ZIP code · Flood risk
Check any address in 77003
Quick facts
In FEMA's 100-year zone
None
0 of 3,444 single-family homes
Draft 2026 flood map
No change
Single-family homes moving into or out of the 100-year zone
Ground height
38 to 44 ft
Above sea level, for most homes in the ZIP
FEMA aid after Harvey
1,273 requests
424 grants, median $500
Nearest bayou or channel
0.8 mi
Typical distance from a home
77003 and Harris County
| 77003 | Harris County | |
|---|---|---|
| Single-family homes | 3,444 | 1,154,353 |
| In the 100-year zone | None | 8% |
| On the draft 2026 map | None | 11% |
| Moving into the zone | 0 | 67,353 |
Frequently asked questions
Is 77003 in a flood zone?
None of the 3,444 single-family homes in 77003 are in FEMA's 100-year zone. Across Harris County, 8% are.
Will the new flood map change 77003?
Harris County's draft 2026 map moves no single-family homes in 77003 into or out of the 100-year zone. Today's FEMA map still sets insurance requirements.
Did 77003 flood in Hurricane Harvey?
FEMA took 1,273 aid requests from the ZIP after the storm and made 424 grants, with a median of $500. A FloodMaps report shows a single address's Harvey record.
How do I check a home in 77003?
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.
77003 has 3,444 single-family homes on the Harris County appraisal roll. Most sit between 38 and 44 ft above sea level, and the typical home is 0.8 mi from the nearest bayou or drainage channel. None of them are in FEMA's 100-year zone today.
Next door, 77023 has 3% of its single-family homes in the zone and 77020 has none. After Hurricane Harvey, FEMA took 1,273 aid requests from the ZIP and made 424 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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