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Family home budget

What a $725k family home budget means in Houston

41% salary-only — only for a true unicorn, AND only out of MUD/AE flood, AND keeps $50k post-close reserve

A $725k Houston family home budget translates to $6,220 all-in (41% of salary-only take-home). This page surfaces the full affordability math from the sample report.

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Last updated Methodology
Budget posture

Hard ceiling

Target price

$725k

Total monthly

$6,220

Salary-only stress

41%

Monthly cost stress test

Houston home prices and monthly cost at each tier

Home priceDown paymentMortgage P&ITax + ins + maintTotal monthly% with bonus% salary-only
$575k$115k (20%)$3,061$1,820$4,88127%32%
$650k$130k (20%)$3,460$2,090$5,55031%37%
$725k$145k (20%)$3,860$2,360$6,22035%41%
$650k (10% down)$65k + PMI$3,892$2,090 + $245 PMI$6,22735%41%
Liquid pool

Down payment sources for a $725k home

  • Cash + taxable brokerage: $200,000 (Yes)
  • Retirement (401k/IRA): (No (don’t touch))
  • Family gift: $0 ()
  • Home equity (current): $0 (renting) ()
Take-home math

Income to take-home for the sample family

  • Gross HHI$380,000
  • Federal tax (~26% eff.)-$98,800
  • State tax (TX)$0
  • FICA / Medicare (~5%)-$19,000
  • 401k contributions (both)-$46,000
  • Net take-home~$216,200/yr ($18,000/mo)
Interest-rate sensitivity

What a 50bp rate move does to a $650,000 home

RateMonthly P&ITotal monthlyΔ from base
6.25%$3,202$5,292-$258/mo
6.75%$3,460$5,550base
7.25%$3,725$5,815+$265/mo
Property tax mechanics

Texas (Harris & Fort Bend counties) property tax for a $725k home

Estimated annual tax: $14,300-$17,550 on $650k (2.2-2.7% effective; Katy MUD areas higher).

  • No state income tax — but property tax effective rate runs 2.2-2.7% all-in (school + county + MUD + city), among the highest in the country.
  • Homestead exemption: file with HCAD/FBCAD by April 30 of the year after closing. Caps assessed value increases at 10%/yr and shaves ~$100k off school-district taxable value (Texas raised the homestead cap to $100k in 2023).
  • MUD taxes (Municipal Utility Districts) add 0.5-1.0% on top in Katy, Cypress, and most master-planned communities outside Houston city limits. Always ask: ‘Is this in a MUD? What’s the rate? When does the bond mature?’
  • Over-65 freeze (not relevant now, but: school taxes freeze at age 65 — useful for Riya’s parents’ planning).
  • Protest your appraisal every year. HCAD over-assesses; protests succeed ~60% of the time and save $500-$2,000/yr.
  • Texas’s ‘no state income tax’ marketing is real, but for owner-occupiers, the property tax claws most of it back. Net-net Texas is still tax-favorable on high incomes — just not as much as headlines suggest.
Buying discipline

Budget rules for a $725k Houston home

  • Never bid above $725k. Salary-only DTI at 41% is the line.
  • Keep at least $50k liquid post-close. With three kids and hurricane season, no exceptions.
  • Reject any property in FEMA AE, VE, or X-shaded (500-yr) zones — even if priced well.
  • Reject any property that flooded in Harvey, Imelda, Tax Day, or Memorial Day — pull HCAD repair history and ask the seller in writing.
  • Plan for the 6.75% rate we lock, not a refinance fantasy.
  • Texas property tax is brutal: 2.2-2.7% effective. Always size to the all-in monthly, not the P&I.
Frequently asked

$725k Houston family home budget questions

What's the total monthly cost of a $725k home in Houston?

From the sample report's stress test: down payment $145k (20%), mortgage P&I $3,860, taxes/insurance/maintenance $2,360, total monthly $6,220. That's 41% of salary-only take-home and 35% including bonus.

Which Houston neighborhoods fit a $725k budget?

Top picks at this budget from the sample report: Spring Branch (Memorial HS feeder, north of I-10), Cinco Ranch (Katy ISD), Energy Corridor / Nottingham Forest (SBISD west). Each links to a full neighborhood guide with school pipeline, sold comps, and commute reality.

How does property tax affect a $725k home in Texas (Harris & Fort Bend counties)?

Texas (Harris & Fort Bend counties) property tax mechanics: estimated annual tax $14,300-$17,550 on $650k (2.2-2.7% effective; Katy MUD areas higher). Key points: No state income tax — but property tax effective rate runs 2.2-2.7% all-in (school + county + MUD + city), among the highest in the country. Homestead exemption: file with HCAD/FBCAD by April 30 of the year after closing. Caps assessed value increases at 10%/yr and shaves ~$100k off school-district taxable value (Texas raised the homestead cap to $100k in 2023). MUD taxes (Municipal Utility Districts) add 0.5-1.0% on top in Katy, Cypress, and most master-planned communities outside Houston city limits. Always ask: ‘Is this in a MUD? What’s the rate? When does the bond mature?’ Over-65 freeze (not relevant now, but: school taxes freeze at age 65 — useful for Riya’s parents’ planning). Protest your appraisal every year. HCAD over-assesses; protests succeed ~60% of the time and save $500-$2,000/yr. Texas’s ‘no state income tax’ marketing is real, but for owner-occupiers, the property tax claws most of it back. Net-net Texas is still tax-favorable on high incomes — just not as much as headlines suggest.

What discipline rules should we follow at this budget?

6 buying-discipline rules from the sample report, including: Never bid above $725k. Salary-only DTI at 41% is the line. Keep at least $50k liquid post-close. With three kids and hurricane season, no exceptions. Reject any property in FEMA AE, VE, or X-shaded (500-yr) zones — even if priced well.

Make the math personal

A budget only matters when it is tied to your income, down payment, commute, and school priorities.

This page uses one sample family profile. A custom report recalculates affordability and neighborhood fit around your actual numbers.

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