Texas / Brazoria County / ZIP 77531 / Glenwood Bayou
Glenwood Bayou
Glenwood Bayou (neighborhood, Brazoria County, Texas): 322 homes, median value $211,750, tax rate about 2.12%, 77.3% in a FEMA high-risk flood zone. Flood zones, property taxes, home values and pipelines from public records.
Flood zones
FEMA dataFEMA National Flood Hazard Layer, zone at the center of each lot, for the 321 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 dataTaxing units on homes here
| Taxing unit | Share of homes |
|---|---|
| Brazoria County | 100% |
| Brazosport College | 100% |
| City of Richwood | 100% |
| Port Freeport | 100% |
| Brazoria County Road & Bridge Fund | 100% |
| Brazosport ISD | 100% |
| Velasco Drainage District | 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 | $211,750 (below the Brazoria County median of $310,000) |
| Median change in value, 2022–2026 | +25.4% (same homes, 322 with values in both years) |
| Median year built | 1970 |
| Median living area | 1,568 sq ft |
| Median lot size | 9,337 sq ft |
When the homes were built
| Decade | Homes |
|---|---|
| 1920s | 1 |
| 1950s | 2 |
| 1960s | 136 |
| 1970s | 114 |
| 1980s | 39 |
| 1990s | 3 |
| 2000s | 6 |
| 2010s | 14 |
| 2020s | 4 |
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 dataOperators of lines within 1,000 ft of homes
| Operator | Homes |
|---|---|
| Equistar Chemicals, LP | 4 |
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 dataN Yaupon St (42), E Jasmine St (41), Hollyhock (33), Oyster Creek Ct (31), Oyster Creek Dr (28), Wisteria (22), Briar Creek Dr (22), Quail Run Dr (21), E Oyster Creek Dr (17), S Yaupon St (14), Magnolia Ln (12), Moore St (10)
Streets with the most homes in this neighborhood, with home counts.
Look up a house in Glenwood Bayou
Each house report shows its own value history, tax units, flood zone at the center of the lot and the nearest pipeline.