CALCMONEY // HOME AFFORDABILITY // HI // WAIPAHU
How much house can you afford in Waipahu? Based on local median home prices, current HI mortgage rates, and Waipahu property tax data.
$720,000
$4,254/mo
$182,327/yr
$286,782
Monthly housing costs of $4,254 represent 60.1% of Waipahu's median gross monthly income ($7,083/mo). At 60.1%, median-income buyers in Waipahu are significantly stretched — well above the 28% guideline. A larger down payment or higher income is required.
| Median Home Price | $720,000 |
| Down Payment (20%) | $144,000 |
| Loan Amount | $576,000 |
| Monthly PI Payment | $3,774 |
| Monthly Property Tax | $180 |
| Monthly Insurance Est. | $300 |
| Total Monthly PITI | $4,254 |
| Housing Cost % of Income | 60.1% |
| Required Income (28% rule) | $182,327/yr |
| Max Affordable Home | $286,782 |
$25,200
$5,525/mo
Waipahu Home Affordability Quick Reference 2026
| Metric | Value | Notes |
|---|---|---|
| Median Home Price | $720,000 | Waipahu city median |
| Down Payment (20%) | $144,000 | Conventional loan |
| Monthly PITI | $4,254 | 6.85% rate, 30yr fixed |
| Required Income (28% rule) | $182,327 | Annual gross |
| Max Affordable Home | $286,782 | Based on median income |
| FHA Down (3.5%) | $25,200 | Minimum FHA |
| Housing Cost % of Income | 60.1% | Median income: $85,000/yr |
| Property Tax Rate | 0.3% | $2,160/yr on median home |
Monthly PITI includes principal, interest, property tax, and homeowners insurance. Estimates only.
The median home price in Waipahu is $720,000, with a local 30-year mortgage rate of 6.85%. A buyer putting 20% down carries a loan of $576,000, generating a monthly P&I payment of $3,774. Adding property taxes ($180/mo) and homeowners insurance ($300/mo) brings total monthly PITI to $4,254.
Waipahu's property tax rate of 0.3% is among the lower rates in the country, which improves overall affordability by keeping total PITI closer to the principal and interest payment alone. On the Waipahu median home, that is $180/month, or $2,160 per year.
Hawaii levies a state income tax, which affects take-home pay and effective buying power. High-income earners in Waipahu should factor state tax liability into their overall housing budget — mortgage interest may be deductible on both federal and state returns.
Using the 28% rule, a household earning Waipahu's median income of $85,000/year can afford up to $1,983/month in total housing costs. Based on Waipahu's mortgage rate of 6.85% and property tax rate of 0.3%, that translates to a maximum affordable home price of approximately $286,782 with 20% down on a 30-year loan.
To afford the median Waipahu home priced at $720,000, you need an annual gross income of approximately $182,327. Total monthly housing costs (principal and interest of $3,774, property taxes of $180, and insurance of $300) come to $4,254/month, which equals 28% of the required income.
At the median home price of $720,000 and median household income of $85,000, the total monthly housing cost of $4,254 represents 60.1% of gross monthly income. This is well above the standard 28% threshold, making Waipahu a challenging market for buyers at median income.
A conventional 20% down payment on the median Waipahu home of $720,000 is $144,000. An FHA loan requires just 3.5% down — $25,200 — but adds mortgage insurance of roughly $492/month, bringing total FHA payments to $5,525/month.