ZIP 78642
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12-month history
Last updated: October 17, 2026
What the numbers show
Rent in ZIP 78642 is 3.1% below its high of $2,354 in July 2022, at $2,281 as of September 2026.
Rent in ZIP 78642 changed +1.5% over the year to September 2026. Across the 629 Texas ZIP codes Zillow tracks, the typical change was +1.2%.
Rent has risen 3 months in a row, and rose in 6 of the last 12 months.
30% of the median household income ($132,958) is $3,324 a month. That covers HUD's Fair Market Rent for up to a 4-bedroom ($2,600).
ZIP 78605, 8 miles away, rents for 29% less ($1,625/mo), about $7,900 a year in savings.
From Zillow's monthly rent index (ZORI) for ZIP 78642. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.
Who lives here
ZIP 78642 (Liberty Hill, TX) is majority owner-occupied, has a large share of families with children, has a median income above the national average, 44.5% of residents hold a bachelor's degree or higher.
Source: U.S. Census Bureau · ACS 2024 5-Year Estimates
How ZIP 78642 in Liberty Hill, TX has changed in 5 years
The median rent in ZIP 78642 in Liberty Hill, TX stood at $2,291 in 2023 and currently runs about $2,281, reflecting a 0.4% decrease over the period. Census figures show median household income at $132,958 today, compared with $109,939 five years earlier. On paper, paychecks moved up faster than rent, which softens the affordability squeeze versus the 2021 baseline. The population has grown by 44.1% since 2021, moving from about 18,347 residents to roughly 26,434. College-educated residents now make up 44.5% of adults here, versus 40.9% in 2021. The combined trend lines point to a market that has changed measurably from where it stood in early 2023.
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Tips for renters in ZIP 78642
Last updated: October 17, 2026
ZIP code 78642 covers Liberty Hill, TX. The median rent here is $2,281/mo as of October 2026. A 1-bedroom rents for a median of $1,490/mo. A 2-bedroom rents for a median of $1,760/mo.
At 21% of local median household income ($132,958/yr), ZIP 78642 ranks as affordable compared to the national benchmark of 30%. Rents have increased 1.5% over the past year.
Frequently asked questions
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How does ZIP 78642 compare to other ZIPs in Texas?
How does ZIP 78642 compare to the rest of Liberty Hill?
At $2,281/mo, rent takes ~21% of ZIP 78642's median household income ($132,958/yr). The standard benchmark is 30%.
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