ZIP Code 77477

836 properties in this area

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77477 Summary Statistics

Flood risk, pollution data, and real estate statistics for this area

Area Overview

The majority of properties (99%) sit in FEMA Zone X with minimal flood risk. At an average elevation of 91.9 feet above sea level, this is a relatively elevated area for the Houston region. Properties here have lower pollution exposure than the Houston average, with 91% within 2 miles of facilities releasing known carcinogens.

Flood Risk Summary

FEMA Flood Zones

FEMA designates flood zones based on flood risk. Flood insurance is required for high-risk zones with federally backed mortgages.

XMinimal Risk825 (98.7%)

Outside 100-year floodplain. Flood insurance optional but recommended.

AEHigh Risk11 (1.3%)

1% annual flood chance with base flood elevations. Insurance required.

Flood Risk Level

Our flood risk assessment combines FEMA flood zone, elevation, and proximity to bayous into a single rating.

Very Low825
98.7%
Moderate11
1.3%
Average Ground Elevation91.9 ftAbove sea level. Higher elevation generally means lower flood risk.

Pollution Summary

Based on EPA Toxics Release Inventory (TRI) data. TRI tracks industrial facilities that release toxic chemicals into air, water, or land.

Pollution Exposure Level49.7/100(Low)Higher = more pollution exposure from nearby industrial facilities.
Properties Near Carcinogen Sources91.4%Within 2 miles of facilities releasing known carcinogens.
Properties Near PBT Sources93.5%PBTs (Persistent Bioaccumulative Toxics) accumulate in the environment and food chain.
Avg. TRI Facilities Nearby4.2Average number of TRI-reporting industrial facilities within 2 miles of properties.

Real Estate Summary

Based on 2025 Harris County Appraisal District (HCAD) data for residential properties.

Property Values

Median Home Value$234,430
Average Home Value$366,677
Year-over-Year Change+5.67%

Home Characteristics

Average Home Size3,272 sq ft
Average Lot Size9,875 sq ft
Average Year Built1983

Based on 748 residential properties in this ZIP code.

Home Age Distribution

1950-19698
1%
1970-1989690
88.7%
1990-200911
1.4%
2010+69
8.9%

Property Types

Real, Residential, Single-Family692 (81%)
Real, Residential, Two-Family52 (6.1%)
Real, Residential, Multi-Family34 (4%)
Real, Commercial20 (2.3%)
Real, Vacant Lots/Tracts (Not in City)16 (1.9%)

Recent Permits (Last 5 Years)

Repairs (Foundation / GM)8
Additions or Remodeling8
New Dwelling - permit8
New Dwelling - no permit5
Addtns, Remodels, Lease Space4

New Construction

Properties with New Construction16
Total New Construction Value$3,150,361
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