Sullivans Island, SC—29482
Real Estate Data & Market Trends
Key Metrics at a Glance
Home Price Trends — Sullivans Island, SC
As of Oct '25, the median home price in Sullivans Island, SC is $4,200,000, with a year-over-year change of 3.2%. This indicates that home prices in Sullivans Island, SC are increasing. According to Zillow, the 1-year price projection is 3.8%, suggesting an increase housing market in the next year.
Cost per Home Type
| Home Type | Median Home Value | YoY % Change |
|---|---|---|
All Homes | $4,200,000 | 3.2% |
| Single Family | $4,342,000 | 3.3% |
| Condos | N/A | N/A |
Cost per Home Size
| Home Size | Median Home Value | YoY % Change |
|---|---|---|
1 Bed | N/A | N/A |
2 Bed | N/A | N/A |
3 Bed | $3,160,000 | 4.8% |
4 Bed | $4,636,000 | 2.8% |
| 5 Bed | $5,469,000 | 3.2% |
% of Housing Stock
Rental Trends — Sullivans Island, SC
As of July '25, Rentcast reports the average rent in Sullivans Island, SC is $6,950, with a year-over-year rent change of 12.8%. Per bedroom, the median rent as of July '25 in Sullivans Island, SC is 3-bedrooms: $8,000. The most common rental property sizes in Sullivans Island, SC are 4-bedroom and 2-bedroom, accounting for 43.7% and 35.7% of the rental stock.
| Type | Median Rent | Average Rent |
|---|---|---|
| Average Rent | $5,900 | $6,950 |
| Studio Rent | N/A | N/A |
| 1 Bed Rent | N/A | N/A |
| 2 Bed Rent | N/A | N/A |
| 3 Bed Rent | $8,000 | $8,000 |
| 4 Bed Rent | N/A | N/A |
% of Rental Stock
Property Listings — Sullivans Island, SC
As of Oct '25, Realtor.com reports that the median days on market for a home in Sullivans Island, SC is 78. This is a increase of 71.0% from last year, suggesting that homes are sitting on the market longer than last year. The percentage of listed homes with a reduced price is 8.0%, representing a small inventory and little supply pressure on home prices.
| Metric | Zip Code Average | Year over Year % Change |
|---|---|---|
Median Listing Price | $5,180,000 | -5.0% |
Listing Count | 26 | -10.0% |
| Listings as % of Homes | 1.9% | -10.0% |
Days on Market | 78 | 71.0% |
Demographics — Sullivans Island, SC
As of the latest ACS Survey released in 2023, Sullivans Island, SC has a population of 2,130, which has remained stable by -1.0% over the past 5 years. Sullivans Island, SC is a moderately popular place for families, as children make up 17.5% of the population. The area has a highly educated workforce, with 87.2% of adult residents holding a bachelor’s degree or higher. There are some residents working remotely, with 11.1% reporting working from home.
| Metric | Latest Census | YoY % Change |
|---|---|---|
Population | 2,130 | -1.0% |
% Under 18 | 17.5% | -18.2% |
% Seniors | 26.7% | 42.8% |
% WFH | 11.1% | -15.3% |
% w/ College Degree | 87.2% | 9.3% |
As of the latest ACS Survey released in 2023, Sullivans Island, SC is a predominantly white area, with 97.0% of the population identifying as white. The white population has grown by 1.8% in the last 5 years. The second most common race or ethnicity in Sullivans Island, SC is hispanic, making up 2.1% of the population. Foreign-born residents account for 2.9% of the population in Sullivans Island, SC, and this percentage has decreased by 39.6% as of the ACS Survey 5 years prior, suggesting fewer immigrants are calling the area home.
Race and Ethnicity
| Metric | Latest Census | 5-Year % Change |
|---|---|---|
% White | 97.0% | 1.8% |
% Black | 0.0% | -100.0% |
% Hispanic | 2.1% | -12.5% |
% Asian | 0.4% | -63.6% |
% Foreign Born | 2.9% | -39.6% |
Mortgage and Risk — Sullivans Island, SC
According to HUD data as of 2023, there were 36 mortgage originations in Sullivans Island, SC, of which 100.0% of loans were conventional mortgages. The average loan-to-value was 45.0%, with 6.0% above 90% LTV (normal). This implies small mortgage risk in Sullivans Island, SC. Investor activity is low, as 3.0% of loans were by investors. 11.0% of loans were cash-out refinances, suggesting many homeowners are tapping equity.
Mortgages
| Metric | Zip Code Average |
|---|---|
Total Loan Originations | 36 |
% Conventional Loans | 100.0% |
% Government Loans | 0.0% |
% Investor Loans | 3.0% |
% Second Loans | 17.0% |
% Cash Out Refinance | 11.0% |
Loan Activity
Rentals and Section 8 — Sullivans Island, SC
Sullivans Island, SC lacks sufficient Section 8 program data for analysis.
Section 8 Market Size
Total Units under HUD | N/A |
Total Units Section 8 | N/A |
% Rentals under Section 8 | N/A |
% Occupied Section 8 | N/A |
Section 8 Opportunity
| Home Size | HUD Premium | Market Rent | Max HUD Rent |
|---|---|---|---|
| 1 Bedroom | N/A | N/A | $2,250 |
| 2 Bedroom | N/A | N/A | $2,490 |
| 3 Bedroom | -$4,920 | $8,000 | $3,080 |
| 4 Bedroom | N/A | N/A | $3,630 |
Affordability — Sullivans Island, SC
Home Price to Income Ratio
| Metric | Zip Code Average |
|---|---|
| Home Price to Income Ratio | 19.6 |
| Median Home Price | $4,200,000 |
| Median Household Income | $180,000 |