Big Coppitt KeyFL
A town of 3,109.
Is Big Coppitt Key a good place to live?
FEMA rates its natural-hazard risk higher than 98% of U.S. communities, with hurricanes at the top. Overall it grades C−, 435th of 634 graded towns in Florida. Its weakest subject is cost of living: homes are expensive, about $779K for a typical one and 8.9 times the Key West area’s $88K median household income. Big Coppitt Key’s January low is 65°F, above both the Florida town median (51°F) and the median of U.S. towns (22°F). Big Coppitt Key has 1 place on the National Register. The biggest park or preserve is Florida Keys National Marine Sanctuary, at 379 acres.
What makes Big Coppitt Key stand out
Where Big Coppitt Key beats most towns, and one thing worth knowing.
Big Coppitt Key lives by the ocean
Coastal flooding makes up 30% of the storm damage FEMA expects here.
19.9% of homes are seasonal or vacation homes, so the town is fuller in summer than its census count suggests.
FEMA National Risk Index · OpenFEMA · OpenStreetMap
How Big Coppitt Key grades
Each subject compared with towns across the country (schools within Florida), ordered by how far Big Coppitt Key is from typical.
How TownRatings grades towns →
Ernest Hemingway House and 10 more within 40 miles
Museums, parks, gardens and other places to visit around Big Coppitt Key. Close and well known come first.
10 mi MuseumErnest Hemingway House
9 mi LandmarkSouthernmost point buoy
10 mi State parkFort Zachary Taylor Historic State Park
10 mi MuseumHarry S. Truman Little White House
7 mi MuseumMartello Gallery-Key West Art and Historical Museum
10 mi MuseumMel Fisher Maritime Heritage MuseumPhoto credits
Ernest Hemingway House: Andreas Lamecker, CC BY 2.5 · Southernmost point buoy: Radomianin, CC BY-SA 4.0 · Fort Zachary Taylor Historic State Park: U.S. Department of Transportation, Public domain · Harry S. Truman Little White House: Bubba73, CC BY-SA 3.0 · Martello Gallery-Key West Art and Historical Museum: Averette at en.wikipedia, CC BY 3.0 · Mel Fisher Maritime Heritage Museum: Averette, CC BY-SA 3.0
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Moving to Big Coppitt Key: who provides what
Big Coppitt Key is unincorporated, so Monroe County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 17, 2025.
The data
Ordered by what stands out in Big Coppitt Key.
Big Coppitt Key has milder winter nights than nearly all U.S. towns and sends most of its workers to Key West and beyond, but it has homes that cost more against local pay than most of Florida.
Big Coppitt Key earns a D for cost of living
At 8.9 years of the Key West area’s $88K median household income, the typical home (about $779K) costs more against local pay than in 93% of Florida towns; that ratio is one input to its D for cost of living.
Big Coppitt Key’s median rent is $2,420 a month.
| Big Coppitt Key | Florida towns | U.S. towns | |
|---|---|---|---|
| Median rent | $2,420 a month | $1,647 a month | $1,185 a month |
| Households that own their home | 63% | 72% | 73% |
Typical home value
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
The FEMA risk score in Big Coppitt Key is higher than in the typical Florida or U.S. town
Among 638 Florida towns, just 7 have a higher FEMA risk score than Big Coppitt Key.
FEMA National Risk Index · OpenFEMA
More than half of Big Coppitt Key’s working residents commute to Key West
Big Coppitt Key has 297 jobs for its 1,452 working residents: even if every job went to a resident, most would still commute out.
Most working residents leave Big Coppitt Key for work: only 4% work in town. The median household income in Big Coppitt Key is $105,000. Since 2013, Big Coppitt Key has added 158 jobs, to 297 in 2023.
| Big Coppitt Key | Florida towns | U.S. towns | |
|---|---|---|---|
| Median household income | $105,000 | $73,000 | $80,000 |
| Below the poverty line | 4.7% | 11% | 9.6% |
| Average trip to work | 24 minutes | 27 minutes | 25 minutes |
| Working residents who work in town | 4.1% | 5% | 8% |
Where working residents work
Census LEHD 2023 · ACS
Mild winters and hot summers in Big Coppitt Key
January nights average 64.7°, milder than in 100% of U.S. towns; July afternoons average 90.4°. The Key West Nas weather station records that about 80 days a year reach 90°: more than most of the country, but fewer than 92% of Florida places with climate records.
Big Coppitt Key has warm winters and warm summers. Snow is almost unheard of.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
Residents of Big Coppitt Key are healthier than 57% of U.S. towns
Against the 7,824 U.S. towns with household incomes like Big Coppitt Key’s, it is less healthy than 68%: its national edge comes with its incomes.
Big Coppitt Key beats the Florida average on 3 of 31 CDC measures and trails it on 1. 28% of adults have obesity in Big Coppitt Key.
| Big Coppitt Key | Florida towns | U.S. towns | |
|---|---|---|---|
| Obesity (CDC PLACES) | 28% | 32% | 35% |
| Binge drink (CDC PLACES) | 18% | 15% | 16% |
| No health insurance, 18–64 (CDC PLACES) | 15% | 14% | 8.1% |
| Depression (CDC PLACES) | 18% | 18% | 23% |
| What stands out | Big Coppitt Key | FL |
|---|---|---|
| Fewer adults facing food insecurity | 14.1% | 16.8% |
| Fewer adults facing housing insecurity | 12.2% | 13.9% |
| More binge drinkers | 17.8% | 14.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
| Big Coppitt Key | Florida towns | U.S. towns | |
|---|---|---|---|
| Miles of trail per square mile | 0.3 miles per square mile | 0.4 | 0.4 |
| Conserved land | 4.6% | 3% | 4.3% |
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Florida Keys National Marine Sanctuary | — | 379 |
| 2. Wilhelmina Harvey Park | 0.1 mi | 1 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Everything we know about Big Coppitt Key
Colleges nearby
1 within 15 miles of the center of Big Coppitt Key
About 3 of every 100 Big Coppitt Key residents are enrolled in college, against 6 across Florida.
Big Coppitt Key has grown 17% from 2010 to 2020
2,458 counted in 2010 and 2,869 in 2020.
U.S. Census 2010 & 2020 counts
About Big Coppitt Key
Census-designated place in Florida, United States
Big Coppitt Key is an island in Monroe County, Florida, United States, in the lower Florida Keys. The name is said to be a derivation of the old English word "coppice", meaning thicket. According to A.D. Bache, in the notes for his coast survey conducted in 1861, this key was the location of Happy Jack's plantation in 1855.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 1.5 sq mi
- Elevation
- 3 ft
Questions about Big Coppitt Key
Short answers, built from the data on this page.
Is Big Coppitt Key, FL a good place to live?
Big Coppitt Key grades C− overall, better than 22% of U.S. towns and #435 of 634 in Florida. It grades B for health and B for schools. Hazard risk is its weak spot, with a D−.
Is Big Coppitt Key, FL expensive?
Yes. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades D.