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4707 KNOLLWOOD CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,890 sqftBuilt 1977

Property at a Glance

This home is estimated between $419,900 and $897,900, with a best estimate of $716,426. That places the property below the L580D75C - LEANDER SAM BASS AREA median of $974,644, in a neighborhood that appreciated 7.9% over the past year.

Estimated Value Range

$419,900 $897,900
Best Estimate
$716,426
WCAD Value
$922,840
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in L580D75C - LEANDER SAM BASS AREA. The estimated range of $419,900 and $897,900 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,929 sqft Built 1983
Raw Value $502,790
Adjusted Value $419,900

Adjusted -$15,499 for 39 sqft less living space and -$67,391 for being older. Net adjustment: -$82,890.

4705 KNOLLWOOD CIR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,176 sqft Built 1986
Raw Value $886,662
Adjusted Value $733,063

Adjusted -$113,661 for 286 sqft less living space and -$101,087 for being older and +$61,149 for having a garage. Net adjustment: -$153,599.

3 bed 2 bath 2,036 sqft Built 1978
Raw Value $785,681
Adjusted Value $716,426

Adjusted -$58,023 for 146 sqft less living space and -$11,232 for being older. Net adjustment: -$69,255.

3 bed 2 bath 1,781 sqft Built 1977
Raw Value $343,629
Adjusted Value $448,096

Adjusted +$43,318 for 109 sqft more living space and +$61,149 for having a garage. Net adjustment: +$104,467.

4 bed 2 bath 2,029 sqft Built 1978
Raw Value $964,373
Adjusted Value $897,900

Adjusted -$55,241 for 139 sqft less living space and -$11,232 for being older. Net adjustment: -$66,473.

The Neighborhood

This home is valued 5.3% below the L580D75C - LEANDER SAM BASS AREA median of $974,644. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 7.9% over the past year.

L580D75C - LEANDER SAM BASS AREA

typical
397 Properties
$974,644 Median Value
+7.9% YoY Change
6% Have Pool
81% Have Garage
This Home
$922,840
Median
$974,644

This home is -5.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $15,883 across all districts. With a homestead exemption claimed, that drops to $14,191 — saving $1,692 per year. That's $1,183 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%$10,030
Williamson CountyCounty0.3694%$3,409
Austin Community Collegespecial0.1034%$954
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$923
Williamson County FM/RdCounty0.0443%$409
Upper Brushy Creek WCIDWater0.0170%$157
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7211%$15,883

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $716,426 would pay approximately $4,472 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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