Texas / Brazoria County / ZIP 77511 / Alvin

Alvin

Neighborhood · Brazoria County, TX · ZIP 77511Appraisal data 2026-09-28

Alvin (neighborhood, Brazoria County, Texas): 170 homes, median value $179,600, tax rate about 2.45%, 1.8% in a FEMA high-risk flood zone. Flood zones, property taxes, home values and pipelines from public records.

170homes

$179,600median value, 2026

2.45%median tax rate

1.8%in FEMA high-risk flood zones

+13.9%value change since 2022

Flood zones

FEMA data

3homes in a FEMA high-risk zone (A or V, 1% chance a year): 1.8% of mapped homes, below the 19.8% across Brazoria County.

8homes in the moderate zone (0.2% chance a year): 4.9%.

FEMA National Flood Hazard Layer, zone at the center of each lot, for the 164 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

2.45%median combined property tax rate (the same combined rate on nearly every home).

$4,394yearly tax on the $179,600 median home at the full rate, before any exemption.

Taxing units on homes here

Taxing unit	Share of homes
Brazoria County	100%
Alvin College	100%
Brazoria County Road & Bridge Fund	100%
Alvin ISD	100%
Brazoria County Conservation & Reclamation District #3	100%
City of Alvin	100%

Rates are the sum of every taxing unit on each property at 2025 adopted rates, the latest full year. Values from Brazoria County Appraisal District files dated 2026-09-28. 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	$179,600 (below the Brazoria County median of $310,000)
Median change in value, 2022–2026	+13.9% (same homes, 169 with values in both years)
Median year built	1944
Median living area	1,398 sq ft
Median lot size	8,750 sq ft

When the homes were built

Decade	Homes
1890s	4
1900s	17
1910s	16
1920s	11
1930s	23
1940s	38
1950s	20
1960s	8
1970s	8
1980s	5
1990s	2
2000s	7
2010s	2
2020s	6

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

0homes within 500 ft of an in-service transmission pipeline.

0homes within 1,000 ft.

3,980 ftmedian distance from a home to the nearest line.

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

W Sidnor St (27), W Lang St (19), W Blum St (17), W Sealy St (14), W Adoue St (12), W Willis St (10), S Lee St (9), S Beauregard St (6), N Beauregard St (5), S Taylor St (5), W Sealy (4), S Johnson St (4)

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

Look up a house in Alvin

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 77511

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