#7261688, Jenn Shaffer, Listing office: Epique Realty LLC
$499,900 List price
21510 Sierra Trl Lago Vista, TX 78645
3 beds
2 full
1,760 sqft
0.5 acres
$284 / sqft
House
Property details
About 21510 Sierra Trl
Modern Hill Country Retreat with Panoramic Views on Double Lot! Discover the perfect blend of Texas Hill Country charm and mid-century modern design in this stunning, semi-custom built, 3-bedroom + office home, nestled on a beautifully landscaped double lot with a park-like setting. Large picture windows flood the interior with natural light while framing panoramic views that will take your breath away. When you sit outside you will appreciate the quiet neighborhood allowing you to hear the local wildlife. This home is incredibly well maintained. HVAC maintained by original installer twice a year (winter & summer). Thoughtfully designed for both style and function, this home features a xeriscaped front yard with path lighting, an expansive covered patio in back, ideal for entertaining, and extra parking for all your lake toys. You will also appreciate the extra parking out front! The established landscaping creates a peaceful, private atmosphere—perfect for morning coffee or evening unwinding. This home also has been pre-wired during construction for data in the living room, office and all bedrooms! Located in a community packed with amenities, you’ll have access to 2 fitness centers, 9 waterfront parks, Lakefront RV Park, swimming pools, fishing well, and even a golf course—everything you need for the ultimate Lake Life experience. Whether you’re working from home, hosting guests, or simply soaking in the view, this home offers comfort, style, and a lifestyle that’s hard to beat.
Highlights
Home typeSingle Family Residence
HeatingCentral, Electric
StatusActive
CoolingCentral Air, Ceiling Fan(s), Electric
Size1,760 sqft
Lot size0.4891 Acres
Year built2016
ParkingAdditional Parking, Aggregate, Attached, Boat, Concrete, Door-Single, Driveway, Garage, Garage Door Opener, Inside Entrance, Kitchen Level, Garage Faces Side, Storage
MLS #9525017
Garage2 spaces
WaterfrontLake Privileges
ViewHills, Panoramic, Trees/Woods
Summary
- Full Bathrooms: 2
- Appliances: Dishwasher, Electric Range, Disposal, Microwave, Refrigerator
- Flooring Type: Tile
- Interior: Ceiling Fan(s), Double Vanity, Granite Counters, High Ceilings, High Speed Internet, In-Law Floorplan, Kitchen Island, Main Level Primary, No Interior Steps, Open Floorplan, Pantry, Recessed Lighting, Smart Thermostat, Wired for Data, Walk-In Closet(s)
- Total Bedroom Count: 3
- Garage Space: 2 spaces
- Private Pool: No
- Parking: Additional Parking, Aggregate, Attached, Boat, Concrete, Door-Single, Driveway, Garage, Garage Door Opener, Inside Entrance, Kitchen Level, Garage Faces Side, Storage
- Waterfront: Lake Privileges
- View: Hills, Panoramic, Trees/Woods
- Exterior: In-Wall Pest Control System, Private Yard, Rain Gutters
- Heating: Central, Electric
- Cooling: Central Air, Ceiling Fan(s), Electric
- List Price: $499,900
- Price/SqFt: $284
- HOA Amount: $240 Annually
- Annual Tax Amount: $3,994
- Tax Year: 2024
- Lot: Near Golf Course, Landscaped, Level, Native Plants, Views
- Directions: From 20624 FM 1431, take FM 1431 toward Lago Vista, LEFT on Bar-K Ranch Rd, Stay straight at the fork to be on Sierra Trail, Property is on the right.
- Year Built: 2016
- Stories: 1
- Living Area: 1,760 SqFt
- Lot Size: 0.4891 Acres
- MLS Number: 9525017
- MLS Name: ACTRIS
- Office Name: eXp Realty, LLC
- Office Phone: (512) 645-4000
- Listing Agent: Emily Dieckmann
Based on information from the Austin Board of REALTORS® (alternatively, from ACTRIS or Unlock MLS®). All information provided is deemed reliable but is not guaranteed and should be independently verified. The Austin Board of REALTORS®, ACTRIS, Unlock MLS and their affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. The information included in this listing is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data maintained by the Board, ACTRIS or Unlock MLS may not reflect all real estate activity in the market. Prices displayed on all Sold listings are the Last Known Listing Price and may not be the actual selling price.
Copyright 2025 Unlock MLS and Austin Central Texas Realty Information Services, Inc.
Listings courtesy of Unlock MLS as distributed by MLS GRID.
All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Properties displayed may be listed or sold by various participants in the MLS.
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Last updated on: 7/16/2025, 6:45:27 PM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
We're sorry, we currently don't have property sales data for this listing.
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2024 | $415,920 | $3,994 |
| 2023 | $465,000 | $3,994 |
| 2022 | $579,221 | $3,994 |
| 2021 | $303,400 | $5,720 |
| 2019 | $326,597 | $8,548 |
| 2018 | $296,906 | $1,663 |
| 2017 | $62,895 | $- |
History based on county public records data.
Nearby schools
5
Lago Vista Intermediate School
Public District 4-5
0.6 mi
•8039 Bar K Ranch Rd
6
Lago Vista Elementary School
Public District EE-3
1.9 mi
•20311 Dawn Dr
6
Lake Travis Elementary School
Public District PK-5
8.0 mi
•15303 Kollmeyer Dr
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $57,862. Residents of Lago Vista, TX typically earn between $35k-100k each year. The majority of families are single, no kids. Residents of this area typically have post secondary degree education.
How much money do the neighbors make?
24%
<35k
54%
35k-100k
19%
100k-200k
3%
200k+
What level of education do the neighbors have?
High School Diploma
Post Secondary Degree
Masters Degree
What types of families live nearby?
41%
Single, No Kids
6%
Single, with Kids
39%
Married, No Kids
14%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
11%
<11 yrs old
6%
12-17 yrs old
13%
18-34 yrs old
56%
35-64 yrs old
14%
65+ yrs old
What do the neighbors do for fun?
Hunting
NASCAR
Pro Wrestling
Where do the neighbors shop?
Dillards
Dick's Sporting Goods
Wal-Mart
Where do the neighbors go to eat?
Cracker Barrel
Texas Roadhouse
Hardee's
What do the neighbors drive?
Cadillac
Subaru
Ram
What do the neighbors listen to?
News/Talk/Information
New Country
Classic Country
All data provided by Home Junction and Claritas
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Frequently asked questions
About 21510 Sierra Trl
The listing price of 21510 Sierra Trl property is $499,900.
The property 21510 Sierra Trl is a house located in Lago Vista, Texas, 78645.
Active Listing: 21510 Sierra Trl is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 21510 Sierra Trl are: Lago Vista Intermediate School (GreatSchools Rating 5/10), Lago Vista Elementary School (GreatSchools Rating 6/10), Lake Travis Elementary School (GreatSchools Rating 6/10), Lago Vista Middle School (GreatSchools Rating 5/10), Hudson Bend Middle School (GreatSchools Rating 7/10), Running Brushy Middle School (GreatSchools Rating 6/10), Lago Vista High School (GreatSchools Rating 6/10), Cedar Park High School (GreatSchools Rating 8/10), Leander High School (GreatSchools Rating 7/10).
According to the records, the last property tax for 2024 is $3,994 (source: MLS/based on county public records data).
The property at 21510 Sierra Trl has 3 bedrooms and 2 bathrooms.
The property 21510 Sierra Trl is 1,760 SqFt (source: MLS/tax record).
The year of construction for 21510 Sierra Trl is 2016.
This home is located at 21510 Sierra Trl in Lago Vista, TX and zip code 78645 in the Bar K Ranch neighborhood. This 1,760 square foot home, which was built in 2016, sits on a 0.49 acre lot. Features: 3 bedrooms, 2 bathrooms. It has been listed on Rocket Homes since July 9, 2025 and is currently priced at $499,900.
Lago Vista, TX housing market in June 2025 saw over 3 listings sold above listed price, more than 6 sold at listed price and over 15 sold below. Between May and June 2025, Lago Vista, TX real estate market has seen increase in the number of listings by 4.9%. The median list price of listings available in June 2025 was $420,000, while the average time on the real estate market was 108 days.
From Rocket Homes Real Estate and based on county public records data.