Data-driven insights for local properties

ZIP Code 77031

3,647 properties in this area

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77031 Summary Statistics

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

Area Overview

The majority of properties (98%) sit in FEMA Zone X with minimal flood risk. At an average elevation of 68.7 feet above sea level, this is a relatively elevated area for the Houston region. Properties here have lower pollution exposure than the Houston average, though 37% are near industrial carcinogen sources.

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 Risk3,576 (98.1%)

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

AEHigh Risk71 (1.9%)

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 Low3,576
98.1%
Moderate71
1.9%
Average Ground Elevation68.7 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 Level36.1/100(Low)Higher = more pollution exposure from nearby industrial facilities.
Properties Near Carcinogen Sources37.3%Within 2 miles of facilities releasing known carcinogens.
Properties Near PBT Sources37.3%PBTs (Persistent Bioaccumulative Toxics) accumulate in the environment and food chain.
Avg. TRI Facilities Nearby1.8Average 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$265,037
Average Home Value$343,563
Year-over-Year Change+4.17%

Home Characteristics

Average Home Size2,877 sq ft
Average Lot Size10,303 sq ft
Average Year Built1976

Based on 2,943 residential properties in this ZIP code.

Home Age Distribution

Before 19507
0.2%
1950-1969212
7.2%
1970-19892,370
80.4%
1990-2009303
10.3%
2010+56
1.9%

Property Types

Real, Residential, Single-Family2,908 (75.6%)
Condo - Townhouse (2+ stories)232 (6%)
Real, Commercial177 (4.6%)
Other Exempt (Government)141 (3.7%)
Real, Vacant Lots/Tracts (In City)131 (3.4%)

Recent Permits (Last 5 Years)

Repairs (Foundation / GM)83
New Building44
Additions or Remodeling44
Extra Features (OB&Y)27
Addtns, Remodels, Lease Space22

New Construction

Properties with New Construction19
Total New Construction Value$379,123
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