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1623 SYLVIA CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath764 sqftBuilt 1993

Property at a Glance

This home is estimated between $236,370 and $348,028, with a best estimate of $316,918. That places the property above the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418, in a neighborhood that declined 7.8% over the past year.

Estimated Value Range

$236,370 $348,028
Best Estimate
$316,918
WCAD Value
$333,541
High Confidence

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

Based on 5 comparable properties in R123492H - Sam Bass/Hermitage/Somerset R3, this home's estimated market value is between $236,370 and $348,028. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1624 SYLVIA CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,148 sqft Built 1992
Raw Value $322,014
Adjusted Value $236,370

Adjusted -$87,655 for 384 sqft less living space and +$2,011 for being newer. Net adjustment: -$85,644.

1407 SYLVIA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 822 sqft Built 1994
Raw Value $344,383
Adjusted Value $329,132

Adjusted -$13,240 for 58 sqft less living space and -$2,011 for being older. Net adjustment: -$15,251.

1627 SYLVIA CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 535 sqft Built 1995
Raw Value $299,778
Adjusted Value $348,028

Adjusted +$52,273 for 229 sqft more living space and -$4,023 for being older. Net adjustment: +$48,250.

1616 SYLVIA LN, ROUND ROCK, TX 78681
0.00 mi 98% similar Same subdivision
3 bed 2 bath 720 sqft Built 1994
Raw Value $308,885
Adjusted Value $316,918

Adjusted +$10,044 for 44 sqft more living space and -$2,011 for being older. Net adjustment: +$8,033.

1601 SYLVIA LN, ROUND ROCK, TX 78681
0.00 mi 97% similar Same subdivision
3 bed 2 bath 816 sqft Built 1992
Raw Value $319,250
Adjusted Value $309,391

Adjusted -$11,870 for 52 sqft less living space and +$2,011 for being newer. Net adjustment: -$9,859.

The Neighborhood

This home is valued 14.8% above the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418. With 648 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.8% over the past year.

R123492H - Sam Bass/Hermitage/Somerset R3

typical
648 Properties
$290,418 Median Value
-7.8% YoY Change
2% Have Pool
89% Have Garage
This Home
$333,541
Median
$290,418

This home is +14.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,001 across all districts. With a homestead exemption claimed, that drops to $4,689 — saving $1,312 per year. That's $391 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%$2,979
Round RockCity0.3720%$1,241
Williamson CountyCounty0.3694%$1,232
Austin Community Collegespecial0.1034%$345
Williamson County FM/RdCounty0.0443%$148
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,001

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $316,918 would pay approximately $1,978 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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