Builder selling now
Build on Your Lot - Starr County in Rio Grande City, TX New homes by South Texas Builders
Independent buyer's guide by Amy Herrera, REALTOR®, a Texas real estate sales agent with RE/MAX Elite. Amy is not the listing agent for Build on Your Lot - Starr County and does not represent South Texas Builders, which has not reviewed or endorsed this page. Prices and incentives are from South Texas Builders' website, checked Oct 14, 2026.
Checked Oct 14, 2026; builder prices and incentives may have changed. Ask Amy for today's numbers.
Ask Amy for current builder pricing.
- Rio Grande City Grulla ISD (assumed, confirm)
- Tax rate 2.8804 per $100
Price
South Texas Builders does not publish a price here. Amy can request the current price sheet for you.
Ask Amy for current builder pricing.
See South Texas Builders' page for Build on Your Lot - Starr County (opens in a new tab)
Key facts
From South Texas Builders' website and public records, checked Oct 14, 2026. Confirm current details with the builder before you sign.
- Price
- South Texas Builders does not publish a price here. Amy can request the current price sheet for you.
- Status
- Builder selling now
- Home types
- Custom single-family (build on your lot), barndominium
- Quick move-in
- None listed by the builder
- School district
- Rio Grande City Grulla ISD (assumed, confirm)
- HOA
- Not published by the builder
- PID or MUD
- None published by the builder. Ask the title company for the PID and MUD notices before you sign.
- Tax rate
- 2.8804 per $100 2025 adopted rates. Assumes the home is inside Rio Grande City city limits and in Rio Grande City Grulla ISD. See the tax stack below.
- Checked
- Oct 14, 2026
Est. True Monthly
Est. True Monthly needs a published price. Ask Amy for the current price sheet.
Property taxes in Build on Your Lot - Starr County
2025 adopted rates per $100 of value for the taxing units on a Rio Grande City bill in Rio Grande City Grulla ISD.
| Taxing unit | Rate per $100 | Source |
|---|---|---|
| Starr County | 0.7086 | Source 1 for the Starr County rate (opens in a new tab) |
| South Texas College | 0.162 | Source 2 for the South Texas College rate (opens in a new tab) |
| Starr County Memorial Hospital District | 0.2504 | Source 2 for the Starr County Memorial Hospital District rate (opens in a new tab) |
| Starr County Drainage District | 0.0015 | Source 2 for the Starr County Drainage District rate (opens in a new tab) |
| City of Rio Grande City | 0.53 | Source 3 for the City of Rio Grande City rate (opens in a new tab) |
| Rio Grande City Grulla ISD | 1.2279 | Source 4 for the Rio Grande City Grulla ISD rate (opens in a new tab) |
| Combined | 2.8804 |
2025 adopted rates. Texas Comptroller 2025 rate files (county, city, school district and special district), checked against the appraisal district's 2025 roll.
Homestead exemption. A homeowner gets $140,000 off school district tax, so it mostly lowers the Rio Grande City Grulla ISD part of the bill. How to file.
City limits. This stack assumes the home is inside Rio Grande City city limits and in Rio Grande City Grulla ISD. Outside city limits there is no city tax; confirm both for the exact lot with the appraisal district.
Year 1 is different. A new home is often taxed on the lot in its first year, so the bill usually rises in year 2. Protesting an appraisal.
Builder incentives
As published by the builder on the date shown, with its conditions. Each incentive disappears from this page the day after its end date.
South Texas Builders offer, checked Oct 14, 2026
Free custom blueprints when you buy a new home from the builder (builder offer; terms from the builder).
Incentives are set by the builder, may require its preferred lender and change often. Confirm the current terms with South Texas Builders before you sign; Amy can ask for you. Offer page (opens in a new tab)
Location
Rio Grande City, Starr County. School district: Rio Grande City Grulla ISD (assumed, confirm).
Other Rio Grande City communities on this guide
- The Heights IVRio Grande CityAltura Development · Lots from $55,000
Builder-published prices, checked Oct 14, 2026. Amy represents buyers, not these builders.
Before your first model visit
How Amy helps
Amy Herrera, REALTOR®, RE/MAX Elite
Amy habla español.
In many new-home purchases the builder pays the buyer's agent. Your written buyer agreement states Amy's services, how she is paid and by whom. Broker compensation is not set by law and is fully negotiable.
Sign a written buyer agreement, then Amy registers you with the builder before your first visit, compares this community with others, negotiates and walks you through the builder's contract. How registration works.
Protect your representation.
About this page. This is an independent buyer's guide to Build on Your Lot - Starr County by Amy Herrera, REALTOR®, a Texas real estate sales agent with RE/MAX Elite. Amy is not the listing agent for Build on Your Lot - Starr County and does not represent South Texas Builders; South Texas Builders has not reviewed or endorsed this page. Prices, plans, lot availability, HOA dues and incentives are taken from South Texas Builders' website (south-texasbuilders.com) on Oct 14, 2026 and change often. Confirm current terms with South Texas Builders before you sign. Incentives are set by South Texas Builders, may require its preferred lender, and have conditions shown with each offer. If you want Amy to represent you, sign a written buyer agreement and have her register you with South Texas Builders before your first visit to the sales office. Broker compensation is not set by law and is fully negotiable. Builder names are trademarks of their owners and are used only to identify their communities. How the estimates and checks work.
Questions about Build on Your Lot - Starr County
What is the property tax rate in Build on Your Lot - Starr County?
The 2025 combined rate is 2.8804 per $100 of value: Starr County 0.7086, South Texas College 0.162, Starr County Memorial Hospital District 0.2504, Starr County Drainage District 0.0015, City of Rio Grande City 0.53 and Rio Grande City Grulla ISD 1.2279. Homeowners who live in the home can claim the homestead exemption: $140,000 off school district tax. This assumes the home is inside Rio Grande City city limits and in Rio Grande City Grulla ISD; confirm both for the exact lot.
Does Build on Your Lot - Starr County have a PID or MUD?
South Texas Builders does not publish one. Texas sellers must give a notice when a property is in a public improvement district or a municipal utility district; ask the title company for it before you sign.
Is there an HOA in Build on Your Lot - Starr County, and how much are the dues?
Not published by the builder. Ask the builder for the HOA budget, the resale certificate and the deed restrictions, which can also limit leasing.
Do I need my own agent to buy in Build on Your Lot - Starr County?
No, but the sales team at the model home works for South Texas Builders. A buyer's agent works for you: Amy can register you before your first visit, compare communities, negotiate incentives and walk you through the builder's contract. In many new-home purchases the builder pays the buyer's agent. Your written buyer agreement states Amy's services, how she is paid and by whom. Broker compensation is not set by law and is fully negotiable.