Texas / Galveston County / ZIP 77510 / Castle Estates

Castle Estates

Neighborhood · Galveston County, TX · ZIP 77510Appraisal data 2026-07-20

Castle Estates (neighborhood, Galveston County, Texas): 92 homes, median value $382,086, tax rate about 2.35%, 10.9% in a FEMA high-risk flood zone. Flood zones, property taxes, home values and pipelines from public records.

92homes

$382,086median value, 2026

2.35%median tax rate

10.9%in FEMA high-risk flood zones

+21.8%value change since 2022

Flood zones

FEMA data

10homes in a FEMA high-risk zone (A or V, 1% chance a year): 10.9% of mapped homes, below the 34.2% across Galveston County.

4homes in the moderate zone (0.2% chance a year): 4.3%.

FEMA National Flood Hazard Layer, zone at the center of each lot, for the 92 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.

Property taxes

Appraisal district data

2.35%median combined property tax rate (most homes fall between 2.07–2.35%).

$8,996yearly tax on the $382,086 median home at the full rate, before any exemption.

Taxing units on homes here

Taxing unit	Share of homes
Galveston County Road & Flood	100%
Santa Fe ISD	100%
Galco Drainage Dist #1	100%
Galco Emergency Service #1	100%
City of Santa Fe	100%
College of the Mainland	100%
Galveston County	100%
WCID No. 8	71%

Rates are the sum of every taxing unit on each property at 2025 adopted rates, the latest full year. Values from Galveston Central Appraisal District files dated 2026-07-20. 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	$382,086 (above the Galveston County median of $318,095)
Median change in value, 2022–2026	+21.8% (same homes, 92 with values in both years)
Median year built	2000
Median living area	2,040 sq ft
Median lot size	11,155 sq ft

When the homes were built

Decade	Homes
1990s	39
2000s	50
2010s	3

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

43homes within 500 ft of an in-service transmission pipeline.

91homes within 1,000 ft.

535 ftmedian distance from a home to the nearest line.

Operators of lines within 1,000 ft of homes

Operator	Homes
Energy Transfer Company	66
Enterprise Products Operatingllc	25

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.

Streets

Appraisal district data

Castle Dr (32), Dover Ave (18), Bolton Ave (13), Windsor Ct (11), Middleham Ln (10), Rochester Ct (8)

Streets with the most homes in this neighborhood, with home counts.

Look up a house in Castle Estates

Street address

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

Other neighborhoods in 77510

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