Residential delivery area · Florida
ZIP Code 34984: Port Saint Lucie, FL
ZIP code 34984 uses the postal name Port Saint Lucie, Florida and lies entirely in St. Lucie County (Census 2020 ZIP-county file). About 20,000 people live there (Census Bureau, ACS 2020-2024), the least populous of Port Saint Lucie's 6 residential ZIP codes. Median household income is $80,725 (Census Bureau, ACS 2020-2024). Most of its land (more than 99%) lies in the city of Port St. Lucie.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Port Saint Lucie · 6 residential ZIPs
- County
- St. Lucie County
- Census places
- Port St. Lucie
- Metro area
- Port St. Lucie, FL
- House district
- FL-21 119th Congress
- State
- Florida
- Time zone
- Eastern
- Land area
- 9.8 sq mi · 2,057 people per sq mi
Where is ZIP code 34984?
34984 centers on 27.249°, -80.331° and covers 9.8 square miles of land plus 0.2 of water. It borders 4 ZIP codes: 34953, 34952, 34983, 34990.
The map draws ZIP code areas only. For the streets inside 34984, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 34984 compare with the rest of Port Saint Lucie?
| Measure | 34984 | In Port Saint Lucie | In St. Lucie County | In FL |
|---|---|---|---|---|
| People (ACS 2020-2024) | 20,151 | 6th of 6 | 9th of 17 | 489th of 1,013 |
| Median household income | $81k | 3rd of 6 | 6th of 15 | 313th of 819 |
| Median home value | $360k | 4th of 6 | 8th of 16 | 388th of 833 |
Its median household income is higher than in 63% of U.S. residential ZIP codes, and it is denser than 85% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 34984?
The 2020 Census counted 16,721 people in 34984; the ACS, which samples households over 2020-2024, estimates 20,151. Between the 2010 and 2020 censuses its population grew 21.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 20,151
- 2020 Census count
- 16,721+21.5% since 2010 (13,764)
- Households
- 7,126
- Median age
- 44.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 34984?
Of the 20,151 people the ACS estimates in 34984, 20.6% are under 18 and 24.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (54.7%), then Hispanic or Latino (19.5%).
- Under 1820.6%
- 18 to 6455.2%
- 65 and older24.2%
- White, not Hispanic54.7%
- Hispanic or Latino19.5%
- Black, not Hispanic19.2%
- Other or two or more5.3%
- Asian, not Hispanic1.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 34984 earn?
Median household income is $80,725 (ACS 2020-2024), the 6th highest of the 15 ranked ZIP codes in St. Lucie County. It is not measurably different from 2015-2019 ($85,345 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $80,725±$9,099
- Income per person
- $35,767
- Below the poverty line
- 14.4%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 24.7%
- Adjusted gross income per tax return, 2022
- $76,7759,760 returns; wages 65% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 34984?
FHFA's house price index for 34984, built from repeat sales and appraisals of the same homes, rose 153% from 2015 to 2025 and rose 67% from 2020 to 2025, and moved +1.5% in 2025.
- Median home value (owners' estimate)
- $359,800
- Median gross rent
- $2,019
- Homes owned by their occupants
- 84.2%
- Housing units
- 7,534
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 34984?
420 business establishments had a location in this ZIP code in 2023, 78 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction81
- Other services (except public administration)50
- Professional, scientific, and technical services46
- Administrative and support and waste management and remediation services43
- Accommodation and food services40
- Retail trade37
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 34984?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 34953 | Port Saint Lucie | 86,875 | $86k | 3.2 mi |
| 34952 | Port Saint Lucie | 42,655 | $62k | 3.9 mi |
| 34983 | Port Saint Lucie | 49,001 | $76k | 5.4 mi |
| 34990 | Palm City | 30,592 | $130k | 7.2 mi |
| 34957 | Jensen Beach | 23,462 | $70k | 5.7 mi (near) |
| 34994 | Stuart | 18,737 | $63k | 5.7 mi (near) |
| 34986 | Port Saint Lucie | 30,715 | $80k | 7.0 mi (near) |
| 34982 | Fort Pierce | 31,143 | $54k | 8.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.