ZIP Code · FL

ZIP 33149

Part of Key Biscayne, FL

Pop. 14,791·Miami-Dade County·3rd most expensive ZIP in Florida

Median rent (all units)

$7,716/mo

Year-over-Year

+8.7%

Month-over-Month

+1.7%

vs US Median

+$5,784

Reported rents

Rising (Monthly)

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Most AffordableMost Expensive

ZIP 33149 · $7,716

More expensive than 100% of US ZIP codes · National median $1,932/mo

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Medians by bedroom

Rent by unit size

Studio

$2,590

1 BR

$2,820

2 BR

$3,450

3 BR

$4,420

4 BR+

$5,110

Research median

$3,450/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

Cheapest month to sign

March. Asking rents in ZIP 33149 usually run 0.9% below trend in March and 0.4% above it in July, about $100 a month apart at today's median. Based on 5 years of data.

Compared with the peak

Rent in ZIP 33149 is at its highest level since Zillow's records here began in June 2021.

Past year vs. the rest of Florida

Rent in ZIP 33149 changed +8.7% over the year to September 2026. Across the 623 Florida ZIP codes Zillow tracks, the typical change was +1.8%.

Recent direction

Rent has risen 3 months in a row, and rose in 8 of the last 12 months.

What a typical income covers

30% of the median household income ($181,505) is $4,538 a month. That covers HUD's Fair Market Rent for up to a 3-bedroom ($4,420); a 4-bedroom is $5,110.

Cheaper nearby

ZIP 33129, 3 miles away, rents for 53% less ($3,637/mo), about $48,900 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 33149. The seasonal pattern compares Zillow’s seasonally adjusted and unadjusted series. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$92,592/yr

At $7,716/mo median

Location

CityKey Biscayne

StateFL

CountyMiami-Dade County

Rent Market Meter

Strong Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are up 8.7% year-over-year. Expect competition, and move quickly to lock in terms.

Based on rent-price momentum (+8.7% YoY, +1.7% MoM), not inventory.

Demographics

Who lives here

ZIP 33149 (Key Biscayne, FL) is majority owner-occupied, has a large share of families with children, has a median income above the national average, 77.2% of residents hold a bachelor's degree or higher.

Population

14,791

Median income

$181,505

Median age

42.2

Renters

33.4%

Age distribution

31.8%

31.5%

15.7%

Under 1831.8%

18–3410.6%

35–5431.5%

55–6410.5%

65+15.7%

Gender

49.9%

50.1%

Male49.9%

Female50.1%

Race & ethnicity

36.6%

70.3%

White36.6%

Black0.8%

Hispanic70.3%

Education (25+)

12.7%

77.2%

No HS diploma3.9%

HS diploma6.2%

Some college12.7%

Bachelor's+77.2%

Housing tenure

66.6%

33.4%

Owner66.6%

Renter33.4%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2022 vs 2026

How ZIP 33149 in Key Biscayne, FL has changed in 5 years

Rent

$6,633 → $7,716

up 16.3%

Income

$167,438 → $181,505

up 8.4%

Population

14,611 → 14,791

up 1.2%

Renter share

30.8% → 33.4%

+2.6 pts

Bachelor's+

73.2% → 77.2%

+4.0 pts

Rent in ZIP 33149 in Key Biscayne, FL has climbed 16.3% since 2022, going from about $6,633 per month to roughly $7,716 today. On the earnings side, the typical household in ZIP 33149 in Key Biscayne, FL now reports about $181,505, up from $167,438 in 2021. Rent outpaced income growth by roughly 7.9 percentage points, which means renters are spending a larger slice of each paycheck on housing than they did in 2021. Headcount in the area went from 14,611 to 14,791 between 2021 and 2024, a 1.2% change. About 33.4% of households rent today, against 30.8% in 2021. Educational attainment has shifted as well, with the share of adults holding a bachelor's degree or higher climbed from 73.2% to 77.2%. For context, the 2022 to 2026 window covers an unusually volatile run for US rents nationally, and ZIP 33149 in Key Biscayne, FL reflects that arc in its own way.

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About renting in ZIP 33149

Last updated: October 17, 2026

ZIP code 33149 covers Key Biscayne, FL. The median rent here is $7,716/mo as of October 2026. A 1-bedroom rents for a median of $2,820/mo. A 2-bedroom rents for a median of $3,450/mo.

At 51% of local median household income ($181,505/yr), ZIP 33149 ranks as expensive compared to the national benchmark of 30%. Rents have increased 8.7% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 33149?

To keep rent at or below 30% of gross income, you would need to earn at least $309,000/year (about $149/hour full-time) to afford the median rent of $7,716/mo in ZIP 33149. The local median household income is $181,505/yr, so the typical household falls short of that bar.

Is rent going up or down in ZIP 33149?

Rent in ZIP 33149 has risen 8.7% over the past year as of September 2026. That is the highest level since Zillow's records here began in June 2021.

When is the cheapest time to rent in ZIP 33149?

Asking rents in ZIP 33149 are usually lowest in March, about 0.9% below their yearly trend, and highest in July, about 0.4% above it. At today's median that is a gap of roughly $100 a month. This pattern comes from 5 years of Zillow rent data.

How does ZIP 33149 compare to other ZIPs in Florida?

ZIP 33149 is one of the pricier among Florida ZIP codes for rent, ranking #3 of 656 at $7,716/mo. Over the year to September 2026, rent in ZIP 33149 changed +8.7%, against a typical +1.8% across the 623 Florida ZIP codes Zillow tracks.