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2604 SINCLAIR ST, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,440 sqftBuilt 2000

Property at a Glance

This home is estimated between $195,590 and $356,929, with a best estimate of $323,940. That places the property above the AM20SLXI - MH - SGT/SHU/SRR median of $233,506, in a neighborhood that appreciated 30.5% over the past year.

Estimated Value Range

$195,590 $356,929
Best Estimate
$323,940
WCAD Value
$96,478
Low Confidence

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

There are 5 comparable properties within range, but few are in AM20SLXI - MH - SGT/SHU/SRR. The estimated range of $195,590 and $356,929 should be treated as a rough guide.

Comparable Properties (5)

1022 MEREDITH LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 1,232 sqft Built 2011
Raw Value $141,391
Adjusted Value $195,590

Adjusted +$28,677 for 208 sqft more living space and +$25,522 for being newer. Net adjustment: +$54,199.

3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $356,929

Adjusted -$19,991 for 145 sqft less living space and -$6,961 for being older. Net adjustment: -$26,952.

3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $350,202

Adjusted -$19,854 for 144 sqft less living space and -$11,601 for being older. Net adjustment: -$31,455.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $323,940

Adjusted -$32,400 for 235 sqft less living space and -$11,601 for being older. Net adjustment: -$44,001.

3 bed 2 bath 1,550 sqft Built 1984
Raw Value $366,931
Adjusted Value $314,642

Adjusted -$15,166 for 110 sqft less living space and -$37,123 for being older. Net adjustment: -$52,289.

The Neighborhood

This home is valued 58.7% below the AM20SLXI - MH - SGT/SHU/SRR median of $233,506. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 30.5% over the past year.

AM20SLXI - MH - SGT/SHU/SRR

outlier low
471 Properties
$233,506 Median Value
+30.5% YoY Change
2% Have Pool
3% Have Garage
This Home
$96,478
Median
$233,506

This home is -58.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $1,371 across all districts. With a homestead exemption claimed, that drops to $551 — saving $820 per year. That's $46 per month a buyer should budget. The assessed value increased +29.0% vs the subdivision average of +30.5%. This increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$802
Williamson CountyCounty0.3694%$332
Austin Community Collegespecial0.1034%$93
Williamson County ESD #9 - Round RockESD0.0999%$90
Williamson County FM/RdCounty0.0443%$40
Upper Brushy Creek WCIDWater0.0170%$15
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$1,371
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $323,940 would pay approximately $2,022 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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