10301 La Costa DR, Austin TX 78747
Austin, TX 78747 · Onion Creek Sec 5-a
Single Family Residence for sale in Onion Creek Sec 5-a
Overview
Property Description
Stunning and unique home in South Austin! Spanish-style estate includes custom ironwork inside and out - Custom front door, full stucco fireplace, built in bookshelves and custom tile work in main living area. Full gourmet kitchen with large island, huge pantry, breakfast and dining areas .Huge primary suite with oversized shower, separate tub and huge closet. Total of 4 bedrooms, 3.5 baths, 2 living/dining areas! Fourth bedroom is located in its own wing of the house with a private bath - great for guests or multi-generational living. The backyard is situated on a oversized lot, and has been enhanced with high-quality turf for optimal functionality. A large patio and custom Argentine grill make a perfect space to enjoy greenbelt views. EV charger installed in garage for easy and convenient access.
Financial Info
- Price
- $850,000
- $ / Sqft
- $193
- HOA
- Yes - Mandatory / $29 / Monthly
- HOA Name
- Onion Creek HOA
- HOA Includes
- See Remarks
- Tax Rate
- 2.3798%
- Est. Taxes
- $19,400
- Tax Year
- 2023
- Exemptions
- Homestead
Legal Info
- Address
- 10301 La Costa DR
- County
- Travis
- City
- Austin
- State
- TX
- Zip
- 78747
- Subdivision
- Onion Creek Sec 5-a
- Legal Description
- Lot 19 Blk E Onion Creek Sec 5-a
- Parcel
- 04400903190000
Interior Features
- Floor
- Tile, Wood
- Num Living
- 2
- Dining
- 2
- Kitchen
- Granite Counters, Pantry
- Appliances
- Built-In Electric Oven, Dishwasher, Disposal, Gas Cooktop, Double Oven, Water Purifier Owned, Water Softener Owned
- Laundry
- Laundry Room, Main Level
- Master Bed
- Walk-In Closet(s)
- Master Main
- Yes
- Fireplaces
- 1
- Fireplace Description
- Great Room
- Interior Features
- Bookcases, Built-in Features, Ceiling Fan(s), Beamed Ceilings, Vaulted Ceiling(s), Granite Counters, In-Law Floorplan, Multiple Dining Areas, Multiple Living Areas, Pantry, Walk-In Closet(s), Smoke Detector(s), Window Treatments
General Info
- Beds
- 4 Total / 2 Main Level / 2 Other Level
- Full / Half Baths
- 3 / 1
- Prop Type
- Residential
- Property Type
- Single Family Residence
- Stories
- 2
- Year Built
- 1981 / Resale
- Square Feet
- 4,415 / Public Records
- Garages
- 2
- Garage Desc
- Attached, Door-Single, Garage Door Opener, Garage Faces Side
- Foundation
- Slab
- Roof
- Tile
- Construction
- Brick Veneer
- Acres
- 0.85
- Lot Description
- Back to Park/Greenbelt, Sprinkler - In-ground, Trees-Large (Over 40 Ft), Views
- Restrictions
- None
- Flood Plain
- Partial
- View
- Creek/Stream, Panoramic, Trees/Woods
- Water Access
- No
- Waterfront
- No
- Area
- SC
Utility Info
- Water
- Public
- Sewer
- Public Sewer
- Utilities
- Electricity Connected, Natural Gas Connected, Underground Utilities, Water Connected
- Heat
- Central, Natural Gas
- A C
- Central Air
Exterior Features
- Fence
- Privacy, Split Rail, Wood
- Exterior Features
- See Remarks, Balcony, Electric Car Plug-in, Exterior Steps, Garden, Gutters Full, Outdoor Grill, Private Yard, Front Porch, Patio, Rear Porch
- Pool On Property
- No
- Area Amenities
- Clubhouse, Golf, Lounge, Planned Social Activities, Pool, Sport Court(s)/Facility, See Remarks
Price history
| Date | Event | Price | Change |
|---|---|---|---|
| Sep 1, 2026 | Price Decrease | $850,000−$25,000 (−2.9%) | −$25,000 (−2.9%) |
| Jun 5, 2026 | New Listing | — |
Taxes
TCAD account 350201
Uses rates from the supplied 2026 TCAD package. The file does not identify adopted or proposed status.
| Taxing Entity | Rate per $100 | Taxable Value | Estimated Tax |
|---|---|---|---|
| AUSTIN COMM COLL DIST | 0.103400 | $941,995 | $974.02 |
| AUSTIN ISD | 0.925200 | $811,510 | $7,508.09 |
| CITY OF AUSTIN | 0.524017 | $761,208 | $3,988.86 |
| TRAVIS COUNTY | 0.375845 | $761,208 | $2,860.96 |
| TRAVIS COUNTY HEALTHCARE DISTRICT | 0.118023 | $761,208 | $898.40 |
| Ordinary property tax estimate | 2.046485 | $16,230.33 |
Informational estimate, not a tax bill or taxes paid. Exemptions and tax ceilings can make taxes differ from the combined rate multiplied by one taxable value. PID assessments and other special charges are excluded; collector coverage has not been established.
Source: Travis County
- Owner
- GELLIAUS AARON & LAUREN
- Legal
- LOT 19 BLK E ONION CREEK SEC 5-A
- Geo ID
- prop:350201
- Acreage
- 0.85
- Exemption Type
- Homestead
- MLS estimated annual taxes
- $19,400
- MLS tax year
- 2023
Annual taxes billed are the Tax Imposed amounts reported in the latest available Travis Tax Office statement. Exemptions and tax ceilings may prevent combined rate × taxable value from equaling the billed amount. Other collectors or assessments may not be included.
| Year | Appraised Value | Combined Rate per $100 | Annual Taxes Billed |
|---|---|---|---|
| 2025 | $977,601 | 2.046485 | $16,710.90 |
| 2024 | — | 1.981814 | $15,174.41 |
| 2023 | — | 1.809247 | $12,519.13 |
| 2022 | — | 1.974923 | $12,951.60 |
| 2021 | — | 2.176679 | $13,056.35 |
| 2020 | — | 2.226665 | $11,625.86 |
Combined rates exclude PID placeholder rates. Historical amounts reflect the statement’s snapshot and may change after later corrections; they do not describe payment status. Appraisal values come from the legacy CAD source.
Source: Travis County
Schools
School Info
- District
- Austin ISD
- Elementary
- Blazier
- Middle
- Paredes
- High
- Akins
Maps
Financing
Your preferences
- 20% down
- Conv/Jumbo
- 30 years
- 6.50% rate
Saved on this device
Estimated monthly payment
$6,623 / mo
20% down · 6.50% interest · 30-year fixed
Estimated monthly payment $6,623
- Principal & interest
- $4,298
- Property taxes
- $1,617
- Homeowners insurance
- $708
*PITI only
These figures are estimates for general information only — not a loan offer, a quote, or a guarantee of financing terms.
| Year | Starting balance | Principal paid | Interest paid | Ending balance | Principal vs interest |
|---|---|---|---|---|---|
| 1 | $680,000 | $7,601 | $43,976 | $672,399 | |
| 2 | $672,399 | $8,110 | $43,467 | $664,290 | |
| 3 | $664,290 | $8,653 | $42,924 | $655,637 | |
| 4 | $655,637 | $9,232 | $42,345 | $646,405 | |
| 5 | $646,405 | $9,850 | $41,726 | $636,555 | |
| 6 | $636,555 | $10,510 | $41,067 | $626,044 | |
| 7 | $626,044 | $11,214 | $40,363 | $614,830 | |
| 8 | $614,830 | $11,965 | $39,612 | $602,865 | |
| 9 | $602,865 | $12,766 | $38,810 | $590,099 | |
| 10 | $590,099 | $13,621 | $37,955 | $576,478 |
- Year 1$672,399
- Principal paid
- $7,601
- Interest paid
- $43,976
- Starting balance
- $680,000
- Year 2$664,290
- Principal paid
- $8,110
- Interest paid
- $43,467
- Starting balance
- $672,399
- Year 3$655,637
- Principal paid
- $8,653
- Interest paid
- $42,924
- Starting balance
- $664,290
- Year 4$646,405
- Principal paid
- $9,232
- Interest paid
- $42,345
- Starting balance
- $655,637
- Year 5$636,555
- Principal paid
- $9,850
- Interest paid
- $41,726
- Starting balance
- $646,405
- Year 6$626,044
- Principal paid
- $10,510
- Interest paid
- $41,067
- Starting balance
- $636,555
- Year 7$614,830
- Principal paid
- $11,214
- Interest paid
- $40,363
- Starting balance
- $626,044
- Year 8$602,865
- Principal paid
- $11,965
- Interest paid
- $39,612
- Starting balance
- $614,830
- Year 9$590,099
- Principal paid
- $12,766
- Interest paid
- $38,810
- Starting balance
- $602,865
- Year 10$576,478
- Principal paid
- $13,621
- Interest paid
- $37,955
- Starting balance
- $590,099
Nearby
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Listings courtesy of ACTRIS as distributed by MLS GRID.






