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

1409 SOMERSET DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath975 sqftBuilt 2017

Property at a Glance

This home is estimated between $94,795 and $495,981, with a best estimate of $333,869. 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

$94,795 $495,981
Best Estimate
$333,869
WCAD Value
$427,384
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R123492H - Sam Bass/Hermitage/Somerset R3. The estimated range of $94,795 and $495,981 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 940 sqft Built 2002
Raw Value $457,821
Adjusted Value $495,981

Adjusted +$7,989 for 35 sqft more living space and +$30,171 for being newer. Net adjustment: +$38,160.

3 bed 1,232 sqft Built 2011
Raw Value $141,391
Adjusted Value $94,795

Adjusted -$58,665 for 257 sqft less living space and +$12,069 for being newer. Net adjustment: -$46,596.

4 bed 2 bath 1,186 sqft Built 1994
Raw Value $407,186
Adjusted Value $405,285

Adjusted -$48,164 for 211 sqft less living space and +$46,263 for being newer. Net adjustment: -$1,901.

3 bed 2 bath 1,133 sqft Built 1979
Raw Value $293,501
Adjusted Value $333,869

Adjusted -$36,066 for 158 sqft less living space and +$76,434 for being newer. Net adjustment: +$40,368.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $187,306

Adjusted -$290,584 for 1,273 sqft less living space and -$2,011 for being older. Net adjustment: -$292,595.

The Neighborhood

This home is valued 47.2% 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

above average
648 Properties
$290,418 Median Value
-7.8% YoY Change
2% Have Pool
89% Have Garage
This Home
$427,384
Median
$290,418

This home is +47.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,690 across all districts. With a homestead exemption claimed, that drops to $6,361 — saving $1,329 per year. That's $530 per month a buyer should budget. The assessed value increased +8.5% vs the subdivision average of -7.8%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,817
Round RockCity0.3720%$1,590
Williamson CountyCounty0.3694%$1,579
Austin Community Collegespecial0.1034%$442
Williamson County FM/RdCounty0.0443%$189
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,690
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $333,869 would pay approximately $2,084 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 4/19/2026.

View full property details