Residential delivery area · Missouri
ZIP Code 63104: Saint Louis, MO
ZIP code 63104 uses the postal name Saint Louis, Missouri and lies entirely in St. Louis city (Census 2020 ZIP-county file). About 19,000 people live there (Census Bureau, ACS 2020-2024), the 19th most populous of Saint Louis's 46 residential ZIP codes. Median household income is $68,764 (Census Bureau, ACS 2020-2024). Most of its land (100%) lies in the city of St. Louis.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Saint Louis · 46 residential ZIPs
- County
- St. Louis city
- Census places
- St. Louis
- Metro area
- St. Louis, MO-IL
- House district
- MO-1 119th Congress
- State
- Missouri
- Time zone
- Central
- Land area
- 3.4 sq mi · 5,650 people per sq mi
- PO Box ZIPs
- 22 more ZIP codes use the name Saint Louis for PO boxes or single organizations
Where is ZIP code 63104?
63104 centers on 38.611°, -90.214° and covers 3.4 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 63103, 63118, 63102, 63110, 62201.
The map draws ZIP code areas only. For the streets inside 63104, 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 63104 compare with the rest of Saint Louis?
| Measure | 63104 | In Saint Louis | In MO |
|---|---|---|---|
| People (ACS 2020-2024) | 19,007 | 19th of 46 | 102nd of 1,035 |
| Median household income | $69k | 20th of 38 | 208th of 479 |
| Median home value | $269k | 18th of 42 | 109th of 494 |
Its median household income is higher than in 45% of U.S. residential ZIP codes, and it is denser than 95% 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 63104?
The 2020 Census counted 19,317 people in 63104; the ACS, which samples households over 2020-2024, estimates 19,007. Between the 2010 and 2020 censuses its population grew 3.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 19,007
- 2020 Census count
- 19,317+3.5% since 2010 (18,656)
- Households
- 9,888
- Median age
- 37.3
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 63104?
Of the 19,007 people the ACS estimates in 63104, 15.1% are under 18 and 11.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (50.4%), then Black (not Hispanic) (37.0%).
- Under 1815.1%
- 18 to 6473.6%
- 65 and older11.4%
- White, not Hispanic50.4%
- Black, not Hispanic37.0%
- Other or two or more8.1%
- Hispanic or Latino2.7%
- Asian, not Hispanic1.8%
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 63104 earn?
Median household income is $68,764 (ACS 2020-2024), the 20th highest of the 38 ranked ZIP codes in Saint Louis. It is not measurably different from 2015-2019 ($73,981 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $68,764
- Income per person
- $60,298
- Below the poverty line
- 19.5%
- Unemployed (of the labor force)
- 2.7%
- Adults 25+ with a bachelor's degree
- 52.0%
- Adjusted gross income per tax return, 2022
- $86,7008,810 returns; wages 80% 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 63104?
FHFA's house price index for 63104, built from repeat sales and appraisals of the same homes, rose 60% from 2015 to 2025 and rose 32% from 2020 to 2025, and moved +2.3% in 2025.
- Median home value (owners' estimate)
- $268,900
- Median gross rent
- $1,096
- Homes owned by their occupants
- 44.9%
- Housing units
- 11,176
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 63104?
533 business establishments had a location in this ZIP code in 2023, 72 fewer than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services100
- Professional, scientific, and technical services67
- Health care and social assistance66
- Other services (except public administration)62
- Retail trade41
- Wholesale trade32
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 63104?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 63103 | Saint Louis | 8,778 | $41k | 1.3 mi |
| 63118 | Saint Louis | 25,913 | $58k | 1.4 mi |
| 63102 | Saint Louis | 2,882 | $66k | 2.2 mi |
| 63110 | Saint Louis | 17,645 | $82k | 3.0 mi |
| 62201 | East Saint Louis, IL | 4,921 | $27k | 4.3 mi |
| 63155 | Saint Louis | 0 | – | 1.2 mi (near) |
| 63101 | Saint Louis | 3,130 | $67k | 1.8 mi (near) |
| 63106 | Saint Louis | 6,751 | $21k | 2.3 mi (near) |
| 63108 | Saint Louis | 21,336 | $55k | 3.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.