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1243 ROBIN TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed4 bath2,080 sqftBuilt 2025

Property at a Glance

This home is estimated between $753,226 and $992,912, with a best estimate of $870,076. That places the property above the R294523A-Sauls Ranch East median of $852,382, in a neighborhood that appreciated 371.1% over the past year.

Estimated Value Range

$753,226 $992,912
Best Estimate
$870,076
WCAD Value
$884,559
High Confidence

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

Based on 5 comparable properties in R294523A-Sauls Ranch East, this home's estimated market value is between $753,226 and $992,912. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1341 ROBIN TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,811 sqft Built 2024
Raw Value $881,071
Adjusted Value $992,912

Adjusted +$111,841 for 269 sqft more living space. Net adjustment: +$111,841.

1340 ROBIN TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 3 bath 2,066 sqft Built 2025
Raw Value $864,255
Adjusted Value $870,076

Adjusted +$5,821 for 14 sqft more living space. Net adjustment: +$5,821.

1300 ROBIN TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,083 sqft Built 2025
Raw Value $789,228
Adjusted Value $787,981

Adjusted -$1,247 for 3 sqft less living space. Net adjustment: -$1,247.

1235 ROBIN TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,795 sqft Built 2025
Raw Value $776,831
Adjusted Value $895,324

Adjusted +$118,493 for 285 sqft more living space. Net adjustment: +$118,493.

1357 ROBIN TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,305 sqft Built 2024
Raw Value $846,773
Adjusted Value $753,226

Adjusted -$93,547 for 225 sqft less living space. Net adjustment: -$93,547.

The Neighborhood

This home is valued 3.8% above the R294523A-Sauls Ranch East median of $852,382. With 144 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 371.1% over the past year.

R294523A-Sauls Ranch East

typical
144 Properties
$852,382 Median Value
+371.1% YoY Change
1% Have Pool
100% Have Garage
This Home
$884,559
Median
$852,382

This home is +3.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,916 across all districts. With a homestead exemption claimed, that drops to $14,502 — saving $1,414 per year. That's $1,209 per month a buyer should budget. The assessed value increased +1451.9% vs the subdivision average of +371.1%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,900
Round RockCity0.3720%$3,291
Williamson CountyCounty0.3694%$3,268
Austin Community Collegespecial0.1034%$915
Williamson County FM/RdCounty0.0443%$392
Upper Brushy Creek WCIDWater0.0170%$150
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,916
100 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $870,076 would pay approximately $5,431 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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