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4003 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,455 sqftBuilt 2000

Property at a Glance

This home is estimated between $200,786 and $284,595, with a best estimate of $239,101. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$200,786 $284,595
Best Estimate
$239,101
WCAD Value
$293,674
High Confidence

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

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $200,786 and $284,595. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4007 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2000
Raw Value $370,801
Adjusted Value $217,510

Adjusted -$153,291 for 753 sqft less living space. Net adjustment: -$153,291.

4008 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,346 sqft Built 2000
Raw Value $382,170
Adjusted Value $200,786

Adjusted -$181,384 for 891 sqft less living space. Net adjustment: -$181,384.

4017 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2006
Raw Value $383,987
Adjusted Value $239,101

Adjusted -$153,291 for 753 sqft less living space and +$8,405 for being newer. Net adjustment: -$144,886.

4001 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $330,806
Adjusted Value $284,595

Adjusted -$46,211 for 227 sqft less living space. Net adjustment: -$46,211.

4000 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,713 sqft Built 2000
Raw Value $336,712
Adjusted Value $284,190

Adjusted -$52,522 for 258 sqft less living space. Net adjustment: -$52,522.

The Neighborhood

This home is valued 20.2% below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

below average
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$293,674
Median
$368,194

This home is -20.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,284 across all districts. With a homestead exemption claimed, that drops to $3,979 — saving $1,305 per year. That's $332 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%$2,623
Round RockCity0.3720%$1,092
Williamson CountyCounty0.3694%$1,085
Austin Community Collegespecial0.1034%$304
Williamson County FM/RdCounty0.0443%$130
Upper Brushy Creek WCIDWater0.0170%$50
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,284

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $239,101 would pay approximately $1,492 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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