel. On Harris County's draft 2026 map, 2,946 single-family homes move into the 100-year zone and 872 move out, which would put 39% of the ZIP in the zone, against 16% today. Until FEMA adopts the draft, today's map decides who must carry flood insurance.

Next door, 77047 has 8% of its single-family homes in the zone and 77051 has under 1%. After Hurricane Harvey, FEMA took 6,329 aid requests from the ZIP and made 2,383 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 and Harris County's draft 2026 map as they stood on October 13, 2026. FEMA aid is Individual Assistance requests and grants after Harvey, by ZIP.

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