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Cost of Living: Dallas, TX vs Round Rock, TX

Wondering how far your dollar stretches in Dallas compared to Round Rock? Below we break down housing costs, rent, taxes, income, and quality of life using 2026 data so you can make an informed relocation or remote-work decision. Every number is computed from Census, BLS, and Zillow data specific to these two metro areas.

TL;DR

Dallas cost-of-living index is 105 vs 98 for Round Rock (US = 100). Median home: $370,000 vs $410,000. Median rent: $1,275/mo vs $1,650/mo.

Source: Census ACS · Zillow ZHVI/ZORI · BEA RPP, 2026

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Round Rock is 6.7% cheaper than Dallas
COL Index: Dallas 105 vs Round Rock 98 (national avg = 100)
Written by Jere Salmisto, Founder & Quantitative Systems Builder, CalcFi·Reviewed by CalcFi Editorial·Last reviewed 2026-04-19

Dallas vs Round Rock — At a Glance

DallasMetricRound RockDifference
105Cost of Living Index98-6.7%
$370,000Median Home Price$410,000+10.8%
$1,275Median Monthly Rent$1,650+29.4%
$69,400Median Household Income$95,800+38.0%
1.8%Property Tax Rate2.0%+11.1%
3.8%Unemployment Rate3.1%-18.4%
28 minAverage Commute26 min-7.1%
34.8Median Age34.2-1.7%
7,760,000Metro Population140,000-98.2%

Data sourced from Census Bureau, BLS, Zillow, and ApartmentAdvisor (2024-2025). COL Index: 100 = national average.

Housing Comparison: Dallas vs Round Rock

Monthly mortgage assumes 6.5% interest, 30-year fixed, 20.0%down payment. PITI includes principal, interest, property tax, and homeowner's insurance.

Dallas

Median Home Price$370,000
Down Payment (20.0%)$74,000
Loan Amount$296,000
Principal & Interest$1,871/mo
Property Tax$555/mo
Insurance$108/mo
Monthly PITI$2,534/mo

Round Rock

Median Home Price$410,000
Down Payment (20.0%)$82,000
Loan Amount$328,000
Principal & Interest$2,073/mo
Property Tax$683/mo
Insurance$120/mo
Monthly PITI$2,876/mo

Rent & Affordability Ratios

Median Monthly Rent$1,275 vs $1,650 (+$375/mo)
Annual Rent Difference$4,500/yr more in Round Rock
Home Price-to-Income Ratio5.3x (Dallas) vs 4.3x (Round Rock)
Years to Save 20% Down (15% savings rate)7.1 yrs (Dallas) vs 5.7 yrs (Round Rock)

Buying a home in Dallas costs $2,534/month (PITI) compared to $2,876/month in Round Rock — a difference of $342/month or $4,104/year. The price-to-income ratio is 5.3x in Dallas versus 4.3x in Round Rock, suggesting Round Rock is relatively more affordable for homebuyers relative to local incomes. At a 15% savings rate, it takes 7.1 years to save a down payment in Dallas compared to 5.7 years in Round Rock.

Tax Comparison: Dallas vs Round Rock

Estimated on each city's median household income, single filer, standard deduction, 2025 rates.

Tax CategoryDallasRound Rock
Gross Income$69,400$95,800
State Income TaxNoneNone
Federal Income Tax$6,717$12,525
FICA (SS + Medicare)$5,309$7,329
Property Tax (on median home)$6,660/yr$8,200/yr
State Sales Tax Rate6.3%6.3%
Total Tax Burden$12,026 (17.3%)$19,854 (20.7%)
Take-Home Pay$57,374$75,946

Texas has no state income tax, giving Dallas residents a significant tax advantage. On median household income, total taxes (federal + state + FICA) come to $12,026 in Dallas (17.3% effective) versus $19,854 in Round Rock (20.7% effective). After taxes, take-home pay is $57,374 in Dallas and $75,946 in Round Rock. Property taxes add $6,660/year on the median Dallas home versus $8,200/year in Round Rock.

Salary Equivalence: What Your Income Is Worth

A $69,400 salary in Dallas equals
$64,773
in Round Rock
A $95,800 salary in Round Rock equals
$102,643
in Dallas

These figures adjust for cost of living using the formula: adjusted = salary × (COL_destination / COL_origin). If you earn $69,400 in Dallas (COL 105) and relocate to Round Rock (COL 98), you would need $64,773 to maintain the same purchasing power. This means you can take a pay cut of $4,627 and still maintain your lifestyle in Round Rock.

Quality of Life: Dallas vs Round Rock

Average Commute
28 min
Dallas
26 min
Round Rock
2 min longer in Dallas
Unemployment Rate
3.8%
Dallas
3.1%
Round Rock
Round Rock lower
Metro Population
7.8M
Dallas
0.1M
Round Rock
Dallas is 55.4x larger

Beyond costs, quality of life matters. The average commute in Dallas is 28 minutes versus 26 minutes in Round Rock, a difference of 2 minutes each way. Round Rock's lower unemployment rate of 3.1% versus 3.8% suggests a stronger job market. Dallas skews slightly older with a median age of 34.8 vs 34.2 in Round Rock.

Other Cost of Living Comparisons

Dallas vs New YorkCOL 105 vs 187Dallas vs Los AngelesCOL 105 vs 173Chicago vs DallasCOL 114 vs 105New York vs Round RockCOL 187 vs 98Los Angeles vs Round RockCOL 173 vs 98Chicago vs Round RockCOL 114 vs 98

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Frequently Asked Questions

Is Dallas or Round Rock more expensive?

Dallas is 6.7% more expensive than Round Rock overall. Dallas has a cost of living index of 105 compared to 98 for Round Rock (national average = 100). The biggest difference is housing: the median home costs $370,000 in Dallas vs $410,000 in Round Rock.

How much more does housing cost in Dallas vs Round Rock?

The median home price in Dallas is $370,000, which is $40,000 more than Round Rock's median of $410,000. Monthly rent follows a similar pattern: $1,275/month in Dallas vs $1,650/month in Round Rock, a difference of $375/month or $4,500/year.

What salary do I need in Round Rock to match my Dallas income?

To maintain the same standard of living, a $69,400 salary in Dallas is equivalent to $64,773 in Round Rock. This is based on the cost of living index ratio: Dallas's COL index of 105 vs Round Rock's 98. Conversely, $95,800 in Round Rock equals $102,643 in Dallas.

Which city has lower taxes, Dallas or Round Rock?

On a median household income, the combined federal, state, and FICA tax burden is $12,026 (17.3% effective rate) in Dallas vs $19,854 (20.7% effective rate) in Round Rock. Property taxes on the median home are $6,660/year in Dallas (1.8% rate) vs $8,200/year in Round Rock (2.0% rate). Sales tax rates are 6.3% in Texas and 6.3% in Texas.

What is the median household income in Dallas and Round Rock?

Dallas median household income: $69,400/yr. Round Rock median household income: $95,800/yr (Census ACS).

How does rent compare in Dallas vs Round Rock?

Median monthly rent: $1,275 in Dallas vs $1,650 in Round Rock. Annualized that is $15,300 vs $19,800.

Which city is better for remote workers, Dallas or Round Rock?

Round Rock offers a lower cost of living (index 98 vs 105), which lets remote-workers keeping a coastal salary stretch further. Dallas typically wins on amenities and labor-market depth.

Where does the data on this comparison come from?

Dallas and Round Rock numbers are pulled from Zillow ZHVI/ZORI (home values, rent), the U.S. Census Bureau ACS (income, demographics), and BEA RPP (cost-of-living index). Each value is timestamped on the page.

How often is this Dallas vs Round Rock comparison updated?

Source feeds (Zillow, Freddie Mac PMMS, Census ACS, BEA RPP) are refreshed on their native cadence. Page caches revalidate every 24 hours via Next.js ISR.

Does this comparison replace tax or financial advice?

No. The Dallas vs Round Rock cost-of-living page is educational reference using public data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for material decisions.

Explore More

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Sources & Citations

  1. Zillow Research — ZHVI (home values) & ZORI (observed rent index) — zillow.com/research/data
  2. U.S. Census Bureau — American Community Survey (ACS) 5-year estimates — census.gov/acs
  3. Bureau of Economic Analysis — Regional Price Parities by state and MSA — bea.gov/rpp
  4. Tax Foundation — effective state and local tax rates — taxfoundation.org
  5. Freddie Mac PMMS — weekly national average mortgage rates — freddiemac.com/pmms
  6. Internal Revenue Service — federal income tax brackets and standard deduction — irs.gov
  7. U.S. Bureau of Labor Statistics — unemployment and wage statistics — bls.gov
Methodology & Assumptions

Home prices use Zillow Home Value Index (ZHVI)[1]; rents use Zillow Observed Rent Index (ZORI)[1]. Median household income comes from the Census ACS 5-year estimates[2].

COL indices use the BEA Regional Price Parity methodology[3], normalized so 100 = national average.

Property tax rates are effective rates from the Tax Foundation[4], expressed as % of owner-occupied home value. Mortgage estimates assume 6.5% fixed rate[5], 30-year term, 20.0% down, $1,800/yr homeowners insurance.

Federal tax calculations[6] assume single filer, standard deduction. State tax uses the top marginal rate times taxable income after the state standard deduction. FICA = 6.2% Social Security (up to wage base) + 1.45% Medicare.

Salary equivalence uses adjusted = salary × (COL_destination / COL_origin). This captures cost-of-living shift but not state income tax differences.

Unemployment figures are the most recent monthly MSA-level readings from the BLS LAUS series[7].

Last reviewed is computed from the maximum retrievedAt across every source this page consumes.

City data from Census Bureau[2], BLS[7], and Zillow[1] (2024-2025). Tax calculations use 2025 IRS rates[6], single filer, standard deduction. Mortgage estimates assume 6.5% PMMS rate[5], 30-year term, 20.0% down. COL Index: 100 = national average[3]. Last reviewed 2026-04-19.