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16721 CHAMONIX TER, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,833 sqftBuilt 1997

Property at a Glance

This home is estimated between $364,283 and $721,420, with a best estimate of $490,867. That places the property above the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685, in a neighborhood that declined 6.9% over the past year.

Estimated Value Range

$364,283 $721,420
Best Estimate
$490,867
WCAD Value
$389,542
High Confidence

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

Based on 5 comparable properties in R222592G - CAT HOLLOW ALL SECTIONS R4, this home's estimated market value is between $364,283 and $721,420. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16710 CHAMONIX TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,057 sqft Built 1998
Raw Value $432,215
Adjusted Value $364,283

Adjusted -$60,466 for 224 sqft less living space and -$7,466 for being older. Net adjustment: -$67,932.

16711 CHAMONIX TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,036 sqft Built 1997
Raw Value $429,096
Adjusted Value $374,299

Adjusted -$54,797 for 203 sqft less living space. Net adjustment: -$54,797.

16729 CHAMONIX TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,680 sqft Built 1999
Raw Value $562,316
Adjusted Value $490,867

Adjusted +$41,300 for 153 sqft more living space and -$14,931 for being older and -$97,818 for no pool. Net adjustment: -$71,449.

7022 RAMBOLLET TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,208 sqft Built 1999
Raw Value $567,640
Adjusted Value $721,420

Adjusted +$168,711 for 625 sqft more living space and -$14,931 for being older. Net adjustment: +$153,780.

7014 RAMBOLLET TER, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,232 sqft Built 1997
Raw Value $494,276
Adjusted Value $656,509

Adjusted +$162,233 for 601 sqft more living space. Net adjustment: +$162,233.

The Neighborhood

This home is valued 13.8% below the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

typical
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$389,542
Median
$451,685

This home is -13.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,456 across all districts. With a homestead exemption claimed, that drops to $6,134 — saving $1,322 per year. That's $511 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,479
Brushy Creek MUDMUD0.3868%$1,507
Williamson CountyCounty0.3694%$1,439
Austin Community Collegespecial0.1034%$403
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$390
Williamson County FM/RdCounty0.0443%$173
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,456

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $490,867 would pay approximately $3,064 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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