Cost of Living in Diamond Bar, CA
Population 53,750 · California · Data vintage 2023
(100 = US avg)
Housing in Diamond Bar sits 184% above the national median — $867,000 for the typical home — but median household incomes near $106,602 (43% above the US figure) soften the blow that similar pricing creates in lower-wage metros.
Geographically, Diamond Bar sits roughly 5 miles southwest of Pomona. Median home values run roughly 52% higher than Pomona's $570,000.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in Diamond Bar
The median home value in Diamond Bar is $867,000 — 184% above the national median of $305,000. Median rent runs $2,422/month, 84% higher than the national median of $1,314/month. The median household income of $106,602/year is 43% higher than the US median of $74,580. The local unemployment rate is 5.1%, above the national average of 4.8%. California's top state income tax rate is 13.3% and the combined sales tax is 8.7%. Overall, Diamond Bar has a cost of living index of 244 versus the US average of 100, meaning it is 144% more expensive.
🏠 Housing
HUD Fair Market Rents by Bedroom
💰 Estimated Monthly Budget
Estimates based on median data and national averages. Actual costs vary.
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
💨 Air Quality
EPA AQS 2023 — county-level monitoring data
Frequently Asked Questions
What is the cost of living in Diamond Bar, CA?
Diamond Bar has a cost index of 244 (100 = national average). It is 144% above the national average.
What is average rent in Diamond Bar, CA?
The median gross rent in Diamond Bar is $2,422 per month based on 2023 Census data.
What is the average home price in Diamond Bar?
The median home value in Diamond Bar is $867,000 according to Zillow and Census data.
What is the median income in Diamond Bar?
The median household income in Diamond Bar is $106,602 per year (2023 ACS 5-year estimates).
What is the sales tax in Diamond Bar, CA?
The combined state and local sales tax rate in Diamond Bar is 8.7%. The California state income tax top rate is 13.3%.
Is Diamond Bar, CA affordable?
Diamond Bar is above average in cost of living, with an index of 244 — about 144% higher than the national average.
Diamond Bar at a Glance
- Population
- 53,750
- Median Income
- $106,602
- Home Value
- $867,000
- Median Rent
- $2,422/mo
- Unemployment
- 5.1%
- Sales Tax
- 8.7%
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California Rankings
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