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Boston vs. Charleston

Boston, MA  ·  Charleston, SC

TL;DR

Boston cost-of-living index is 162 vs 113 for Charleston (US = 100). Median home: $680,000 vs $430,000. Median rent: $2,750/mo vs $1,917/mo.

Source: Zillow ZHVI/ZORI · Census ACS, 2026-06-13

Charleston is 30% cheaper than Boston overall.

Written by Jere Salmisto, Founder & Quantitative Systems Builder, CalcFi·Reviewed by CalcFi Editorial·Last reviewed 2026-06-13

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Home Price

MA: $680,000

SC: $430,000

Monthly Rent

MA: $2,750/mo

SC: $1,917/mo

COL Index

MA: 162

SC: 113

Median Income

MA: $89,400

SC: $72,000

Side-by-Side Comparison

Metric
Boston
Charleston
Lower / Higher

Median Home Price

$680,000
$430,000
↓Charleston

Monthly Rent (Median)

$2,750/mo
$1,917/mo
↓Charleston

Median Household Income

$89,400
$72,000
↓Boston

Property Tax Rate

1.06%
0.58%
↓Charleston

Cost of Living Index

100 = national average

162
113
↓Charleston

Avg. Commute

32 min
26 min
↓Charleston

Unemployment Rate

3.3%
3%
↓Charleston

Median Age

32.6 yrs
37.5 yrs
↓Charleston

What This Means For You

Headline insight

Buying Power

A $100,000 salary in Boston has the same purchasing power as $69,753 in Charleston— based on each city's cost of living index.

Housing

Homes in Charleston cost 37% more (-$250,000 extra). Expect a larger mortgage and down payment.

Renting

Renting in Charleston saves $833/month — $9,996 per year. Median rent: $2,750/mo in Boston vs $1,917/mo in Charleston.

Property Taxes

On a median-priced home, Boston owners pay roughly $7,208/year vs $2,494/year in Charleston. That's a $4,714 annual difference.

Local Earnings

Median household income is $89,400 in Boston and $72,000 in Charleston. Charleston residents earn 19% more — but factor in cost of living.

Daily Commute

Average commute is 32 minutes in Boston vs 26 minutes in Charleston. Over a year, that's 3000 extra minutes (50 hours) of commuting in Boston.

Salary Equivalence

To maintain the same lifestyle when moving from Boston to Charleston, here's the salary you'd need:

Salary in BostonEquivalent in CharlestonDifference
$50,000$34,877-$15,123
$75,000$52,315-$22,685
$100,000$69,753-$30,247
$150,000$104,630-$45,370
$200,000$139,506-$60,494

* Calculated using cost of living indices (national average = 100). Does not account for state income tax differences.

Run the Numbers

Mortgage Calculator

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Rent vs Buy

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Cost of Living

Full cost of living comparison tool

Home Appreciation

Project future home value growth

Affordability Calculator

How much home can you afford?

Property Tax Calculator

Estimate taxes in Boston or Charleston

Boston Calculators

→ Mortgage calculator for Boston→ Rent vs buy in Boston

Charleston Calculators

→ Mortgage calculator for Charleston→ Rent vs buy in Charleston

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Boston vs Charleston: Common Questions

Is Boston or Charleston cheaper to live in?

Based on cost of living indices, Charleston is cheaper overall. Boston has a COL index of 162 while Charleston scores 113 (national average = 100).

How do home prices compare between Boston and Charleston?

The median home price in Boston is $680,000 vs $430,000 in Charleston — a difference of $250,000 (37%).

What salary do I need in Charleston to match my Boston income?

Use the salary equivalence table above. For example, a $100K salary in Boston is equivalent to $69,753 in Charleston in terms of purchasing power.

Which city has lower property taxes?

Charleston has a lower property tax rate (0.58% vs 1.06%). On a median-priced home, that means paying $2,494/year vs $7,208/year.

How does rent compare in Boston vs Charleston?

Median monthly rent: $2,750 in Boston vs $1,917 in Charleston. Annualized: $33,000 vs $23,004.

What is the median household income in each city?

Boston: $89,400/yr. Charleston: $72,000/yr (Census ACS).

Which city is better for remote workers?

Lower-cost Charleston typically lets remote-workers keeping a coastal salary stretch further. Higher-cost cities usually win on amenities and labor-market depth.

Where does the data on this comparison come from?

Numbers are pulled from Zillow ZHVI/ZORI (home values, rent), the U.S. Census Bureau ACS (income), and BEA RPP (cost-of-living index). Each value is timestamped on the page.

How often is this comparison updated?

Source feeds refresh on their native cadence — hourly for mortgage rates, monthly for ZHVI/ZORI, annually for ACS. Page caches revalidate every 24 hours via Next.js ISR.

Does this comparison replace tax or financial advice?

No. This page is educational reference using public data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for material decisions.

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Sources & Citations

  1. Zillow Research — Zillow Home Value Index (ZHVI) and Observed Rent Index (ZORI) — zillow.com/research/data
  2. U.S. Census Bureau — American Community Survey (ACS) 5-year estimates for median household income, median age, commute time — census.gov/acs
  3. Bureau of Economic Analysis — Regional Price Parities (RPP) by state and metro — bea.gov/rpp
  4. Tax Foundation — effective property tax rates and state tax rates — taxfoundation.org
  5. U.S. Bureau of Labor Statistics — unemployment rates and regional CPI — bls.gov
  6. Council for Community and Economic Research (C2ER) — Cost of Living Index — coli.org
Methodology & Assumptions

City-level metrics (median home price, median rent, median household income, property tax rate, COL index, commute, unemployment, median age) are sourced from Zillow ZHVI/ZORI[1], Census ACS 5-year estimates[2], BEA Regional Price Parities[3], Tax Foundation[4], and BLS Local Area Unemployment Statistics[5].

The Cost of Living Index uses 100 = national average (C2ER methodology[6]): values above 100 indicate a city is more expensive than the national average, below 100 less expensive.

Salary equivalence uses the ratio adjustedSalary = salary × (colDestination / colOrigin). This accounts for cost-of-living differences but does not model state income tax variation, which can be significant.

Annual property tax is computed as medianHomePrice × propertyTaxRate. Actual assessed value may differ from sale price. Effective rates vary within a metro; these are metro-wide medians.

Commute-hours calculations assume 250 working days/year and a round-trip commute. "Tied" in the comparison table means values within ±1% of each other.

Last reviewed reflects the maximum retrievedAt timestamp across every sourced dataset feeding this page. When any source refreshes, the next ISR revalidation (every 24 hours) picks the new date.

Cost of living data sourced from [6] C2ER, [2] U.S. Census Bureau, and [1] Zillow Research. Tax rates from [4] Tax Foundation. Last reviewed 2026-06-13.