Natural Disaster Risk — ZIP Code 77021

Natural Hazard Profile: ZIP 77021, Texas

ZIP 77021 in Houston sits along the Gulf Coast. Its diverse climate produces an exceptionally varied climate from humid subtropical in the east to desert in the west, and notably overlapping tornado, hurricane, flood, and drought seasons. These conditions define the natural disaster environment for households across this ZIP code.

According to FEMA's National Risk Index, ZIP 77021 carries an overall risk score of 8.7/10, placing it in the very high category. Arctic air outbreaks are the leading natural hazard, with temperature plunges to dangerous lows capable of causing hypothermia and widespread infrastructure failures. The area also faces notable exposure to heat and hurricane.

Within Texas, ZIP 77021's risk is, considerably above the 5.6/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Texas identifies cold wave as the foremost hazard, followed by heat and hurricane. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

The very high risk environment in ZIP 77021 warrants proactive steps beyond standard preparedness. Review property insurance annually to ensure it covers the area's primary hazards, including cold wave. Establish a household emergency plan and keep supplies stocked, as the region's risk profile may require rapid response.