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Mortgage Calculator &
Closing Costs: Charleston, SC

Mortgage payment estimates, closing cost breakdowns, and homebuying data for Charleston, South Carolina.

Median Home Price
$435K
Population
150K
Avg Monthly Rent
$1,750
Property Tax Rate
0.57% *
* Property tax shown is the South Carolina state average effective rate. Actual rates vary by county, city, and school district — check with your local assessor for exact rates in Charleston.
Charleston vs South Carolina Median
The median home price in Charleston is $435,000, which is 43% above the South Carolina state median of $305,000.

Mortgage Calculator — Charleston, SC

Pre-filled with Charleston median home price and South Carolina tax/insurance rates. Adjust for your property.

$
$87,000
%
%
years
SC avg
%
$
Monthly Payment (PITI)
$2,623
Principal + Interest + Tax + Insurance + PMI
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Principal & Interest
$2,200
per month
Taxes & Insurance
$424
per month
Total Interest Paid
$444K
over 30 years
Total Loan Cost
$792K
all payments
Payment Breakdown
Loan Amount$348,000
Principal & Interest$2,200
Property Taxes$207
Homeowners Insurance$217
Total Monthly PITI$2,623

Closing Costs — Charleston, SC

Estimated closing costs based on South Carolina rates and fees applied to Charleston prices.

$
%
South Carolina: Avg closing costs 1.3% of price. Transfer tax: 0.37%.
Estimated Closing Costs
$14,110
3.2% of purchase price
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Lender Fees
$3,557
origination, underwriting
Third-Party
$3,625
appraisal, title, inspection
Government Fees
$1,610
transfer taxes, recording
Prepaids + Escrow
$5,319
taxes, insurance, interest
Itemized Costs
Loan Origination (0.8%)$3,132
Underwriting Fee$350
Credit Report$75
Appraisal$550
Home Inspection$450
Title Search + Insurance$2,475
Recording Fee$150
Transfer Tax$1,610
Prepaid Taxes (3 mo)$620
Prepaid Insurance (12 mo)$2,600
Prepaid Interest (15 days)$1,046
Escrow Reserves$1,053
Total Closing Costs$14,110

Monthly Payment Scenarios — Charleston

Three down payment scenarios for a $435K home using South Carolina's 0.57% tax rate and $2,600/yr insurance.

5% Down
$3,276/mo
Down: $21,750
Loan: $413K
P&I: $2,612
Tax: $207
Insurance: $217
PMI: $241
10% Down
$3,126/mo
Down: $43,500
Loan: $392K
P&I: $2,475
Tax: $207
Insurance: $217
PMI: $228
20% Down (No PMI)
$2,623/mo
Down: $87,000
Loan: $348K
P&I: $2,200
Tax: $207
Insurance: $217

Income needed (28% rule): $112K/year with 20% down, $134K/year with 10% down.

Rent vs Buy in Charleston

Rent
$1,750/mo
vs
Buy (10% down)
$3,126/mo
Price-to-rent ratio: 20.7At a ratio above 20, renting may be more economical in Charleston for shorter stays. Buying costs $1,376 more per month than renting, and it typically takes 5-7 years to break even on the transaction costs of buying.

Run a detailed Rent vs Buy analysis →

Buying a Home in Charleston, South Carolina

The median home price in Charleston is $435,000, 43% above the South Carolina state median of $305,000. With a population of 150,227, Charleston is a mid-size city where home prices reflect strong demand and local economic factors.

Property taxes in South Carolina average 0.57% annually. This low property tax rate is a significant advantage for Charleston buyers, keeping your monthly costs well below what you'd pay in higher-tax states. Homeowners insurance in South Carolina runs approximately $2,600 per year. This is within the normal range nationally.

Average rent in Charleston is $1,750/month. With a price-to-rent ratio above 20, renting could be more economical in the short term — use our Rent vs Buy calculator to model your specific timeline.

Charleston is a higher-cost market. At $435K median, buyers need significant savings or strong income. Down payment assistance through South Carolina's SC Housing Palmetto Home program becomes especially important.

Run a Rent vs Buy analysis
Compare total costs of renting vs buying in Charleston.
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