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Verified property facts
18509 Marshalls Harbor Cv is zoned for Lago Vista ISD with assigned schools: Lago Vista (6/10) (elementary), Lago Vista (6/10) (middle), Lago Vista (6/10) (high). School assignments should be verified directly with the district.
18509 Marshalls Harbor Cv is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
The most recent annual property tax for 18509 Marshalls Harbor Cv is $6,601. 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.
With 20% down ($110,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 18509 Marshalls Harbor Cv is around $3,404 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Comparable homes that recently closed in this area
Listing timeline with current price, original ask, and market time.
5.. For all information on this development: [ https://montechinolaketravis.com ] Choose your builder. The newest addition in Lago Vista, Montechino is a 287-acre mixed-use master-planned community featuring commercial and residential space. Offering over 256 scenic homes in a wide range of lot sizes and several home styles, the community will also feature a fine amenity center for residents to enjoy. An 8400SF commercial space is available to lease by local business owners. The community’s proposed 3 commercial lots will add to the convenience of the residents. Common utility infrastructure works with water, sewer, electricity, and fiber optic communication for the entire area have been installed.
Property Type
Land
Lot Size
5.46 acres
HOA
$600/mo
Listed by eXp Realty, LLC
Property Details
Features
Lot Features
Fencing
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. Ratings from GreatSchools.org.
20% ($110K)
$550,000
Luxury property intelligence
A sourced read on Marshalls Harbor pricing, timing, and property scale. No automated valuation claim.
List price
$550,000
Price per sqft
Not available
Vs. Marshalls Harbor median
Not available
Days on market
979 days
Original to current
$1.6M reduction
$2.1M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 9, 2026.
Request Private Market AnalysisZIP-level inventory, pricing, and Austin market data
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Pricing, prep, launch timing, and Compass marketing strategy
#1 ABOR Team 2024 with $1B+ career sales volume
At $550,000, 18509 Marshalls Harbor Cv is in the Marshalls Harbor market where there are currently 251 active listings in 78645. The Keenan Group has completed 6 transactions in 78645 as part of 1,000+ career sales totaling $1B+ across Austin.
18509 Marshalls Harbor Cv is part of a managed community with HOA dues of $600 annually. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
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