ZIP Code 77581

1,779 properties in this area

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77581 Summary Statistics

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

Area Overview

The majority of properties (96%) sit in FEMA Zone X with minimal flood risk. At an average elevation of 38.7 feet above sea level, this is a moderate elevation area for the Houston region. Properties here have lower pollution exposure than the Houston average.

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 Risk1,700 (95.6%)

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

AEHigh Risk79 (4.4%)

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 Low1,700
95.6%
Moderate79
4.4%
Average Ground Elevation38.7 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 Level31.4/100(Low)Higher = more pollution exposure from nearby industrial facilities.
Properties Near Carcinogen Sources1.2%Within 2 miles of facilities releasing known carcinogens.

Real Estate Summary

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

Property Values

Median Home Value$422,764
Average Home Value$451,223
Year-over-Year Change+5.3%

Home Characteristics

Average Home Size2,768 sq ft
Average Lot Size10,059 sq ft
Average Year Built1997

Based on 1,700 residential properties in this ZIP code.

Home Age Distribution

1950-19692
0.1%
1970-1989493
28.8%
1990-20091,054
61.6%
2010+163
9.5%

Property Types

Real, Residential, Single-Family1,712 (91.5%)
Real, Vacant Lots/Tracts (In City)104 (5.6%)
Other Exempt (Government)30 (1.6%)
Real, Vacant Commercial10 (0.5%)
Real, Unqualified Agricultural Land8 (0.4%)

Recent Permits (Last 5 Years)

New Dwelling - no permit7
Additions or Remodeling6
Residential Demolition5
Extra Features (OB&Y)3
Repairs (Foundation / GM)1

New Construction

Properties with New Construction9
Total New Construction Value$1,762,558
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