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4188 VAN NESS AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,227 sqftBuilt 2019

Property at a Glance

This home is estimated between $465,410 and $506,366, with a best estimate of $477,072. That places the property below the G799514C - MAYFIELD RANCH median of $523,371, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$465,410 $506,366
Best Estimate
$477,072
WCAD Value
$501,375
High Confidence

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

Based on 5 comparable properties in G799514C - MAYFIELD RANCH, this home's estimated market value is between $465,410 and $506,366. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4143 VAN NESS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,186 sqft Built 2017
Raw Value $459,265
Adjusted Value $472,006

Adjusted +$9,089 for 41 sqft more living space and +$3,652 for being newer. Net adjustment: +$12,741.

4140 VAN NESS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,298 sqft Built 2017
Raw Value $477,497
Adjusted Value $465,410

Adjusted -$15,739 for 71 sqft less living space and +$3,652 for being newer. Net adjustment: -$12,087.

4172 VAN NESS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,107 sqft Built 2019
Raw Value $457,219
Adjusted Value $483,820

Adjusted +$26,601 for 120 sqft more living space. Net adjustment: +$26,601.

4176 VAN NESS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $477,072

Adjusted -$4,655 for 21 sqft less living space and +$1,826 for being newer. Net adjustment: -$2,829.

4115 VAN NESS AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,805 sqft Built 2017
Raw Value $409,168
Adjusted Value $506,366

Adjusted +$93,546 for 422 sqft more living space and +$3,652 for being newer. Net adjustment: +$97,198.

The Neighborhood

This home is valued 4.2% below the G799514C - MAYFIELD RANCH median of $523,371. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.

G799514C - MAYFIELD RANCH

typical
1,093 Properties
$523,371 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$501,375
Median
$523,371

This home is -4.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,360 across all districts. With a homestead exemption claimed, that drops to $8,796 — saving $1,564 per year. That's $733 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
Georgetown ISDSchool1.0506%$5,267
Highlands at Mayfield Ranch MUDMUD0.4850%$2,432
Williamson CountyCounty0.3694%$1,852
Williamson County ESD #9 - Round RockESD0.0999%$501
Williamson County FM/RdCounty0.0443%$222
Upper Brushy Creek WCIDWater0.0170%$85
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0663%$10,360

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $477,072 would pay approximately $2,978 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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