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307 SUNSET DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,260 sqftBuilt 1958

Property at a Glance

This home is estimated between $197,693 and $264,563, with a best estimate of $203,179. That places the property below the R504464I - North Park Addition median of $299,497, in a neighborhood that declined 0.9% over the past year.

Estimated Value Range

$197,693 $264,563
Best Estimate
$203,179
WCAD Value
$284,079
Low Confidence

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

There are 5 comparable properties within range, but none are in R504464I - North Park Addition. The estimated range of $197,693 and $264,563 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,284 sqft Built 1979
Raw Value $249,467
Adjusted Value $203,179

Adjusted -$4,903 for 24 sqft less living space and -$41,385 for being older. Net adjustment: -$46,288.

3 bed 2 bath 1,228 sqft Built 1979
Raw Value $232,658
Adjusted Value $197,811

Adjusted +$6,538 for 32 sqft more living space and -$41,385 for being older. Net adjustment: -$34,847.

3 bed 2 bath 1,447 sqft Built 1970
Raw Value $326,418
Adjusted Value $264,563

Adjusted -$38,206 for 187 sqft less living space and -$23,649 for being older. Net adjustment: -$61,855.

3 bed 2 bath 1,392 sqft Built 1975
Raw Value $258,164
Adjusted Value $197,693

Adjusted -$26,969 for 132 sqft less living space and -$33,502 for being older. Net adjustment: -$60,471.

3 bed 2 bath 1,303 sqft Built 1985
Raw Value $305,554
Adjusted Value $243,560

Adjusted -$8,785 for 43 sqft less living space and -$53,209 for being older. Net adjustment: -$61,994.

The Neighborhood

This home is valued 5.1% below the R504464I - North Park Addition median of $299,497. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 0.9% over the past year.

R504464I - North Park Addition

typical
23 Properties
$299,497 Median Value
-0.9% YoY Change
4% Have Pool
35% Have Garage
This Home
$284,079
Median
$299,497

This home is -5.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,111 across all districts. With a homestead exemption claimed, that drops to $3,809 — saving $1,302 per year. That's $317 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%$2,537
Round RockCity0.3720%$1,057
Williamson CountyCounty0.3694%$1,050
Austin Community Collegespecial0.1034%$294
Williamson County FM/RdCounty0.0443%$126
Upper Brushy Creek WCIDWater0.0170%$48
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,111

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $203,179 would pay approximately $1,268 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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