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Cap Rate Analysis: Idaho Falls, ID

Investment metrics, interactive calculators, and data-driven analysis for Idaho Falls rental properties.

Challenging for pure cash flow
Based on $310,000 median price and $1,320/mo median rent
Est. Cap Rate
3.44%
1% Rule
0.43%
Fails
GRM
19.6x
Price / Income
5.9x

Market Data

Median Home Price$310,000
Median Monthly Rent$1,320
Property Tax Rate0.64%
Population67,000
Population Growth1.8% / yr
Median Household Income$52,400
Vacancy Rate4.5%
Annual Appreciation2.5%

Cap Rate Calculator — Idaho Falls

Pre-filled with Idaho Falls medians. Adjust to match a specific property.

Property Details
$
$
3–8% typical
%
Monthly Expenses
0.64% rate
$
$
8–10% of rent
$
8–12% of rent
$
Cap Rate
2.92%Low
Net Operating Income ÷ Purchase Price
NOI / Year
$9,055
net operating income
Gross Rent Multiplier
19.6x
High (>15)
1% Rule
0.43%
✗ Fails
Monthly Cash Flow
$755
before debt service
Annual Breakdown
Gross Rental Income$15,840
Less Vacancy−$713
Effective Income$15,127
Less Operating Expenses−$6,072
Net Operating Income$9,055

Cash-on-Cash Return — Idaho Falls

Factor in financing to see your actual return on invested capital in Idaho Falls.

$
$77,500
%
%
years
$
taxes + ins + maint + mgmt
$
$
Cash-on-Cash Return
-10.36%Weak
Annual Cash Flow ÷ Total Cash Invested
Total Cash Invested
$86,800
$77,500 down + $9,300 closing
Monthly Mortgage
$1,516
on $233K loan
Monthly Cash Flow
$-750
after all expenses
Annual Cash Flow
$-8,997
before taxes
Cash Flow Breakdown
Monthly Rent$1,320
Less Expenses−$554
Less Mortgage−$1,516
Monthly Cash Flow$-750

Is Idaho Falls a Good Place to Invest in Rental Property?

Idaho Falls, ID has a population of 67,000 and has been growing at 1.8% annually — above the national average, suggesting steady demand pressure on housing. The median home price of $310,000 paired with median rents of $1,320/mo produces an estimated cap rate of 3.44%.

Property taxes at 0.64% are well below the national average of ~1.1%, providing a meaningful cash flow advantage many investors overlook. The vacancy rate of 4.5% is impressively low, indicating tight rental supply and strong tenant demand — favorable for landlords.

At a price-to-income ratio of 5.9x, homes cost about 5.9 times the local median income of $52,400. This moderate ratio indicates a balanced rent-vs-buy market. Home values have appreciated at roughly 2.5% annually. Steady appreciation means total returns will be primarily cash flow-driven — the more sustainable model for long-term wealth building.

Bottom line: At current median prices, Idaho Falls is challenging for pure cash flow investing. Consider BRRRR strategies with below-market purchases, or look at neighboring metros with stronger price-to-rent ratios.

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