CitytisticsShortlist

Seabrook Island, SC vs Siesta Key, FL

Seabrook Island

South Carolina

vs

Siesta Key

Florida

Across 33 directional measures we can compare, Seabrook Island leads on 21 and Siesta Key on 12. Counting measures is not an overall verdict: their importance depends on your priorities. Median rent is 0% higher in Seabrook Island, and so is median household income.

Median gross rent
$3,501$3,501
Seabrook Island is 0% higher
Median household income
$127,500$115,854
Seabrook Island is 10% higher
Median home value
$1,001,400$985,800
Seabrook Island is 2% higher

The Citytistics read

  • After the median rent, with other prices set to the US average, the median household has about $88,000 a year left in Seabrook Island and $76,000 in Siesta Key. Money goes further in Seabrook Island, by about $12,100 a year.
  • A household earning Seabrook Island's median of $127,500 would need about $127,500 in Siesta Key to keep the same money after rent and local prices.
  • Between the 2020 and 2024 surveys, pay outran rent by 1.6 points a year in Seabrook Island, and rent outran pay by 12.6 points a year in Siesta Key.

How these are calculated

FloridaSouth CarolinaSiesta Key, FLSeabrook Island, SCSeabrook IslandSiesta KeySeabrook IslandSiesta Key

Which fits you?

Both start on the Citytistics Index (CTX). Move the sliders to weigh what matters to you and the score becomes your own mix.

Your weights

Top 1 of 1 matching places. Places in the top 1% show their national rank.

#PlaceCTXAffordabilityEconomyEducationSafetyCommuteAmenitiesGrowth
01Siesta Key, FLComposite 41.7 / 100
28
27893n/a437n/a

CTX is the Citytistics Index: better than that share of the places we rate. It tops out at 99, so the top 1% show their national rank (#1 is best). Change any weight to rank on your own mix. How the CTX is built

Every measure

The dots show where each place sits among the 6,645 places we track. The bar is the median. A small dot after a value marks the better one.

MeasureSeabrook IslandSiesta KeyAmong all places
Cost of living
Median gross rent1$3,501$3,501
Rent to income133.0%36.3%
Property tax rate10.4%0.7%
Home price to income17.8x8.5x
Prices vs US average2101.0102.4
Fair market rent, 2 bedrooms3$1,884$2,188
HUD area median income4$117,500$109,700
Housing
Property tax paid (median)1$3,970$6,746
Median home value1$1,001,400$985,800
Home prices, 1-year change52.3%-4.4%
Home prices, 5-year change570.8%52.1%
Homeownership195.8%92.6%
Renters paying 30%+153.4%63.0%
Owner costs with a mortgage1$3,543$3,365
Vacant homes151.4%61.9%
Median year built119881976
Jobs and income
Median household income1$127,500$115,854
Income per person1$132,020$117,535
Unemployment10.0%3.7%
Average annual pay6$72,198$67,603
Pay growth, 1 year65.8%3.8%
Jobs6283,985194,499
Poverty rate111.3%7.2%
Mean commute128 min37 min
Works from home145.4%40.3%
Commutes by transit10.0%0.4%
People
Population12,2045,525
Population change since 202075.8%n/a
Median age168.966.3
Bachelor's or higher178.4%67.0%
High school or higher199.6%97.7%
Household size11.81.9
Born abroad12.3%10.7%
No health insurance18.3%9.9%
Homes with broadband198.9%92.8%
Moving
Moved here in the past year19.9%14.6%
Moved from another state16.7%11.5%
Net movers per 1,000 people85.413.3
Income of households moving in8$104,019$141,412
Income of households moving out8$76,444$86,689
Local life
Restaurants and bars per 10k933.922.2
Shops per 10k949.638.2
Arts, recreation and fitness per 10k97.56.0
Doctors' offices and clinics per 10k929.833.4
Child care centers per 10k92.41.4
Parks per 10k104.510.9
Playgrounds per 10k100.07.2
Grocery stores per 10k100.01.8
Restaurants, cafes and bars per 10k1022.714.5
Libraries per 10k100.00.0
Named paths and bike trails100.01.6
Transit stops per sq mi100.00.0
Nearest National Park Service site11n/a17.9
National Park Service sites within 60 miles11n/a1
National Register listings12222104
Schools
Public schools139463
Public school students1354,12745,253
Students per teacher1313.916.0
Climate
July average high1491°F92°F
January average low1439°F51°F
Average temperature1466°F74°F
Annual precipitation1450.1 in53.7 in
Hazards and air
Natural hazard risk1598.698.2
Hurricane risk1599.699.5
Tornado risk1571.092.5
Wildfire risk1593.993.3
Heat wave risk1582.789.8
Median air quality index164746
Good air days1660.8%64.7%

Data bundle checked 2026-11-14; individual source vintages vary. Rent needed at the 30% line: Seabrook Island $140,040, Siesta Key $140,040 a year.

Sources and methods

The small numbers beside each measure point here. Links go to the publisher.

  1. American Community Survey 5-year estimates · US Census Bureau · 2020 to 2024 estimatesTables B01002, B01003, B05002, B07003, B08013, B08301, B15003, B17001, B19013, B19301, B23025, B25002, B25003, B25010, B25035, B25064, B25070, B25077, B25088, B25103, B28002, S2701
  2. Regional Price Parities · US Bureau of Economic Analysis · Latest release, retrieved 2026-11-14
  3. Fair Market Rents · US Department of Housing and Urban Development · Fiscal year 2027
  4. Income Limits · US Department of Housing and Urban Development · Fiscal year 2026
  5. House Price Index · Federal Housing Finance Agency · Latest release, retrieved 2026-11-14
  6. Quarterly Census of Employment and Wages · US Bureau of Labor Statistics · 2025 annual averages
  7. Population Estimates · US Census Bureau · Vintage 2025
  8. SOI Tax Stats, county-to-county migration · Internal Revenue Service · Tax years 2022 to 2023Counts tax returns and the people on them; flows under 20 returns are suppressed.
  9. County Business Patterns · US Census Bureau · 2023 data
  10. OpenStreetMap · © OpenStreetMap contributors, available under the Open Database License (ODbL) · Map data as of 2026-11
  11. National Park Service sites · Wikidata (CC0), units operated by the National Park Service · Retrieved 2026-11
  12. National Register of Historic Places · National Park Service · Listings through 2026-05-22
  13. Common Core of Data · National Center for Education Statistics · 2024 release
  14. 1991-2020 climate normals · NOAA National Centers for Environmental Information · Series updated 2026-11-05Averages for 1991 to 2020 computed from NOAA's county climate series (nClimDiv).nClimDiv county series
  15. National Risk Index · Federal Emergency Management Agency · Latest release, retrieved 2026-11-14NRI data and maps
  16. Air Quality System, annual AQI by county · US Environmental Protection Agency · 2025 dataAirData download files

Derived by Citytistics from the tables above: rent to income (B25064, B19013); property tax rate (B25103, B25077); home price to income (B25077, B19013).

Survey figures are estimates with margins of error. Formulas and definitions: methodology.

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