Beta Williamson County, TX only — data and coverage are limited during early access.

1603 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,389 sqftBuilt 2000

Property at a Glance

This home is estimated between $239,911 and $538,780, with a best estimate of $503,278. That places the property below the R501598E - Forest Ridge, Small Lots median of $533,875, in a neighborhood that appreciated 4.6% over the past year.

Estimated Value Range

$239,911 $538,780
Best Estimate
$503,278
WCAD Value
$555,765
High Confidence

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

Based on 5 comparable properties in R501598E - Forest Ridge, Small Lots, this home's estimated market value is between $239,911 and $538,780. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1508 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,536 sqft Built 1996
Raw Value $562,399
Adjusted Value $514,143

Adjusted -$48,040 for 147 sqft less living space and -$216 for being older. Net adjustment: -$48,256.

1501 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,190 sqft Built 1997
Raw Value $473,909
Adjusted Value $538,780

Adjusted +$65,033 for 199 sqft more living space and -$162 for being older. Net adjustment: +$64,871.

1612 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,726 sqft Built 2000
Raw Value $613,410
Adjusted Value $503,278

Adjusted -$110,132 for 337 sqft less living space. Net adjustment: -$110,132.

1618 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,615 sqft Built 2000
Raw Value $513,974
Adjusted Value $440,117

Adjusted -$73,857 for 226 sqft less living space. Net adjustment: -$73,857.

1613 SHADY HILLSIDE PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,309 sqft Built 2000
Raw Value $540,568
Adjusted Value $239,911

Adjusted -$300,657 for 920 sqft less living space. Net adjustment: -$300,657.

The Neighborhood

This home is valued 4.1% above the R501598E - Forest Ridge, Small Lots median of $533,875. With 269 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.6% over the past year.

R501598E - Forest Ridge, Small Lots

typical
269 Properties
$533,875 Median Value
+4.6% YoY Change
0% Have Pool
99% Have Garage
This Home
$555,765
Median
$533,875

This home is +4.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,000 across all districts. With a homestead exemption claimed, that drops to $8,647 — saving $1,353 per year. That's $721 per month a buyer should budget. The assessed value increased +8.3% vs the subdivision average of +4.6%. This above-average increase gives a protest opportunity score of 34 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,964
Round RockCity0.3720%$2,067
Williamson CountyCounty0.3694%$2,053
Austin Community Collegespecial0.1034%$575
Williamson County FM/RdCounty0.0443%$246
Upper Brushy Creek WCIDWater0.0170%$94
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,000
34 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $503,278 would pay approximately $3,141 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.

View full property details