Last updated
Average Rent in Diamond Head / Kapahulu / St. Louis Heights & Rent Trends
Rent prices and market trends across 2 apartment communities in Diamond Head / Kapahulu / St. Louis Heights, Honolulu, HI. Updated daily.
Market Average
$3,775/mo
▲ +1.6% from last month
Lowest Available
$3,300/mo
cheapest unit on market
Communities
2
tracked daily
Units Listed
26
available now
Diamond Head / Kapahulu / St. Louis Heights vs Honolulu, HI Average
Diamond Head / Kapahulu / St. Louis Heights is cheaper the Honolulu, HI average by $88/mo (2%). The citywide average is $3,863/mo across all neighborhoods.
Is Rent Going Up or Down in Diamond Head / Kapahulu / St. Louis Heights?
As of May 2026, the average rent in Diamond Head / Kapahulu / St. Louis Heights is $3,775 per month across 2 apartment communities and 26 available units. Rents have increased $72 (1.6%) over the past month.
The most affordable option is Hawaii Sands Realty starting at $3,300/mo. By unit type, a 1-bedroom averages $3,775/mo.
Prices range from $3,300 to $4,397 per month. The most common price point is the $3,600 range, where 12 units are currently listed.
Diamond Head / Kapahulu / St. Louis Heights Rent Price History
Rent Price Distribution
Rent by Bedroom Type in Diamond Head / Kapahulu / St. Louis Heights
Rent Prices by Apartment in Diamond Head / Kapahulu / St. Louis Heights
| Property | Starting at | Average | Units | Rating |
|---|---|---|---|---|
| Hawaii Sands Realty | $3,300/mo | $3,300/mo | 1 | 4.9 |
| Lilia Waikiki | $3,552/mo | $3,794/mo | 25 | 4.7 |
Google Search Trends for Diamond Head / Kapahulu / St. Louis Heights Apartments
Search interest for apartments in this area over the past 12 months.
Search Interest Over Time
Frequently Asked Questions About Rent in Diamond Head / Kapahulu / St. Louis Heights
What is the average rent in Diamond Head / Kapahulu / St. Louis Heights?
Is rent going up or down in Diamond Head / Kapahulu / St. Louis Heights?
What is the cheapest apartment in Diamond Head / Kapahulu / St. Louis Heights?
How much is a 1-bedroom apartment in Diamond Head / Kapahulu / St. Louis Heights?
How many apartments are available in Diamond Head / Kapahulu / St. Louis Heights?
What salary do I need to live comfortably in Diamond Head / Kapahulu / St. Louis Heights?
Built on the 25 to 30 percent rent-to-income guideline used by most landlords and credit-scoring models.
Minimum to afford average rent
$151,000/year
30 percent rule -- using our average rent of $3,775/mo.
Comfortable income
$181,000/year
25 percent rule -- leaves more room for savings, transport, and groceries.
To afford the cheapest tracked apartment ($3,300/mo), you need to earn at least $132,000/year.
Median household income in Diamond Head / Kapahulu / St. Louis Heights is $85,428 , about 53% below the comfortable-living threshold.
Cost of living in Diamond Head / Kapahulu / St. Louis Heights
Overall prices in Diamond Head / Kapahulu / St. Louis Heights runs above the national average by about 11% (BEA Regional Price Parity index 111.4, where 100 equals the U.S. average). The breakdown below estimates monthly costs for a single adult, using national consumer-spending baselines from the Bureau of Labor Statistics scaled by Diamond Head / Kapahulu / St. Louis Heights's regional price parities.
| Category | Monthly estimate |
|---|---|
| Rent (market average) | $3,775 |
| Utilities | $617 |
| Groceries | $596 |
| Transportation | $1,470 |
| Healthcare | $717 |
| Other goods and services | $1,147 |
| Estimated total | $8,322/mo |
Population
346,323
Median household income
$85,428
Census median rent
$1,783/mo
Rent as % of income
32.0%
Median age
42.9
Mean commute
22 min
Methodology
Rent data
Sourced directly from each tracked apartment community and refreshed every 24 hours. Every listed unit price on this page is real and listed today.
Cost of living
Estimates combine national consumer-spending baselines from the U.S. Bureau of Labor Statistics (Consumer Expenditure Survey) with the U.S. Bureau of Economic Analysis Regional Price Parities (MARPP dataset). Both are peer-reviewed federal data releases published annually.
Salary to live comfortably
Applies the standard 25 to 30 percent rent-to-income rule on top of the listed rent. This is the same affordability guideline used by most landlords and credit-scoring models.
Demographic figures
Median household income, population, median age, commute time, Census median rent, and rent as percentage of income come from the U.S. Census Bureau's American Community Survey 5-year estimates, the most recent complete release.
Cost of living and demographic figures were last published in 2023.
Explore Diamond Head / Kapahulu / St. Louis Heights Apartments
Browse all 2 communities with daily-updated pricing and availability.