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4004 SPRINGWILLOW LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,009 sqftBuilt 1997

Property at a Glance

This home is estimated between $469,085 and $805,686, with a best estimate of $503,260. That places the property above 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

$469,085 $805,686
Best Estimate
$503,260
WCAD Value
$493,693
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 $469,085 and $805,686 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $573,094

Adjusted +$21,117 for 75 sqft more living space and +$67,495 for being newer. Net adjustment: +$88,612.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $805,686

Adjusted -$40,826 for 145 sqft less living space and -$14,210 for being older. Net adjustment: -$55,036.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $469,085

Adjusted +$94,039 for 334 sqft more living space and +$7,105 for being newer. Net adjustment: +$101,144.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $502,236

Adjusted -$9,854 for 35 sqft less living space and +$56,838 for being newer. Net adjustment: +$46,984.

3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $503,260

Adjusted +$119,379 for 424 sqft more living space. Net adjustment: +$119,379.

The Neighborhood

This home is valued 9.8% above the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. With 904 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.9% over the past year.

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

typical
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$493,693
Median
$449,628

This home is +9.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,548 across all districts. With a homestead exemption claimed, that drops to $7,936 — saving $1,612 per year. That's $661 per month a buyer should budget. The assessed value increased +3.7% vs the subdivision average of -2.9%. This above-average increase gives a protest opportunity score of 33 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$5,366
Williamson CountyCounty0.3694%$1,824
Vista Oaks MUDMUD0.2131%$1,052
Austin Community Collegespecial0.1034%$510
Williamson County ESD #9 - Round RockESD0.0999%$493
Williamson County FM/RdCounty0.0443%$219
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$9,548
33 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $503,260 would pay approximately $3,141 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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