Beta Williamson County, TX only — data and coverage are limited during early access.

4107 SPRINGWILLOW LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,639 sqftBuilt 1997

Property at a Glance

This home is estimated between $364,910 and $621,911, with a best estimate of $404,248. That places the property below the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$364,910 $621,911
Best Estimate
$404,248
WCAD Value
$376,183
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C. The estimated range of $364,910 and $621,911 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $399,085

Adjusted +$15,204 for 54 sqft more living space. Net adjustment: +$15,204.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $364,910

Adjusted -$10,136 for 36 sqft less living space and +$7,105 for being newer. Net adjustment: -$3,031.

3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $404,248

Adjusted +$15,486 for 55 sqft more living space and +$7,105 for being newer. Net adjustment: +$22,591.

4 bed 2 bath 1,657 sqft Built 1978
Raw Value $559,484
Adjusted Value $621,911

Adjusted -$5,068 for 18 sqft less living space and +$67,495 for being newer. Net adjustment: +$62,427.

3 bed 2 bath 1,550 sqft Built 1984
Raw Value $366,931
Adjusted Value $438,170

Adjusted +$25,058 for 89 sqft more living space and +$46,181 for being newer. Net adjustment: +$71,239.

The Neighborhood

This home is valued 16.3% below the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C

below average
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$376,183
Median
$449,628

This home is -16.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,276 across all districts. With a homestead exemption claimed, that drops to $5,685 — saving $1,591 per year. That's $474 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
Leander ISDSchool1.0869%$4,089
Williamson CountyCounty0.3694%$1,390
Vista Oaks MUDMUD0.2131%$802
Austin Community Collegespecial0.1034%$389
Williamson County ESD #9 - Round RockESD0.0999%$376
Williamson County FM/RdCounty0.0443%$167
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$7,276

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $404,248 would pay approximately $2,523 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.

View full property details