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610 SPRING ST, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath808 sqftBuilt 1950

Property at a Glance

This home is estimated between $-19,679 and $4,710,479, with a best estimate of $166,275. That places the property below the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$-19,679 $4,710,479
Best Estimate
$166,275
WCAD Value
$213,668
Low Confidence

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

There are 5 comparable properties within range, but few are in R701575F - OLD TOWN ROUND ROCK. The estimated range of $-19,679 and $4,710,479 should be treated as a rough guide.

Comparable Properties (5)

2 bed 816 sqft Built 1929
Raw Value $4,647,594
Adjusted Value $4,710,479

Adjusted -$2,054 for 8 sqft less living space and +$64,939 for being newer. Net adjustment: +$62,885.

2 bed 1 bath 824 sqft Built 1984
Raw Value $228,462
Adjusted Value $-5,206

Adjusted -$4,108 for 16 sqft less living space and -$105,140 for being older and -$124,420 for no garage. Net adjustment: -$233,668.

2 bed 1 bath 1,329 sqft Built 1920
Raw Value $393,942
Adjusted Value $352,940

Adjusted -$133,772 for 521 sqft less living space and +$92,770 for being newer. Net adjustment: -$41,002.

2 bed 1 bath 865 sqft Built 1982
Raw Value $218,331
Adjusted Value $-19,679

Adjusted -$14,635 for 57 sqft less living space and -$98,955 for being older and -$124,420 for no garage. Net adjustment: -$238,010.

104 S BLACK ST, ROUND ROCK, TX 78664
0.00 mi 63% similar Same subdivision
3 bed 2 bath 1,721 sqft Built 2018
Raw Value $610,977
Adjusted Value $166,275

Adjusted -$234,423 for 913 sqft less living space and -$210,279 for being older. Net adjustment: -$444,702.

The Neighborhood

This home is valued 33.1% below the R701575F - OLD TOWN ROUND ROCK median of $319,256. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

below average
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$213,668
Median
$319,256

This home is -33.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $2,854 across all districts. With a homestead exemption claimed, that drops to $1,574 — saving $1,280 per year. That's $131 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%$1,417
Round RockCity0.3720%$590
Williamson CountyCounty0.3694%$586
Austin Community Collegespecial0.1034%$164
Williamson County FM/RdCounty0.0443%$70
Upper Brushy Creek WCIDWater0.0170%$27
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$2,854

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $166,275 would pay approximately $1,038 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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