Lago Vista: How Mortgage Rates Shape Buying Power in October
By George Arnold Alexander III, MPA · Associate Broker · 2026-10-05
What does a 7.28% mortgage rate mean for a buyer in Lago Vista today? With the median home price at $415,000 across 19 closed sales in August, the monthly principal and interest payment on a standard 30-year fixed loan with 20% down is $2,272. This figure represents the baseline cost of financing before any lender incentives are applied.
ALEX Intelligence calculated the impact of common buydown structures to show how buyers can manage higher rates. A 3-2-1 temporary buydown reduces the interest rate to 4.28% in the first year, lowering the monthly payment to $1,639 and saving $633 per month compared to the standard rate. This structure costs $15,444 upfront, which equals 3.72% of the median sale price. In the second year, the rate rises to 5.28%, with a payment of $1,839, and in the third year, it moves to 6.28% with a payment of $2,051.
For buyers seeking a shorter-term reduction, a 2-1 buydown offers a different trade-off. This option lowers the rate to 5.28% for the first year and 6.28% for the second year. The total cost for this structure is $7,848, or 1.89% of the median price. These scenarios illustrate how upfront costs can be exchanged for lower monthly payments during the initial years of ownership, providing flexibility in a market where the median price has risen 3.8% from the prior month but remains 3.9% below last year's levels.
The data reflects current conditions as of August 2026, with mortgage rates sourced from Freddie Mac for the week ending October 1, 2026. These calculations are estimates based on a median sale price and do not constitute an appraisal or guarantee of future rates.
This week's 5 best values under $1,000,000, ranked by the ALEX deal score:
1. 22614 Maidengrass Lane LN, Lago Vista TX 78645 · MLS #7152822
Listed at $410,000, 4 bed, 2 bath, 2,208 sq ft. Listed 14% below the ALEX valuation; 11% under the local price per sq ft; price reduced 20% from original.
See it on alex.realestate: https://www.alex.realestate/listing-detail/1179059725/22614-Maidengrass-Lane-LN-Lago-Vista-TX
2. 304 Southwind RD, Lago Vista TX 78645 · MLS #3107063
Listed at $195,000, 2 bed, 1 bath, 1,250 sq ft. Listed 16% below the ALEX valuation; 38% under the local price per sq ft; price reduced 15% from original.
See it on alex.realestate: https://www.alex.realestate/listing-detail/1187161451/304-Southwind-RD-Lago-Vista-TX
3. 5704 Roundup WAY, Lago Vista TX 78645 · MLS #9465032
Listed at $324,999, 3 bed, 2.5 bath, 1,692 sq ft. Listed 11% below the ALEX valuation; 6% under the local price per sq ft; price reduced 14% from original.
See it on alex.realestate: https://www.alex.realestate/listing-detail/1175159720/5704-Roundup-WAY-Lago-Vista-TX
4. 7704 Plateau CV, Lago Vista TX 78645 · MLS #4006277
Listed at $285,500, 3 bed, 2 bath, 1,299 sq ft. Listed 11% below the ALEX valuation; price reduced 18% from original.
See it on alex.realestate: https://www.alex.realestate/listing-detail/1172331148/7704-Plateau-CV-Lago-Vista-TX
5. 21709 Crystal WAY, Lago Vista TX 78645 · MLS #2715635
Listed at $275,000, 3 bed, 2 bath, 1,554 sq ft. Listed 11% below the ALEX valuation; 6% under the local price per sq ft; price reduced 15% from original.
See it on alex.realestate: https://www.alex.realestate/listing-detail/1185248355/21709-Crystal-WAY-Lago-Vista-TX
Want a closer look? Reply or call George at 713.918.9951 and we'll set up a showing.
Data from Unlock MLS. Information deemed reliable but not guaranteed. Model outputs are ALEX Intelligence estimates, not appraisals.
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MIT, Nvidia, Google & IBM-Trained. Cross Domain-Expert: Quantum, AI, Ethics, Sovereignty, Intelligence, Philanthropy. Solepoint Planning. VUI AI Cloud Architect. AI Certifications Development. Quant/AI Instructor. Castor Venture Club Member. Associate Broker.
George Arnold Alexander III, MPA
Director, ALEX Companies
Associate Broker, Alexander Tiffany Southwest, LLC dba ALEX.realestate, et.al.
Texas License #574878-B · Broker License #565194-BB
Broker, ALEX Real Estate · North Carolina License #367733
Independent Broker, ALEX Real Estate · Colorado License #II.100112456
[email protected] · +1 713.918.9951
Source data: Unlock MLS closed sales, August 2026, n=19; Freddie Mac Primary Mortgage Market Survey, week of 2026-10-01
Licensed by the Texas Real Estate Commission. Broker: Alexander Tiffany Southwest, LLC · License #565194-BB.
Diane Hart Alexander, Chair & CEO, ALEX Companies · Designated Broker · #574877-B · George Arnold Alexander III, Director, ALEX Companies · Associate Broker · #574878-B
Texas Real Estate Commission Information About Brokerage Services · TREC Consumer Protection Notice · trec.texas.gov
Diane Hart Alexander, Chair & CEO, ALEX Companies · Designated Broker · #574877-B · George Arnold Alexander III, Director, ALEX Companies · Associate Broker · #574878-B
Texas Real Estate Commission Information About Brokerage Services · TREC Consumer Protection Notice · trec.texas.gov





