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2851 MILL RUN BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,179 sqftBuilt 2024

Property at a Glance

This home is estimated between $555,701 and $681,748, with a best estimate of $575,450. That places the property above the R455522C - HOMESTEAD AT OLD SETTLERS PAR median of $479,854, in a neighborhood that appreciated 10.5% over the past year.

Estimated Value Range

$555,701 $681,748
Best Estimate
$575,450
WCAD Value
$462,955
High Confidence

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

Based on 5 comparable properties in R455522C - HOMESTEAD AT OLD SETTLERS PAR, this home's estimated market value is between $555,701 and $681,748. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2913 MILL RUN BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 1,671 sqft Built 2023
Raw Value $446,105
Adjusted Value $592,108

Adjusted +$136,431 for 508 sqft more living space and +$9,572 for being newer. Net adjustment: +$146,003.

2836 MILL RUN BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,558 sqft Built 2024
Raw Value $405,152
Adjusted Value $571,931

Adjusted +$166,779 for 621 sqft more living space. Net adjustment: +$166,779.

2879 MILL RUN BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,690 sqft Built 2023
Raw Value $414,801
Adjusted Value $555,701

Adjusted +$131,328 for 489 sqft more living space and +$9,572 for being newer. Net adjustment: +$140,900.

2938 MILL RUN BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,589 sqft Built 2022
Raw Value $504,150
Adjusted Value $681,748

Adjusted +$158,453 for 590 sqft more living space and +$19,145 for being newer. Net adjustment: +$177,598.

3022 MILL RUN BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,671 sqft Built 2021
Raw Value $410,302
Adjusted Value $575,450

Adjusted +$136,431 for 508 sqft more living space and +$28,717 for being newer. Net adjustment: +$165,148.

The Neighborhood

This home is valued 3.5% below the R455522C - HOMESTEAD AT OLD SETTLERS PAR median of $479,854. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 10.5% over the past year.

R455522C - HOMESTEAD AT OLD SETTLERS PAR

typical
339 Properties
$479,854 Median Value
+10.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$462,955
Median
$479,854

This home is -3.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,696 across all districts. With a homestead exemption claimed, that drops to $9,360 — saving $1,336 per year. That's $780 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%$4,135
Round Rock MUD #2MUD0.5110%$2,366
Round RockCity0.3720%$1,722
Williamson CountyCounty0.3694%$1,710
Austin Community Collegespecial0.1034%$479
Williamson County FM/RdCounty0.0443%$205
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3103%$10,696

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $575,450 would pay approximately $3,592 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.

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