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707 BUFFALO PASS, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,284 sqftBuilt 1976

Property at a Glance

This home is estimated between $257,417 and $656,961, with a best estimate of $478,588. That places the property above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.

Estimated Value Range

$257,417 $656,961
Best Estimate
$478,588
WCAD Value
$271,745
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN. The estimated range of $257,417 and $656,961 should be treated as a rough guide.

Comparable Properties (5)

707 LASSO DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,388 sqft Built 1979
Raw Value $284,528
Adjusted Value $257,417

Adjusted -$22,434 for 104 sqft less living space and -$4,677 for being older. Net adjustment: -$27,111.

4 bed 2 bath 1,160 sqft Built 1977
Raw Value $631,772
Adjusted Value $656,961

Adjusted +$26,748 for 124 sqft more living space and -$1,559 for being older. Net adjustment: +$25,189.

3 bed 2 bath 977 sqft Built 1987
Raw Value $396,067
Adjusted Value $445,142

Adjusted +$66,224 for 307 sqft more living space and -$17,149 for being older. Net adjustment: +$49,075.

4 bed 2 bath 1,154 sqft Built 1996
Raw Value $481,725
Adjusted Value $478,588

Adjusted +$28,043 for 130 sqft more living space and -$31,180 for being older. Net adjustment: -$3,137.

4 bed 2 bath 1,154 sqft Built 1996
Raw Value $481,725
Adjusted Value $478,588

Adjusted +$28,043 for 130 sqft more living space and -$31,180 for being older. Net adjustment: -$3,137.

The Neighborhood

This home is valued 3.4% below the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.6% over the past year.

R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN

typical
1,006 Properties
$281,358 Median Value
-9.6% YoY Change
2% Have Pool
84% Have Garage
This Home
$271,745
Median
$281,358

This home is -3.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,889 across all districts. With a homestead exemption claimed, that drops to $3,589 — saving $1,300 per year. That's $299 per month a buyer should budget. The assessed value increased -3.0% vs the subdivision average of -9.6%. This above-average increase gives a protest opportunity score of 33 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,427
Round RockCity0.3720%$1,011
Williamson CountyCounty0.3694%$1,004
Austin Community Collegespecial0.1034%$281
Williamson County FM/RdCounty0.0443%$120
Upper Brushy Creek WCIDWater0.0170%$46
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,889
33 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $478,588 would pay approximately $2,987 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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