33051 ZIP Code, Key Colony Beach, FL
33051 is a ZIP code in Key Colony Beach, Florida in Monroe County. It covers 0.4 square miles of land. The closest ZIP codes are 33050, 33043 and 33001. 511 people live here in 282 households, fewer than in most Florida ZIP codes. At about 1,164 people per square mile it has suburban density, and owners and renters are mixed (68% own). Median household income is $94,231, above the Florida median of $74,568; the median age is 66.5, older than most ZIP codes.
Quick facts
- Mailing city: Key Colony Beach, FL
- County: Monroe County
- Land area: 0.4 sq mi
- Population: 511
- Median household income: $94,231
Key figures
| Measure | Value |
|---|---|
| Residents | 511 |
| Households | 282 |
| Median household income | $94,231 |
| Income per person | $50,017 |
| Median age | 66.5 |
| Homeowners | 68.1% |
| Median home value | $919,800 |
| Median rent | $1,929 |
| Bachelor's degree or higher | 43.8% |
| Average commute (minutes) | 10 |
| Households with kids under 18 | 2.8% |
| Moved in the past year | 28.6% |
| Below the poverty line | 8.2% |
| Broadband internet | 95.4% |
| Speak a non-English language at home | 0.0% |
Household income
| % of households | Value |
|---|---|
| <$10K | 3.9% |
| $10–15K | 0.0% |
| $15–25K | 7.8% |
| $25–35K | 10.6% |
| $35–50K | 6.4% |
| $50–75K | 18.1% |
| $75–100K | 9.2% |
| $100–150K | 28.7% |
| $150–200K | 11.3% |
| $200K+ | 3.9% |
Age
| % of all residents | Value |
|---|---|
| <10 | 0.0% |
| 10–19 | 3.2% |
| 20–24 | 0.0% |
| 25–34 | 0.0% |
| 35–44 | 5.9% |
| 45–54 | 15.9% |
| 55–64 | 19.9% |
| 65–74 | 24.5% |
| 75+ | 30.7% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 7.9% |
| Owned outright | 9.5% |
| Rented | 8.1% |
| Vacant | 74.5% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 43.2% |
| Townhome | 29.2% |
| 2–4 units | 8.1% |
| 5–19 units | 7.5% |
| 20+ units | 12.0% |
| Mobile / other | 0.0% |
Businesses in 33051
39 business establishments with 187 employees (ZIP Codes Business Patterns 2023).
- Other Services (except Public Administration): 11
- Real Estate and Rental and Leasing: 6
- Accommodation and Food Services: 6
- Construction: 4
- Professional, Scientific, and Technical Services: 3
- Administrative and Support and Waste Management and Remediation Services: 3
EDDM carrier routes
See every USPS carrier route in 33051 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 33050 — Marathon city, FL (2.9 mi)
- 33043 — Big Pine Key CDP, FL (15.5 mi)
- 33001 — Layton city, FL (15.8 mi)
- 33036 — Islamorada, Village of Islands village, FL (23.7 mi)
Areas that include 33051
- Key Colony Beach, FL ZIP codes — 1 ZIP code
- Monroe County ZIP codes — 11 ZIP codes
- Florida ZIP code data
Mail every home in 33051
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 33051, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 33051 in?
- 33051 is a Key Colony Beach, FL mailing address. By land area, 100% lies inside Key Colony Beach.
- What county is 33051 in?
- 33051 is in Monroe County.
- What is the population of 33051?
- About 511 people (±179), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 790.
- What is the median household income in 33051?
- $94,231 (±$44,176), compared with $74,568 for Florida as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 33051?
- EDDM2GO's stored route library does not include 33051 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 33051?
- The closest, measured center to center: 33050 (2.9 mi, Marathon), 33043 (15.5 mi, Big Pine Key), 33001 (15.8 mi, Layton) and 33036 (23.7 mi, Islamorada, Village of Islands).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.