| ZIP Codes: | 15 ZIP Codes (11 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Codes: | 321 / 407 / 689 / 863 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:52:57 PM |
| Population: | 412,031 [See All] |
| FIPS: | 12097 |
| CBSA: | Orlando-Kissimmee-Sanford, FL |
| Land Area: | 1,157 sq mi |
| Water Area: | 148 sq mi |
| Coordinates: | 28.2419, -81.3300 |
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412,031 residents live across 15 ZIPs covering 1,157 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 280,740 to 412,031 from 2014 to 2024 — a +46.8% change. 11 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 34739 (Kenansville, $101,319 median) and poorest ZIP 34741 (Kissimmee, $52,409) are 32.9 miles apart — a 1.9× income gap across local geography.
Median home values vary 1.9× across this county — from $238,700 in 34739 (Kenansville) to $462,400 in 34747 (Kissimmee).
Density varies 1782× across the county — from 3 people/sq mi in 34739 (Kenansville) to 5,693 in 34743 (Kissimmee).
Educational attainment ranges from 18.4% bachelor's+ in 34758 (Kissimmee) to 48.0% in 34747 (Kissimmee) — the breadth of educational profiles across the area.
Within Florida, this is the #17 most populous of 67 counties and ranks #23 for median household income with the #3 fastest decade growth .
On the national stage, Osceola County is and #17 for decade growth .
Weighted by population, the typical household earns about $72,633 across the county — reflecting what a typical resident sees, not a simple ZIP average.
29.7% of adults age 25+ hold a bachelor's degree or higher (82,303 of 277,112 reporting). The most-educated ZIPs cluster around Saint Cloud.
11 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.
Osceola County grew 46.8% over the past decade — concentrated in 5 high-growth ZIPs:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 34744 | Kissimmee | Standard | 66,582 | $74,537 | 53.0 | 45.0% |
| 34746 | Kissimmee | Standard | 60,595 | $70,998 | 62.6 | 62.4% |
| 34741 | Kissimmee | Standard | 58,716 | $52,409 | 17.3 | 35.3% |
| 34758 | Kissimmee | Standard | 46,768 | $66,339 | 27.3 | 36.3% |
| 34743 | Kissimmee | Standard | 40,030 | $62,992 | 7.0 | 2.7% |
| 34772 | Saint Cloud | Standard | 35,390 | $97,868 | 104.9 | 37.3% |
| 34771 | Saint Cloud | Standard | 35,257 | $97,415 | 112.3 | 179.4% |
| 34747 | Kissimmee | Standard | 30,859 | $77,755 | 35.0 | 101.8% |
| 34769 | Saint Cloud | Standard | 30,204 | $67,148 | 10.5 | 41.4% |
| 34773 | Saint Cloud | Standard | 5,816 | $80,524 | 358.4 | 55.6% |
| 34739 | Kenansville | Standard | 1,176 | $101,319 | 368.2 | 108.5% |
| 33848 | Intercession City | PO Box | 638 | $74,750 | 0.0 | -56.1% |
| 34770 | Saint Cloud | PO Box | — | — | 0.0 | — |
| 34745 | Kissimmee | PO Box | — | — | 0.0 | — |
| 34742 | Kissimmee | PO Box | — | — | 0.0 | — |