Mortgage Rates in Irmo, South CarolinaMarch 2026

Updated March 2026 | Based on Irmo market data and regional lending conditions

30-Year Fixed
6.68%
15-Year Fixed
5.94%
Median Home Price
$204,000
Est. Monthly Payment
$1,150

Irmo is a growing city in South Carolina with a population of 12,042. The current 30-year fixed mortgage rate in Irmo is 6.68%, which is 0.03% above the national average. With a median home price of $204,000 and a 20% down payment of $40,800, homebuyers can expect a monthly principal and interest payment of approximately $1,051.

Current Mortgage Rates in Irmo, SC

Below are the current average mortgage rates available in the Irmo area as of March 2026. Rates vary by lender, credit score, and loan-to-value ratio. Use our free calculator above to see your personalized estimate.

Loan TypeRateNational AvgDifference
30-Year Fixed6.68%6.65%+0.03%
15-Year Fixed5.94%5.89%+0.05%
5/1 ARM6.21%6.15%+0.06%
FHA6.47%6.25%+0.22%
VA6.22%6.05%+0.17%
Jumbo6.93%6.85%+0.08%

Irmo Housing Market Overview

The Irmo housing market offers relatively affordable housing compared to many major cities. The median household income in Irmo is $53,800, and the cost of living index is 94.1 (national average = 100). Based on the 28% affordability rule, the median income in Irmo is sufficient to afford the median-priced home.

Population
12,042
Median Income
$53,800
Property Tax Rate
0.58%
Cost of Living
94.1
Down Payment (20%)
$40,800
Income Needed
$49,286

Monthly Payment Breakdown for Irmo

Based on the median home price of $204,000 with 20% down ($40,800), here is what you can expect to pay monthly in Irmo:

Principal & Interest (30-yr at 6.68%)$1,051
Property Tax$99
Estimated Insurance$51
Total Estimated Monthly$1,201

15-Year vs. 30-Year Mortgage in Irmo

Choosing a 15-year mortgage in Irmo at 5.94% instead of a 30-year at 6.68% would save you $131,400 in total interest over the life of the loan. However, your monthly payment would be $1,372 instead of $1,051 — an increase of $321 per month.

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Frequently Asked Questions About Mortgages in Irmo

What are the current mortgage rates in Irmo, SC?

As of March 2026, the average 30-year fixed mortgage rate in Irmo, South Carolina is 6.68%, while the 15-year fixed rate is 5.94%. FHA loans average 6.47% and VA loans 6.22%. These rates are 0.03% above the national average of 6.65%.

How much is a monthly mortgage payment in Irmo?

Based on the median home price of $204,000 with 20% down, the estimated monthly mortgage payment in Irmo is $1,051 for principal and interest. Including property taxes of $99/month, the total monthly housing cost is approximately $1,150.

What income do I need to buy a home in Irmo?

Using the 28% rule, you would need an annual income of approximately $49,286 to afford the median-priced home in Irmo at $204,000. The median household income in Irmo is $53,800. The median income is currently sufficient to meet this threshold.

Is Irmo a good place to buy a home in 2026?

Irmo offers a below-average cost of living with a cost of living index of 94.1 (national average = 100). The property tax rate in South Carolina is 0.58%, which is below the national average. Irmo has a population of 12,042 and offers a very affordable lifestyle.

Mortgage Rates in Other South Carolina Cities

Charleston, SC
6.71% | $445,000
Columbia, SC
6.71% | $215,000
Greenville, SC
6.71% | $285,000
North Charleston, SC
6.71% | $275,000
Rock Hill, SC
6.71% | $255,000

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Last updated: March 2026. Rates are approximate averages based on regional lending data for the Irmo, South Carolina area. Individual rates may vary by lender, credit score, loan amount, and other factors. Use our free calculator for a personalized estimate.