| ZIP Codes: | 49 ZIP Codes (33 Standard, 15 PO Box, 1 Unique) [See All] |
| Area Codes: | 324 / 904 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:11:37 PM |
| Population: | 1,010,964 [See All] |
| FIPS: | 12031 |
| CBSA: | Jacksonville, FL |
| Land Area: | 776 sq mi |
| Water Area: | 93 sq mi |
| Coordinates: | 30.3105, -81.6278 |
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1,010,964 residents live across 49 ZIPs covering 776 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 876,022 to 1,010,964 from 2014 to 2024 — a +15.4% change. 29 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 32266 (Neptune Beach, $119,294 median) and poorest ZIP 32209 (Jacksonville, $30,514) are 17.2 miles apart — a 3.9× income gap across local geography.
Median home values vary 6.9× across this county — from $97,700 in 32209 (Jacksonville) to $670,900 in 32266 (Neptune Beach).
Density varies 20× across the county — from 195 people/sq mi in 32226 (Jacksonville) to 3,928 in 32211 (Jacksonville).
Most of the decade's growth concentrated around Jacksonville — top growth ZIPs averaged +54.3% over the past ten years ( 32222 , 32256 and 32258 ).
Educational attainment ranges from 11.7% bachelor's+ in 32254 (Jacksonville) to 60.9% in 32266 (Neptune Beach) — the breadth of educational profiles across the area.
Within Florida, this is the #6 most populous of 67 counties and ranks #33 for median household income with the #27 fastest decade growth .
On the national stage, Duval County is the #48 most populous US county .
Hosts 1 single-entity Unique ZIP: 32214Jacksonville Naval Hospital .
Weighted by population, the typical household earns about $72,894 across the county — reflecting what a typical resident sees, not a simple ZIP average.
34.4% of adults age 25+ hold a bachelor's degree or higher (239,753 of 697,058 reporting).
33 Standard delivery, 15 PO Box only, 1 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.9× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
Duval County grew 15.4% over the past decade — concentrated in 5 high-growth ZIPs:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 32218 | Jacksonville | Standard | 72,905 | $69,638 | 102.1 | 28.5% |
| 32210 | Jacksonville | Standard | 65,729 | $61,050 | 29.9 | 8.7% |
| 32244 | Jacksonville | Standard | 63,592 | $62,204 | 24.5 | 4.4% |
| 32246 | Jacksonville | Standard | 62,562 | $80,963 | 19.3 | 24.9% |
| 32256 | Jacksonville | Standard | 58,192 | $73,570 | 62.8 | 44.1% |
| 32225 | Jacksonville | Standard | 55,905 | $90,559 | 31.4 | 7.9% |
| 32257 | Jacksonville | Standard | 42,904 | $75,780 | 16.7 | 17.9% |
| 32216 | Jacksonville | Standard | 42,298 | $61,821 | 13.1 | 18.9% |
| 32224 | Jacksonville | Standard | 42,092 | $88,259 | 22.1 | 12.1% |
| 32258 | Jacksonville | Standard | 40,408 | $102,204 | 18.4 | 41.3% |
| 32207 | Jacksonville | Standard | 36,998 | $65,234 | 16.0 | 10.5% |
| 32211 | Jacksonville | Standard | 36,762 | $57,021 | 9.4 | 17.7% |
| 32277 | Jacksonville | Standard | 36,338 | $61,554 | 11.8 | 24.7% |
| 32209 | Jacksonville | Standard | 34,657 | $30,514 | 9.3 | 3.4% |
| 32221 | Jacksonville | Standard | 32,833 | $82,969 | 42.7 | 8.7% |
| 32208 | Jacksonville | Standard | 32,699 | $41,324 | 13.8 | 8.4% |
| 32205 | Jacksonville | Standard | 29,148 | $64,789 | 8.8 | 0.3% |
| 32250 | Jacksonville Beach | Standard | 29,072 | $117,724 | 10.3 | 12.6% |
| 32223 | Jacksonville | Standard | 26,160 | $95,347 | 20.9 | 5.5% |
| 32233 | Atlantic Beach | Standard | 24,633 | $89,185 | 13.5 | 5.4% |
| 32226 | Jacksonville | Standard | 21,256 | $110,179 | 109.1 | 25.3% |
| 32217 | Jacksonville | Standard | 20,221 | $73,832 | 9.1 | 0.7% |
| 32222 | Jacksonville | Standard | 18,258 | $85,649 | 11.4 | 77.4% |
| 32206 | Jacksonville | Standard | 17,105 | $39,242 | 7.7 | -0.9% |
| 32219 | Jacksonville | Standard | 14,302 | $72,184 | 53.3 | 30.7% |
| 32254 | Jacksonville | Standard | 13,927 | $34,953 | 12.6 | 6.8% |
| 32220 | Jacksonville | Standard | 12,298 | $81,792 | 55.0 | -9.8% |
| 32204 | Jacksonville | Standard | 9,151 | $65,063 | 4.2 | 38.6% |
| 32266 | Neptune Beach | Standard | 7,168 | $119,294 | 2.5 | 6.5% |
| 32202 | Jacksonville | Standard | 6,023 | $34,825 | 3.0 | -1.0% |
| 32227 | Jacksonville | Standard | 3,207 | $85,833 | 1.3 | 23.6% |
| 32212 | Jacksonville | Standard | 1,939 | $51,422 | 9.5 | -15.4% |
| 32228 | Jacksonville | PO Box | 222 | — | 0.3 | 21.3% |
| 32214 | Jacksonville | Unique | 0 | — | 0.0 | — |
| 32203 | Jacksonville | PO Box | 0 | — | 0.1 | — |
| 32232 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32231 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32099 | Jacksonville | Standard | — | — | 0.3 | — |
| 32201 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32240 | Jacksonville Beach | PO Box | — | — | 0.0 | — |
| 32255 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32247 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32236 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32239 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32241 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32245 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32238 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32235 | Jacksonville | PO Box | — | — | 0.0 | — |
| 32229 | Jacksonville | PO Box | — | — | 0.0 | — |