Residential delivery area · Kansas
ZIP Code 66603: Topeka, KS
ZIP code 66603 is in Topeka, Kansas, entirely in Shawnee County (Census 2020 ZIP-county file). About 1,800 people live there (Census Bureau, ACS 2020-2024), the 15th most populous of Topeka's 18 residential ZIP codes. Median household income is $44,688 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Topeka · 18 residential ZIPs
- County
- Shawnee County
- Census places
- Topeka
- Metro area
- Topeka, KS
- House district
- KS-2 119th Congress
- State
- Kansas
- Time zone
- Central
- Land area
- 0.9 sq mi · 2,047 people per sq mi
- PO Box ZIPs
- 13 more ZIP codes use the name Topeka for PO boxes or single organizations
Where is ZIP code 66603?
66603 centers on 39.058°, -95.675° and covers 0.9 square miles of land plus 0.1 of water. It borders 6 ZIP codes: 66612, 66608, 66606, 66607, 66616, 66618.
The map draws ZIP code areas only. For the streets inside 66603, 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 66603 compare with the rest of Topeka?
| Measure | 66603 | In Topeka | In Shawnee County | In KS |
|---|---|---|---|---|
| People (ACS 2020-2024) | 1,830 | 15th of 18 | 22nd of 28 | 247th of 704 |
| Median household income | $45k | 14th of 16 | 20th of 22 | 279th of 286 |
| Median home value | $108k | 10th of 14 | 18th of 22 | 239th of 282 |
Its median household income is higher than in 9% 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 66603?
The 2020 Census counted 1,569 people in 66603; the ACS, which samples households over 2020-2024, estimates 1,830. Between the 2010 and 2020 censuses its population fell 21.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,830±592 (90% margin)
- 2020 Census count
- 1,569−21.6% since 2010 (2,001)
- Households
- 831
- Median age
- 29.0
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 66603?
Of the 1,830 people the ACS estimates in 66603, 30.4% are under 18 and 9.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (51.0%), then Other or two or more (24.4%).
- Under 1830.4%
- 18 to 6460.5%
- 65 and older9.1%
- White, not Hispanic51.0%
- Other or two or more24.4%
- Hispanic or Latino23.1%
- Black, not Hispanic1.5%
- Asian, not Hispanic0.0%
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 66603 earn?
Median household income is $44,688 (ACS 2020-2024), the 20th highest of the 22 ranked ZIP codes in Shawnee County. It is not measurably different from 2015-2019 ($26,877 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $44,688±$9,418
- Income per person
- $26,473
- Below the poverty line
- 25.0%
- Unemployed (of the labor force)
- 3.3%
- Adults 25+ with a bachelor's degree
- 15.3%
- Adjusted gross income per tax return, 2022
- $39,883590 returns; wages 81% 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 66603?
- Median home value (owners' estimate)
- $107,900
- Median gross rent
- $698
- Homes owned by their occupants
- 29.1%
- Housing units
- 1,380
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 66603?
275 business establishments had a location in this ZIP code in 2023, 20 fewer than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services53
- Other services (except public administration)38
- Finance and insurance28
- Health care and social assistance28
- Administrative and support and waste management and remediation services22
- Retail trade18
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 66603?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 66612 | Topeka | 1,754 | $26k | 1.2 mi |
| 66608 | Topeka | 4,216 | $49k | 1.7 mi |
| 66606 | Topeka | 9,842 | $57k | 2.4 mi |
| 66607 | Topeka | 9,965 | $30k | 2.4 mi |
| 66616 | Topeka | 6,212 | $52k | 2.9 mi |
| 66618 | Topeka | 10,179 | $110k | 6.9 mi |
| 66621 | Topeka | 442 | – | 2.2 mi (near) |
| 66611 | Topeka | 9,828 | $56k | 2.9 mi (near) |
| 66604 | Topeka | 23,006 | $61k | 3.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.