US ZIP Code
33042

Summerland Key, FL

Monroe County  ·  Florida

● Active
👥 6,781 Population ↑ 2% since 2019
💰 $101,625 Median HH Income
▲ 33% above avg ↑ 17% since 2019
🎂 52.5 Median Age ↓ 4% since 2019
🏠 $759,600 Median Home Value
▲ 172% above avg ↑ 56% since 2019
🎓 53.0% College Grads
▲ 37% above avg
📊 3.4% Unemployment
▼ 32% below avg ↑ 55% since 2019
ZIP Code Details
ZIP Code33042
CitySummerland Key
StateFlorida (FL)
CountyMonroe County
Area Code305/645
Elevation2 ft
Latitude24.665275
Longitude-81.503095
TimezoneNew York (DST)
FIPS12087
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.8% (3,580) Female 47.2% (3,201) ♀

Race & Ethnicity

White: 81.4%Hispanic: 12%Black: 2.6%Asian: 0.4%Other: 3.7%Race
White81.4%
Hispanic12.0%
Black2.6%
Asian0.4%
Other3.7%

Age Breakdown

Under 5
2%
5–17
12%
18–24
4%
25–44
22%
45–64
31%
65+
14%

Key Indicators

Median Age52.5 yrs ↓ 4% since 2019
Avg Household Size2.28
Below Poverty9.2% ▼ 8% below avg
College Grads53.0% ▲ 37% above avg
Unemployment3.4% ▼ 32% below avg
No HS Diploma47 (0.9%)
HS Graduate1,248 (23.4%)
Some College418 (7.9%)
Associates791 (14.9%)
Bachelors477 (9%)
Graduate Degree2,342 (44%)

Education

No HS: 0.9%HS Grad: 23.4%Some College: 7.9%Associates: 14.9%Bachelors: 9%Graduate: 44%Edu
No HS0.9%
HS Grad23.4%
Some College7.9%
Associates14.9%
Bachelors9.0%
Graduate44.0%
Housing & Income

Housing Tenure

Owner: 78.3%Renter: 21.7%Tenure
Owner78.3%
Renter21.7%

Home Value Distribution

Under $50k
1%
$50k–100k
1%
$150k–200k
0%
$200k–300k
5%
$300k–500k
15%
Over $500k
79%

Financials

Median HH Income$101,625 ▲ 33% above avg ↑ 17% since 2019
Median Home Value$759,600 ▲ 172% above avg ↑ 56% since 2019
Home/Income Ratio7.5x (nat avg ~3.5x)
Median Rent$2,252/mo ↑ 17% since 2019
Total Units4,835
Vacant Units1,861
Avg HH Size2.28

Income Distribution

Under $25k
11%
$25k–50k
10%
$50k–75k
14%
$75k–100k
12%
$100k–150k
21%
$150k–200k
14%
Over $200k
17%
Employment & Commute

How People Get to Work

Drove Alone
73%
Walked
2%
Work From Home
25%

Commute Time

Under 15 min
14%
15–30 min
29%
30–45 min
47%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
3%
1960s–1970s
24%
1980s–1990s
18%
2000+
55%

Summary

Total Units4,835
Vacant1,861
Owner Occupied78.3%
Renter Occupied21.7%
Avg HH Size2.28
Frequently Asked Questions
ZIP code 33042 is in Summerland Key, FL, in Monroe County.
ZIP code 33042 is located in Florida (FL).
ZIP code 33042 is in Monroe County, FL.
ZIP 33042 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 33042 is 6,781 people (ACS 2023).
The median household income in ZIP code 33042 is $101,625 (ACS 2023).
The median home value in ZIP 33042 is $759,600 (ACS 2023).
About ZIP Code 33042

ZIP code 33042 is located in Summerland Key, Florida, within Monroe County. With a population of 6,781, this is a lightly populated ZIP code with a mature community — the median age is 52.5 years. Economically, 33042 is a upper-middle-income ZIP code: the median household income of $101,625 is above the national average.

Real estate in ZIP code 33042 represents a premium housing market. The median home value of $759,600 is more than double the national average. Renters can expect to pay around $2,252 per month in median rent. Homeownership is strong here — 78.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 56% since 2019.

The population of 33042 is primarily White (81.39%). Residents are well-educated — 53.0% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 9.2%. Household income has grown by 17% since 2019.

The unemployment rate in 33042 stands at 3.4%, which is below the national average. About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 66%.

Overall, ZIP code 33042 in Summerland Key, FL is characterized as upper-middle-income, well-educated, a mature community, and predominantly owner-occupied. With 6,781 residents, a median household income of $101,625, and a median home value of $759,600, it offers a clear picture of life in this part of Florida.