ZIP Code 77070

13,851 properties in this area

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77070 Summary Statistics

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

Area Overview

The majority of properties (97%) sit in FEMA Zone X with minimal flood risk. At an average elevation of 127.3 feet above sea level, this is a higher elevation area for the Houston region. Properties here have lower pollution exposure than the Houston average, with 62% 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 Risk13,455 (97.1%)

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

AEHigh Risk396 (2.9%)

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 Low13,455
97.1%
Moderate396
2.9%
Average Ground Elevation127.3 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 Level41.9/100(Low)Higher = more pollution exposure from nearby industrial facilities.
Properties Near Carcinogen Sources62.3%Within 2 miles of facilities releasing known carcinogens.
Properties Near PBT Sources0.5%PBTs (Persistent Bioaccumulative Toxics) accumulate in the environment and food chain.
Avg. TRI Facilities Nearby1.1Average 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$293,490
Average Home Value$414,540
Year-over-Year Change+3%

Home Characteristics

Average Home Size3,382 sq ft
Average Lot Size10,828 sq ft
Average Year Built1989

Based on 12,029 residential properties in this ZIP code.

Home Age Distribution

Before 195010
0.1%
1950-196943
0.4%
1970-19896,813
56.2%
1990-20094,473
36.9%
2010+776
6.4%

Property Types

Real, Residential, Single-Family11,954 (81.8%)
Other Exempt (Government)766 (5.2%)
Real, Commercial732 (5%)
Real, Vacant Lots/Tracts (Not in City)350 (2.4%)
Real, Vacant Commercial242 (1.7%)

Recent Permits (Last 5 Years)

Additions or Remodeling119
Extra Features (OB&Y)54
New Dwelling - permit49
Repairs (Foundation / GM)40
New Building31

New Construction

Properties with New Construction35
Total New Construction Value$6,818,973
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