ZIP Code 77033

10,541 properties in this area

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77033 Summary Statistics

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

Area Overview

The majority of properties (85%) sit in FEMA Zone X with minimal flood risk. However, 15% of properties are in high-risk flood zones (AE, A) where flood insurance is required. At an average elevation of 39 feet above sea level, this is a moderate elevation area for the Houston region. Properties here have moderate pollution levels compared to the Houston metro, with 94% 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 Risk8,937 (84.8%)

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

AEHigh Risk1,163 (11.0%)

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

AHigh Risk441 (4.2%)

1% annual flood chance. Flood insurance required for federally backed mortgages.

Flood Risk Level

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

Very Low8,937
84.8%
Moderate1,604
15.2%
Average Ground Elevation39 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 Level50.1/100(Moderate)Higher = more pollution exposure from nearby industrial facilities.
Properties Near Carcinogen Sources93.9%Within 2 miles of facilities releasing known carcinogens.
Properties Near PBT Sources78.9%PBTs (Persistent Bioaccumulative Toxics) accumulate in the environment and food chain.
Avg. TRI Facilities Nearby4.9Average 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$141,066
Average Home Value$167,393
Year-over-Year Change+2.84%

Home Characteristics

Average Home Size1,469 sq ft
Average Lot Size7,359 sq ft
Average Year Built1960

Based on 8,962 residential properties in this ZIP code.

Home Age Distribution

Before 19501,549
16.9%
1950-19696,468
70.5%
1970-1989139
1.5%
1990-2009268
2.9%
2010+756
8.2%

Property Types

Real, Residential, Single-Family8,837 (79.3%)
Real, Vacant Lots/Tracts (In City)1,038 (9.3%)
Real, Residential, Two-Family320 (2.9%)
Real, Commercial245 (2.2%)
Real, Qualified Agricultural Land186 (1.7%)

Recent Permits (Last 5 Years)

Additions or Remodeling589
New Dwelling - permit516
Residential Demolition257
Repairs (Foundation / GM)162
Extra Features (OB&Y)67

New Construction

Properties with New Construction230
Total New Construction Value$34,594,652
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