---
document_type: "real_estate_listing_companion"
document_version: "property-markdown-v0.2"
mls_id: "21128890"
canonical_url: "https://www.steavycarter.com/mls/21128890/"
markdown_url: "https://www.steavycarter.com/mls/21128890.md"
address: "21 TBD Madison Ave, Port Bolivar, TX 77650"
status: "Active"
price_usd: 162175
lot_acres: 0.34
school_district: "Galveston ISD"
primary_image: "https://images.steavycarter.com/21128890-01.jpeg"
image_count: 6
has_video: false
has_3d_tour: true
listing_source_updated_at: "2026-05-10T13:13:32.000Z"
listing_context_updated_at: "2026-08-19T20:50:03.589Z"
publisher: "Steavy Carter Realtor – Dallas and Rockwall, Texas"
---

# 21 TBD Madison Ave, Port Bolivar, TX 77650

**MLS 21128890 · $162,175 · Active · 0.34 acres**

## Explore the Visual Property Page

- [Complete visual property page](https://www.steavycarter.com/mls/21128890/)

## Current Status and Data Freshness

- **Status:** Active
- **Current list price:** $162,175
- **MLS/listing source updated:** May 10, 2026
- **ListingContext updated:** August 19, 2026
- **Important:** Price, availability, schools, taxes, and listing status can change. Confirm time-sensitive information before relying on it.

## Fast Answers

- **How much is 21 TBD Madison Ave?** $162,175.
- **How much land is included?** 0.34 acres.
- **What school district serves the property?** Galveston ISD. Buyers should verify current assignments directly with the district.
- **Are video and 3D tours available?** 3D tour only

## Quick Facts

| Detail | Value |
|---|---|
| **MLS number** | 21128890 |
| **Price** | $162,175 |
| **Status** | Active |
| **Property type** | Land / Unimproved Land |
| **Lot size** | 0.34 acres |
| **School district** | Galveston ISD |
| **County** | Galveston County |

## Detailed Listing Facts

### Overview

- **Property Type**: Land
- **Property Subtype**: Unimproved Land
- **Subdivision**: Port Bolivar Townsite
- **Community**: Port Bolivar Townsite
- **County**: Galveston
- **Days on Market**: 144

### Home

- **Property Attached**: No

### Lot and Exterior

- **Lot Size**: 0.34 acres
- **Lot Features**: Other
- **Pool**: No

### Parking and Garage

- **Attached Garage**: No

### MLS Tax and HOA Fields

- **Annual Taxes**: $531

### Utilities

- **Utilities**: None, Other

### Schools

- **Elementary:** Burnet · Galveston ISD
- **Middle:** Austin · Galveston ISD
- **High:** Ball · Galveston ISD

### Listing Information

- **MLS #**: 21128890
- **MLS Board**: NTREIS
- **List Date**: 2025-12-18
- **Source Updated**: 2026-05-10T13:13:32.000Z
- **Last Updated**: 2026-08-19T20:50:03.589Z

## Featured Spaces

### 1. Primary listing photo for 21 TBD Madison Ave, Port Bolivar, TX 77650
- **Caption:** Primary real estate listing photo for 21 TBD Madison Ave, Port Bolivar, TX 77650.
- **Image:** [https://images.steavycarter.com/21128890-01.jpeg](https://images.steavycarter.com/21128890-01.jpeg)

### 2. Listing photo 2 for 21 TBD Madison Ave, Port Bolivar, TX 77650
- **Caption:** Real estate listing photo 2 for 21 TBD Madison Ave, Port Bolivar, TX 77650.
- **Image:** [https://images.steavycarter.com/21128890-02.jpeg](https://images.steavycarter.com/21128890-02.jpeg)

### 3. Listing photo 3 for 21 TBD Madison Ave, Port Bolivar, TX 77650
- **Caption:** Real estate listing photo 3 for 21 TBD Madison Ave, Port Bolivar, TX 77650.
- **Image:** [https://images.steavycarter.com/21128890-03.jpeg](https://images.steavycarter.com/21128890-03.jpeg)

### 4. Listing photo 4 for 21 TBD Madison Ave, Port Bolivar, TX 77650
- **Caption:** Real estate listing photo 4 for 21 TBD Madison Ave, Port Bolivar, TX 77650.
- **Image:** [https://images.steavycarter.com/21128890-04.jpeg](https://images.steavycarter.com/21128890-04.jpeg)

### 5. Listing photo 5 for 21 TBD Madison Ave, Port Bolivar, TX 77650
- **Caption:** Real estate listing photo 5 for 21 TBD Madison Ave, Port Bolivar, TX 77650.
- **Image:** [https://images.steavycarter.com/21128890-05.jpeg](https://images.steavycarter.com/21128890-05.jpeg)

## Visual Property Index

The ListingContext record contains 6 analyzed public images. This compact index preserves room labels and captions without embedding every image.

| Photo | Room or area | Image title | Caption |
| ---: | --- | --- | --- |
| 1 |  | [Primary listing photo for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-01.jpeg) | Primary real estate listing photo for 21 TBD Madison Ave, Port Bolivar, TX 77650. |
| 2 |  | [Listing photo 2 for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-02.jpeg) | Real estate listing photo 2 for 21 TBD Madison Ave, Port Bolivar, TX 77650. |
| 3 |  | [Listing photo 3 for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-03.jpeg) | Real estate listing photo 3 for 21 TBD Madison Ave, Port Bolivar, TX 77650. |
| 4 |  | [Listing photo 4 for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-04.jpeg) | Real estate listing photo 4 for 21 TBD Madison Ave, Port Bolivar, TX 77650. |
| 5 |  | [Listing photo 5 for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-05.jpeg) | Real estate listing photo 5 for 21 TBD Madison Ave, Port Bolivar, TX 77650. |
| 6 |  | [Listing photo 6 for 21 TBD Madison Ave, Port Bolivar, TX 77650](https://images.steavycarter.com/21128890-06.jpeg) | Real estate listing photo 6 for 21 TBD Madison Ave, Port Bolivar, TX 77650. |

## Property Video and 3D Tour

- **3D tour:** [Open the PropertyPanorama tour](https://www.propertypanorama.com/instaview/ntreis/21128890)

## Schools

- **Elementary:** Burnet · Galveston ISD
- **Middle:** Austin · Galveston ISD
- **High:** Ball · Galveston ISD

Buyers should verify current school assignments directly with Rockwall ISD before making decisions based on school zoning.

## Contact and Request Information

Have questions about this home?

- [Open the complete property page to request information or schedule a showing](https://www.steavycarter.com/mls/21128890/)

## Sources, Methodology, and Limitations

- **Canonical visual property page:** [https://www.steavycarter.com/mls/21128890/](https://www.steavycarter.com/mls/21128890/)
- **Listing facts:** Public listing data normalized through ListingContext.
- **Property summary and Buyer Match:** Approved curated property analysis from `curatedContent`.
- **Visual observations:** Existing titles, captions, and room labels from `media.images.gallery[]` in ListingContext.
- **Local context:** Curated Local Expert groups and route-based commute estimates.
- **3D tour:** [https://www.propertypanorama.com/instaview/ntreis/21128890](https://www.propertypanorama.com/instaview/ntreis/21128890)
- **Structured property data:** [View the property JSON-LD schema](https://www.steavycarter.com/mls/21128890/schema.json)
- **Publisher:** Steavy Carter Realtor – Dallas and Rockwall, Texas.

This Markdown companion is a public reading-layer projection, not a raw JSON dump. It omits owner, deed, protest, private prospecting, raw source-receipt, internal Worker, and internal identifier data. Listing status, price, schools, taxes, and availability should be verified before reliance.