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#1 Austin Board of Realtors Team 2024#1 Austin Board of Realtors Team 2024Loading
Verified property facts
3420 Congress Ave 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.
3420 Congress Ave 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 3420 Congress Ave is $1,275. 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 ($9,200) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 3420 Congress Ave is around $345 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.
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Best Match
Balanced against price, location, and layout so nearby lookalikes rise first. Similar properties in Highland Lake Estates Sec 05
Listing timeline with current price, original ask, and market time.
Great location! This golf course lot is in the Highland Lake Estates area of Lago Vista! Beautiful hill county view and underground utilities! Lago Vista POA offers 9 property owner waterfront parks, RV park on Lake Travis, fitness center, 2 community pools, fishing well, marina, walking trails and more, for only $200 a year! This lakeside community also has an exemplary school district with incredible extra curricular activities, sports, theatre group, the list goes on! If you have not been to Lago Vista in the heart of the Texas Hill Country, now is the time!
Property Type
Land
Lot Size
0.22 acres
HOA
$200/mo
Listed by eXp Realty, LLC
Property Details
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% ($9K)
$46,000
Luxury property intelligence
A sourced read on Highland Lake Estates Sec 05 pricing, timing, and property scale. No automated valuation claim.
List price
$46,000
Price per sqft
Not available
Vs. Highland Lake Estates Sec 05 median
Not available
Days on market
655 days
Original to current
$18.5K reduction
$64.5K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 6, 2026.
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Pricing, prep, launch timing, and Compass marketing strategy
#1 ABOR Team 2024 with $1B+ career sales volume
At $46,000, 3420 Congress Ave is in the Highland Lake Estates Sec 05 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.
3420 Congress Ave is part of a managed community with HOA dues of $200 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.
Recent sales for market context
