Residential delivery area · Louisiana
ZIP Code 70458: Slidell, LA
ZIP code 70458 uses the postal name Slidell, Louisiana and lies entirely in St. Tammany Parish (Census 2020 ZIP-county file). About 39,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Slidell's 3 residential ZIP codes. Median household income is $72,843 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Slidell (41%) and Eden Isle (14%); 45% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Slidell · 3 residential ZIPs
- County
- St. Tammany Parish
- Census places
- Slidell (41%); Eden Isle (14%) census-designated place
- Neighborhoods
- Abney Estates, Audubon Place, Audubon Place Plaza, Bayou Bonfouca Estates, Beachview, Belvedere Estates and 33 more GeoNames
- Metro area
- Slidell-Mandeville-Covington, LA
- House district
- LA-1 119th Congress
- State
- Louisiana
- Time zone
- Central
- Land area
- 20.9 sq mi · 1,869 people per sq mi
Where is ZIP code 70458?
70458 centers on 30.262°, -89.794° and covers 20.9 square miles of land plus 3.8 of water. It borders 3 ZIP codes: 70460, 70461, 70452.
The map draws ZIP code areas only. For the streets inside 70458, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 70458 compare with the rest of Slidell?
| Measure | 70458 | In Slidell | In St. Tammany Parish | In LA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 39,034 | 1st of 3 | 2nd of 18 | 17th of 539 |
| Median household income | $73k | 2nd of 3 | 9th of 13 | 59th of 251 |
| Median home value | $238k | 2nd of 3 | 10th of 15 | 75th of 285 |
Its median household income is higher than in 51% of U.S. residential ZIP codes, and it is denser than 84% 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 70458?
The 2020 Census counted 37,798 people in 70458; the ACS, which samples households over 2020-2024, estimates 39,034. Between the 2010 and 2020 censuses its population grew 7.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 39,034
- 2020 Census count
- 37,798+7.8% since 2010 (35,077)
- Households
- 15,483
- Median age
- 39.7
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 70458?
Of the 39,034 people the ACS estimates in 70458, 23.4% are under 18 and 21.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (64.4%), then Black (not Hispanic) (18.1%).
- Under 1823.4%
- 18 to 6455.3%
- 65 and older21.3%
- White, not Hispanic64.4%
- Black, not Hispanic18.1%
- Hispanic or Latino8.6%
- Other or two or more7.3%
- Asian, not Hispanic1.6%
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 70458 earn?
Median household income is $72,843 (ACS 2020-2024), the 9th highest of the 13 ranked ZIP codes in St. Tammany Parish. It is not measurably different from 2015-2019 ($73,391 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $72,843
- Income per person
- $37,405
- Below the poverty line
- 14.1%
- Unemployed (of the labor force)
- 5.5%
- Adults 25+ with a bachelor's degree
- 32.2%
- Adjusted gross income per tax return, 2022
- $68,19216,960 returns; wages 69% 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 70458?
FHFA's house price index for 70458, built from repeat sales and appraisals of the same homes, rose 53% from 2015 to 2025 and rose 30% from 2020 to 2025, and moved +5.5% in 2025.
- Median home value (owners' estimate)
- $237,700
- Median gross rent
- $1,406
- Homes owned by their occupants
- 71.8%
- Housing units
- 17,080
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 70458?
1,127 business establishments had a location in this ZIP code in 2023, 42 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade177
- Accommodation and food services161
- Health care and social assistance139
- Other services (except public administration)132
- Professional, scientific, and technical services109
- Construction97
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 70458?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 70460 | Slidell | 21,669 | $63k | 3.6 mi |
| 70461 | Slidell | 34,808 | $89k | 5.4 mi |
| 70452 | Pearl River | 12,650 | $63k | 11.0 mi |
| 70445 | Lacombe | 9,288 | $78k | 9.6 mi (near) |
| 39572 | Pearlington, MS | 1,321 | $45k | 11.3 mi (near) |
| 70129 | New Orleans | 9,769 | $56k | 12.6 mi (near) |
| 39529 | Stennis Space Center, MS | 0 | – | 14.1 mi (near) |
| 70448 | Mandeville | 26,338 | $96k | 16.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.