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Keenan Group#1 Austin Board of Realtors Team 2024

$485,000

4Beds
2Baths
2,106Sq Ft
0.20 acresLot

21100 Niagara Cv, Lago Vista, TX 78645

Reduced 4%$505,000
Lago Vista·MLS# 2116675·Built 2023·283 days on market

4 bed, 2 bath, 2,106 sqft on 0.20 acres in Lago Vista. Lago Vista, TX 78645. $485,000. Lago Vista ISD.

About This Home

Welcome To 21100 Niagara, An Almost-New Single-Story Home Built In 2023. Tucked Away On A Quiet Cul-De-Sac, This 2,106 Square Foot Gem Offers All The Benefits Of New Construction Without The Wait! Gently Lived In And Completely Move-In Ready, It Features A Thoughtfully Designed, Wide-Open Floor Plan Ideal For Everyday Living And Entertaining.

The Heart Of The Home Is A Spacious Great Room That Flows Seamlessly Into An Impressive Chef’s Kitchen. Designed With Cooking Enthusiasts In Mind, This Dream Kitchen Features Double Pantries For Exceptional Storage, A Beautiful Farmhouse Sink, And Ample Space For Gathering. The Adjoining Breakfast Nook Provides The Perfect Spot For Casual Meals Or Morning Coffee.

Retreat To The Oversized Primary Suite, Serving As A Relaxing Oasis With A Large Bedroom And A Spa-Like En-Suite Bathroom Featuring A Luxurious Dual-Head Shower. A Second Full Bathroom Offers Ultimate Convenience For Family And Weekend Guests.

Step Outside To Enjoy A Private, Serene Backyard. Complete With A Fully Fenced Patio, An Elegant Iron Gate, And A Shaded Back Porch, It Is The Perfect Setting For Quiet Evenings Out Back. Buyers Will Also Love The Pristine Garage Featuring A Professionally Finished Epoxy Floor!

Location Is Everything In The Texas Hill Country! Blending Tranquility With Convenience, You Are Just Five Minutes From The Lago Vista Golf Course And Only Four Minutes From Hancock Park On Lake Travis. Both Are Easily Accessible By Golf Cart, Allowing You To Fully Enjoy The Best Of The Lago Vista Lifestyle And Exclusive LVPOA Amenities!

Property Type
Residential
Year Built
2023
Lot Size
0.20 acres
Price / Sq Ft
$230
HOA
$200/year
Garage
2 spaces

Listing information last updated September 23, 2026.

Listed by Venture Partners R.E.

MLS# 2116675 • Active

IDX inquiries: Keenan Group at Compass · (512) 415-7653

Highlights

2-car garage with additional parking capacity
Ceiling Fan(s)
Ceiling-High
Ceiling-Vaulted
Chandelier
Quartz Counters

Facts & Features

Interior

Features

  • Ceiling Fan(s)
  • Ceiling-High
  • Ceiling-Vaulted
  • Chandelier
  • Quartz Counters
  • Double Vanity
  • Eat-in Kitchen
  • Kitchen Island
  • No Interior Steps
  • Open Floorplan
  • Pantry
  • Primary Bedroom on Main
  • Recessed Lighting
  • Storage
  • Walk-In Closet(s)

Appliances

  • Dishwasher
  • Disposal
  • Exhaust Fan
  • Microwave
  • Free-Standing Electric Oven
  • Free-Standing Electric Range

Flooring

  • Tile
Heating
Electric,Fireplace(s)
Cooling
Ceiling Fan(s),Central Air,Electric,Exhaust Fan
Fireplaces
1
Exterior & Lot

Features

  • Exterior Steps
  • Lighting

Construction

  • Hardi
  • Plank Type
  • Masonry – Partial

Lot Features

  • Back Yard
  • Few Trees
  • Front Yard
  • Gentle Sloping
  • Landscaped
  • Native Plants
  • Near Golf Course
  • Private Maintained Road
  • Sprinkler - Automatic
  • Trees-Medium (20 Ft - 40 Ft)
  • Views

Foundation

  • Slab

Patio / Porch

  • Covered
  • Front Porch
  • Patio
  • Rear Porch
Roof
Composition,Shingle
Lot Size
0.20 Acres

Parking

  • Attached
  • Boat
  • Garage
  • Garage Door Opener
  • Garage Faces Front
  • RV Access
  • Parking
Garage Spaces
2

Waterfront

  • Lake Privileges
Financial
HOA Fee
$200 / year
Original List Price
$505,000
Price per Sq Ft
$230
Utilities
  • Electricity Connected
  • Sewer Connected
  • Underground Utilities
  • Water Connected
Water Source
Public
Sewer
Public Sewer

Transaction History

1 record on file

Every recorded listing, sale, and lease at 21100 Niagara CV, whoever represented it.

  1. ActiveListed 2026
    Current price: $485,000Original list: $505,000MLS 2116675
    1. Listed · January 11, 2026$505,000
    2. Price changed · June 9, 2026$499,000
    3. Price changed · August 23, 2026$498,000
    4. Price changed · September 19, 2026$485,000

Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.

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Price & Listing History

Price Change with current price, original ask, and market time.

View Timeline
Current list
$485,000
Original list
$505,000
Price movement
$20K reduction
Listed / DOM
Jan 11, 2026 · 283 days

Tax Record

Public record data from county appraisal records. Market value can differ from assessed value.

Assessed Value
$441,917
Assessment Year
2025
Year Built
2022
Parcel ID
000000498002
$442K
$10K
$10,000
2021
$91,140
+811.4% from prev
2024
$441,917
+384.9% from prev
2025
YearTaxesTotal AssessmentLandAdditions
2025+384.9%
—$441,917$51,199—
2024+811.4%
—$91,140$50,000$438,197
2021
—$10,000$15,000—
5-Year Change4319.2%

Virtual Tour

Virtual tour of 21100 Niagara Cv
Map showing 21100 Niagara CV
21100 Niagara CV
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Zoned Schools

Lago Vista ISD →

1 High School

Lago Vista

High SchoolGrades 9-12Zoned assignment

Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility.

Principal & interest
$2,686
HOA dues
$17

Excluded from this estimate: property taxes and home insurance. Each requires verified amount, cadence or unit, source, and as-of details.

HOA source: MLS Grid / Unlock MLS, as of 2026-10-16T13:07:20.458+00:00; normalized from annual dues.

20% ($97K)

Adjustable assumption - not a lending recommendation.

$485,000

Loan: $388K
Mortgage rate%
Payoff: ~2056
Rate source: Freddie Mac 30-year fixed average (PMMS via FRED), as of 2026-10-15
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Keenan Market Position

A sourced read on Lago Vista pricing, timing, and property scale. No automated valuation claim.

List price

$485,000

Price per sqft

$230/sqft

Vs. Neighborhood guide reference price

Not available

Days on market

283 days

Original to current

$20K reduction

$505K original

Active inventory context

Ask for current inventory

Source: MLS Grid / Unlock MLS and Keenan Group review as of Oct 16, 2026.

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Frequently Asked Questions

How much is 21100 Niagara Cv?

21100 Niagara Cv is listed at $485,000 with 4 bedrooms, 2 full bathrooms, 2,106 square feet, 0.20-acre lot. This places it above the ZIP 78645 single-family closed-sale median price of $454,500 (ZIP 78645 geography · single-family closed sales · median sale price · trailing 12 months as of Oct 19, 2026).

What school district is 21100 Niagara Cv in?

21100 Niagara Cv is zoned for Lago Vista ISD with assigned schools: Lago Vista (elementary), Lago Vista (middle), Lago Vista (high). School assignments should be verified directly with the district.

What are the property details for 21100 Niagara Cv?

21100 Niagara Cv is a Residential built in 2023 featuring 4 bedrooms, 2 full bathrooms, 2,106 square feet, 0.20-acre lot.

What are the property taxes for 21100 Niagara Cv?

The most recent annual property tax for 21100 Niagara Cv is $2,013. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.

How should a buyer estimate the monthly payment for 21100 Niagara Cv?

This page does not assume a mortgage rate or publish a monthly payment for 21100 Niagara Cv. A property-specific estimate requires a current lender rate, chosen down payment, taxes, insurance, and any verified association dues.

How does 21100 Niagara Cv compare with other homes in Lago Vista?

As of Oct 16, 2026, 21100 Niagara Cv is offered at $485,000. The current MLS snapshot shows 222 active listings in 78645. Keenan Group has completed 7 verified transactions in 78645 within its 1,000+ completed transactions and $1B+ career volume across Austin.

When was 21100 Niagara Cv built?

21100 Niagara Cv was built in 2023, making it 3 years old with relatively recent construction.

What is the water access at 21100 Niagara Cv?

The MLS listing marks 21100 Niagara Cv as waterfront. The reported waterfront feature is Lake Privileges. Confirm shoreline access, dock rights, and floodplain status from current property documents during due diligence.

What is the community structure at 21100 Niagara Cv?

The MLS listing reports HOA or association dues of $200 annual for 21100 Niagara Cv. It does not establish included amenities, services, rules, reserves, or current assessments; verify those items in current association documents.

Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.

Why Choose the #1 Austin Board Team for Lago Vista

#1 ABoR Team 20241,000+ Career SalesCompass Luxury Collection Specialist

#1 Austin Board of Realtors Team. 1,000+ homes sold and $1B+ in career sales over 25+ years in Austin.

25+ years advising buyers and sellers in this community

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Listing courtesy of Unlock MLS as distributed by MLS GRID. Information deemed reliable but not guaranteed. Neither the listing broker nor Compass RE Texas, LLC shall be responsible for any typographical errors, misinformation, or misprints.

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Last updated: 10/16/2026, 8:07:20 AM

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