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4004 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,813 sqftBuilt 2000

Property at a Glance

This home is estimated between $273,666 and $366,553, with a best estimate of $311,981. 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

$273,666 $366,553
Best Estimate
$311,981
WCAD Value
$354,893
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 $273,666 and $366,553. 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 $290,390

Adjusted -$80,411 for 395 sqft less living space. Net adjustment: -$80,411.

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 $273,666

Adjusted -$108,504 for 533 sqft less living space. Net adjustment: -$108,504.

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 $311,981

Adjusted -$80,411 for 395 sqft less living space and +$8,405 for being newer. Net adjustment: -$72,006.

4003 MAYFIELD CAVE TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,455 sqft Built 2000
Raw Value $293,674
Adjusted Value $366,553

Adjusted +$72,879 for 358 sqft more living space. Net adjustment: +$72,879.

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 $357,474

Adjusted +$26,668 for 131 sqft more living space. Net adjustment: +$26,668.

The Neighborhood

This home is valued 3.6% 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

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$354,893
Median
$368,194

This home is -3.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,386 across all districts. With a homestead exemption claimed, that drops to $5,070 — saving $1,316 per year. That's $423 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%$3,170
Round RockCity0.3720%$1,320
Williamson CountyCounty0.3694%$1,311
Austin Community Collegespecial0.1034%$367
Williamson County FM/RdCounty0.0443%$157
Upper Brushy Creek WCIDWater0.0170%$60
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,386

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $311,981 would pay approximately $1,947 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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