Residential delivery area · Kansas
ZIP Code 66203: Shawnee, KS
ZIP code 66203 is in Shawnee, Kansas, entirely in Johnson County (Census 2020 ZIP-county file). About 19,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Shawnee's 5 residential ZIP codes. Median household income is $75,869 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Shawnee (54%) and Merriam (41%), and 6% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Shawnee · 5 residential ZIPs
- County
- Johnson County
- Census places
- Shawnee (54%); Merriam (41%)
- Metro area
- Kansas City, MO-KS
- House district
- KS-3 119th Congress
- State
- Kansas
- Time zone
- Central
- Land area
- 6.3 sq mi · 3,104 people per sq mi
- PO Box ZIPs
- 66286 also use the name Shawnee
Where is ZIP code 66203?
66203 centers on 39.020°, -94.706° and covers 6.3 square miles of land plus 0.0 of water. It borders 5 ZIP codes: 66202, 66216, 66204, 66106, 66214.
The map draws ZIP code areas only. For the streets inside 66203, 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 66203 compare with the rest of Shawnee?
| Measure | 66203 | In Shawnee | In Johnson County | In KS |
|---|---|---|---|---|
| People (ACS 2020-2024) | 19,441 | 2nd of 5 | 13th of 35 | 48th of 704 |
| Median household income | $76k | 5th of 5 | 31st of 32 | 111th of 286 |
| Median home value | $255k | 5th of 5 | 30th of 31 | 64th of 282 |
Its median household income is higher than in 56% of U.S. residential ZIP codes, and it is denser than 89% 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 66203?
The 2020 Census counted 19,439 people in 66203; the ACS, which samples households over 2020-2024, estimates 19,441. Between the 2010 and 2020 censuses its population grew 1.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 19,441
- 2020 Census count
- 19,439+1.5% since 2010 (19,156)
- Households
- 8,538
- Median age
- 38.2
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 66203?
Of the 19,441 people the ACS estimates in 66203, 18.8% are under 18 and 17.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (71.1%), then Hispanic or Latino (14.8%).
- Under 1818.8%
- 18 to 6463.3%
- 65 and older17.9%
- White, not Hispanic71.1%
- Hispanic or Latino14.8%
- Black, not Hispanic5.5%
- Other or two or more5.1%
- Asian, not Hispanic3.5%
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 66203 earn?
Median household income is $75,869 (ACS 2020-2024), the 31st highest of the 32 ranked ZIP codes in Johnson County. It is not measurably different from 2015-2019 ($72,486 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $75,869
- Income per person
- $40,850
- Below the poverty line
- 8.9%
- Unemployed (of the labor force)
- 4.3%
- Adults 25+ with a bachelor's degree
- 37.7%
- Adjusted gross income per tax return, 2022
- $65,0019,660 returns; wages 76% 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 66203?
FHFA's house price index for 66203, built from repeat sales and appraisals of the same homes, rose 108% from 2015 to 2025 and rose 53% from 2020 to 2025, and moved +3.0% in 2025.
- Median home value (owners' estimate)
- $254,900
- Median gross rent
- $1,244
- Homes owned by their occupants
- 63.8%
- Housing units
- 8,868
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 66203?
585 business establishments had a location in this ZIP code in 2023, the same count as in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade90
- Construction81
- Other services (except public administration)76
- Accommodation and food services49
- Health care and social assistance48
- Professional, scientific, and technical services39
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 66203?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 66202 | Mission | 17,408 | $75k | 2.0 mi |
| 66216 | Shawnee | 24,881 | $112k | 2.0 mi |
| 66204 | Overland Park | 17,948 | $76k | 2.6 mi |
| 66106 | Kansas City | 24,245 | $61k | 3.4 mi |
| 66214 | Overland Park | 12,351 | $83k | 4.0 mi |
| 66217 | Shawnee | 5,468 | $94k | 3.8 mi (near) |
| 66205 | Mission | 14,032 | $102k | 4.1 mi (near) |
| 66208 | Prairie Village | 21,576 | $124k | 4.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.