530 Chelsea Street

• Heights

  Heights above sea level. Ground is from lidar. The first floor is our estimate from the foundation, not a survey. The flood line is how high FEMA expects water in a 1% annual chance flood. Ground and floor as of Oct 13, 2026. Flood line as of Oct 17, 2026.

  Ground 52.8 ft · first floor 54.0 ft · FEMA flood line 54.0 ft

• Flood map

  Share of land within ¼ mile in the floodway or an A zone such as AE, where lenders require flood insurance. As of Oct 17, 2026.

  100% of land within ¼ mile is high-risk

• Harvey nearby

  Single-family homes within ¼ mile in FEMA's Harvey damage estimate. A model estimate, not an inspection or a measured depth. As of Mar 4, 2026.

  217 of 427 nearby homes took water

• Harvey aid

  Every request for FEMA aid after Harvey from a damaged home in this ZIP. FEMA doesn't publish Harvey water depths or damage, so this shows what it paid. As of Oct 2, 2026.

  1,426 of 2,255 aid requests in 77401 got a FEMA grant

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