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

3606 ARROWHEAD CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,926 sqftBuilt 1978

Property at a Glance

This home is estimated between $464,126 and $1,190,949, with a best estimate of $747,487. That places the property below the R202681C - Tonkawa & Oak Springs median of $851,894, in a neighborhood that appreciated 3.7% over the past year.

Estimated Value Range

$464,126 $1,190,949
Best Estimate
$747,487
WCAD Value
$964,372
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $464,126 and $1,190,949. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3608 ARROWHEAD CIR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,120 sqft Built 1978
Raw Value $911,092
Adjusted Value $1,190,949

Adjusted +$279,857 for 806 sqft more living space. Net adjustment: +$279,857.

3602 ARROWHEAD CIR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,029 sqft Built 1978
Raw Value $964,373
Adjusted Value $928,610

Adjusted -$35,763 for 103 sqft less living space. Net adjustment: -$35,763.

3505 ARROWHEAD CIR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,036 sqft Built 1978
Raw Value $785,681
Adjusted Value $747,487

Adjusted -$38,194 for 110 sqft less living space. Net adjustment: -$38,194.

3616 ARROWHEAD CIR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,482 sqft Built 1983
Raw Value $811,232
Adjusted Value $580,557

Adjusted -$193,053 for 556 sqft less living space and -$37,622 for being older. Net adjustment: -$230,675.

3 bed 2 bath 1,929 sqft Built 1983
Raw Value $502,790
Adjusted Value $464,126

Adjusted -$1,042 for 3 sqft less living space and -$37,622 for being older. Net adjustment: -$38,664.

The Neighborhood

This home is valued 13.2% above the R202681C - Tonkawa & Oak Springs median of $851,894. With 154 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 3.7% over the past year.

R202681C - Tonkawa & Oak Springs

typical
154 Properties
$851,894 Median Value
+3.7% YoY Change
7% Have Pool
92% Have Garage
This Home
$964,372
Median
$851,894

This home is +13.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,825 across all districts. With a homestead exemption claimed, that drops to $12,408 — saving $1,417 per year. That's $1,034 per month a buyer should budget. The assessed value increased +8.7% vs the subdivision average of +3.7%. This above-average increase gives a protest opportunity score of 45 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$8,085
Williamson CountyCounty0.3694%$3,344
Austin Community Collegespecial0.1034%$936
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$905
Williamson County FM/RdCounty0.0443%$401
Upper Brushy Creek WCIDWater0.0170%$154
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$13,825
45 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $747,487 would pay approximately $4,666 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