FloodMaps
Map of FEMA flood zones in 77020Tap the map to explore

ZIP code · Flood risk

Check any address in 77020

Quick facts

In FEMA's 100-year zone

None

0 of 7,107 single-family homes

Draft 2026 flood map

69 in, 0 out

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

Ground height

41 to 45 ft

Above sea level, for most homes in the ZIP

FEMA aid after Harvey

3,550 requests

1,321 grants, median $500

Nearest bayou or channel

0.6 mi

Typical distance from a home

77020 and Harris County

ZIP 77020's figures beside Harris County's
77020Harris County
Single-family homes7,1071,154,353
In the 100-year zoneNone8%
On the draft 2026 map1%11%
Moving into the zone6967,353

Frequently asked questions

Is 77020 in a flood zone?

None of the 7,107 single-family homes in 77020 are in FEMA's 100-year zone. Across Harris County, 8% are.

Will the new flood map change 77020?

Harris County's draft 2026 map moves 69 single-family homes in 77020 into the 100-year zone. It's a draft, not FEMA's map, so today's zones set insurance requirements until FEMA adopts a new one.

Did 77020 flood in Hurricane Harvey?

FEMA took 3,550 aid requests from the ZIP after the storm and made 1,321 grants, with a median of $500. A FloodMaps report shows a single address's Harvey record.

How do I check a home in 77020?

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.

77020 has 7,107 single-family homes on the Harris County appraisal roll. Most sit between 41 and 45 ft above sea level, and the typical home is 0.6 mi from the nearest bayou or drainage channel. On Harris County's draft 2026 map, 69 single-family homes move into the 100-year zone, which would put 1% of the ZIP in the zone, against none today. Until FEMA adopts the draft, today's map decides who must carry flood insurance.

Next door, 77026 has 44% of its single-family homes in the zone and 77003 has none. After Hurricane Harvey, FEMA took 3,550 aid requests from the ZIP and made 1,321 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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