Residential delivery area · Mississippi
ZIP Code 39503: Gulfport, MS
ZIP code 39503 uses the postal name Gulfport, Mississippi and lies entirely in Harrison County (Census 2020 ZIP-county file). About 55,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Gulfport's 3 residential ZIP codes. Median household income is $62,641 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Gulfport (30%) and Lyman (7%); 63% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Gulfport · 3 residential ZIPs
- County
- Harrison County
- Census places
- Gulfport (30%); Lyman (7%) census-designated place
- Metro area
- Gulfport-Biloxi, MS
- House district
- MS-4 119th Congress
- State
- Mississippi
- Time zone
- Central
- Land area
- 114.3 sq mi · 482 people per sq mi
Where is ZIP code 39503?
39503 centers on 30.473°, -89.143° and covers 114.3 square miles of land plus 4.1 of water. It borders 7 ZIP codes: 39501, 39560, 39507, 39571, 39574, 39532, 39531.
The map draws ZIP code areas only. For the streets inside 39503, 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 39503 compare with the rest of Gulfport?
| Measure | 39503 | In Gulfport | In Harrison County | In MS |
|---|---|---|---|---|
| People (ACS 2020-2024) | 55,059 | 1st of 3 | 1st of 13 | 2nd of 427 |
| Median household income | $63k | 1st of 3 | 8th of 11 | 65th of 205 |
| Median home value | $204k | 2nd of 3 | 10th of 12 | 45th of 203 |
Its median household income is higher than in 34% of U.S. residential ZIP codes, and it is denser than 72% 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 39503?
The 2020 Census counted 53,643 people in 39503; the ACS, which samples households over 2020-2024, estimates 55,059. Between the 2010 and 2020 censuses its population grew 18.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 55,059
- 2020 Census count
- 53,643+18.4% since 2010 (45,309)
- Households
- 21,636
- Median age
- 38.3
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 39503?
Of the 55,059 people the ACS estimates in 39503, 24.6% are under 18 and 16.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (56.6%), then Black (not Hispanic) (27.5%).
- Under 1824.6%
- 18 to 6459.3%
- 65 and older16.1%
- White, not Hispanic56.6%
- Black, not Hispanic27.5%
- Other or two or more7.6%
- Hispanic or Latino6.3%
- Asian, not Hispanic2.0%
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 39503 earn?
Median household income is $62,641 (ACS 2020-2024), the 8th highest of the 11 ranked ZIP codes in Harrison County. It is not measurably different from 2015-2019 ($65,946 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $62,641
- Income per person
- $33,645
- Below the poverty line
- 14.7%
- Unemployed (of the labor force)
- 6.6%
- Adults 25+ with a bachelor's degree
- 26.1%
- Adjusted gross income per tax return, 2022
- $61,85423,620 returns; wages 70% 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 39503?
FHFA's house price index for 39503, built from repeat sales and appraisals of the same homes, rose 66% from 2015 to 2025 and rose 41% from 2020 to 2025, and moved +4.1% in 2025.
- Median home value (owners' estimate)
- $203,800
- Median gross rent
- $1,140
- Homes owned by their occupants
- 70.7%
- Housing units
- 23,433
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 39503?
1,121 business establishments had a location in this ZIP code in 2023, 117 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade234
- Health care and social assistance143
- Accommodation and food services121
- Other services (except public administration)102
- Construction90
- Real estate and rental and leasing71
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 39503?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 39501 | Gulfport | 22,565 | $35k | 6.5 mi |
| 39560 | Long Beach | 18,702 | $70k | 7.0 mi |
| 39507 | Gulfport | 18,564 | $55k | 8.2 mi |
| 39571 | Pass Christian | 14,739 | $70k | 8.7 mi |
| 39574 | Saucier | 13,535 | $70k | 9.6 mi |
| 39532 | Biloxi | 36,662 | $69k | 10.2 mi |
| 39531 | Biloxi | 18,918 | $54k | 11.6 mi |
| 39534 | Biloxi | 1,857 | – | 14.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.