ZIP 77523

ZIP code · Harris County, TXAppraisal data 2026-10-04

ZIP 77523 (ZIP code, Harris County, Texas): 404 homes, median value $256,683, tax rate about 2.58%, 14.9% in a FEMA high-risk flood zone. Flood zones, property taxes, home values and pipelines from public records.

404homes

$256,683median value, 2026

2.58%median tax rate

14.9%in FEMA high-risk flood zones

+15.3%value change since 2022

Neighborhoods in 77523

Appraisal district data

Neighborhood	Homes	Median value	Tax rate	High-risk flood
Bay Oaks Harbor	178	$105,038	2.58%	24%
Evergreen Fairways	212	$280,202	2.58%	8%

Flood zones

FEMA data

60homes in a FEMA high-risk zone (A or V, 1% chance a year): 14.9% of mapped homes, above the 8.4% across Harris County.

307homes in the moderate zone (0.2% chance a year): 76.0%.

0homes inside Harvey's estimated flooding (2017): 0.0%.

FEMA National Flood Hazard Layer, zone at the center of each lot, for the 404 homes with a mapped lot. Flooding outside mapped zones does happen; check the flood insurance claims history and an elevation certificate for a specific house. Harvey extent is the Harris County Flood Control District's estimate along gauged channels.

Property taxes

Appraisal district data

2.58%median combined property tax rate (most homes fall between 2.58–3.26%).

$6,633yearly tax on the $256,683 median home at the full rate, before any exemption.

Taxing units on homes here

Taxing unit	Share of homes
Harris County	100%
Harris Co Flood Cntrl	100%
Harris Co Educ Dept	100%
Port of Houston Authy	100%
Lee Jr College Dist	100%
Goose Creek CISD	100%
Harris Co Hosp Dist	100%
TIRZ 2 City of Baytown (051)	100%
City of Baytown	96%
Hc MUD 528	24%

Rates are the sum of every taxing unit on each property at 2025 adopted rates, the latest full year. Values from Harris Central Appraisal District files dated 2026-10-04. Homestead exemptions and caps belong to the current owner and do not transfer to a buyer.

Homes and values

Appraisal district data

Measure	Value
Median market value, 2026	$256,683 (below the Harris County median of $273,001)
Median change in value, 2022–2026	+15.3% (same homes, 399 with values in both years)
Median year built	2004
Median living area	1,767 sq ft
Median lot size	6,349 sq ft

When the homes were built

Decade	Homes
1920s	1
1950s	5
1960s	2
1970s	13
1980s	21
1990s	76
2000s	107
2010s	64
2020s	115

Single-family homes, townhomes, condos and mobile homes on owned land. Market value is the appraisal district's estimate, not an appraisal or sale price.

Pipelines

Railroad Commission data

37homes within 500 ft of an in-service transmission pipeline.

153homes within 1,000 ft.

1,430 ftmedian distance from a home to the nearest line.

Operators of lines within 1,000 ft of homes

Operator	Homes
Enterprise Products Operatingllc	153

Straight-line distance from the center of each lot to the nearest in-service transmission line on the Texas Railroad Commission's map. Distribution gas lines are not included.

Look up a house in 77523

Street address

Each house report shows its own value history, tax units, flood zone at the center of the lot and the nearest pipeline.