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17924 NIAGARA FALLS TER, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,386 sqftBuilt 1996

Property at a Glance

This home is estimated between $137,251 and $640,358, with a best estimate of $267,570. That places the property below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$137,251 $640,358
Best Estimate
$267,570
WCAD Value
$472,974
High Confidence

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

Based on 5 comparable properties in R292598D - Stone Canyon - Weekley & Newmark, this home's estimated market value is between $137,251 and $640,358. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

17918 NIAGARA FALLS TER, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,926 sqft Built 1996
Raw Value $429,073
Adjusted Value $248,905

Adjusted -$180,168 for 540 sqft less living space. Net adjustment: -$180,168.

17929 NIAGARA FALLS TER, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,479 sqft Built 1997
Raw Value $492,505
Adjusted Value $460,381

Adjusted -$31,029 for 93 sqft less living space and -$1,095 for being older. Net adjustment: -$32,124.

8400 LAUGHING WATER LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,198 sqft Built 1996
Raw Value $494,879
Adjusted Value $137,251

Adjusted -$270,920 for 812 sqft less living space and -$86,708 for no pool. Net adjustment: -$357,628.

17925 NIAGARA FALLS TER, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 912 sqft Built 1997
Raw Value $483,305
Adjusted Value $640,358

Adjusted +$158,148 for 474 sqft more living space and -$1,095 for being older. Net adjustment: +$157,053.

8404 LAUGHING WATER LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,856 sqft Built 1996
Raw Value $424,383
Adjusted Value $267,570

Adjusted -$156,813 for 470 sqft less living space. Net adjustment: -$156,813.

The Neighborhood

This home is valued 9.6% below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

typical
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$472,974
Median
$523,036

This home is -9.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,075 across all districts. With a homestead exemption claimed, that drops to $6,737 — saving $1,338 per year. That's $561 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%$4,224
Williamson CountyCounty0.3694%$1,747
Fern Bluff MUDMUD0.1800%$851
Austin Community Collegespecial0.1034%$489
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$473
Williamson County FM/RdCounty0.0443%$210
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,075

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $267,570 would pay approximately $1,670 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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