Residential delivery area · Kansas
ZIP Code 66018: De Soto, KS
ZIP code 66018 uses the postal name De Soto, Kansas and lies entirely in Johnson County (Census 2020 ZIP-county file). About 6,600 people live there (Census Bureau, ACS 2020-2024). Median household income is $105,357 (Census Bureau, ACS 2020-2024). By Census place, 48% of its land lies in De Soto, and under 1% in smaller places; 52% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- De Soto · its only residential ZIP
- County
- Johnson County
- Census places
- De Soto
- Metro area
- Kansas City, MO-KS
- House district
- KS-3 119th Congress
- State
- Kansas
- Time zone
- Central
- Land area
- 23.2 sq mi · 284 people per sq mi
Where is ZIP code 66018?
66018 centers on 38.964°, -94.974° and covers 23.2 square miles of land plus 1.4 of water. It borders 6 ZIP codes: 66052, 66227, 66061, 66012, 66226, 66025.
The map draws ZIP code areas only. For the streets inside 66018, 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 66018 compare with the rest of Johnson County?
| Measure | 66018 | In Johnson County | In KS |
|---|---|---|---|
| People (ACS 2020-2024) | 6,584 | 29th of 35 | 122nd of 704 |
| Median household income | $105k | not ranked | not ranked |
| Median home value | $423k | not ranked | not ranked |
66018's median household income is not ranked: its 90% margin of error (±$29,357) is more than a quarter of the figure ($105,357); 66018's median home value is not ranked: its 90% margin of error (±$110,625) is more than a quarter of the figure ($422,500). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 66% of 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 66018?
The 2020 Census counted 6,419 people in 66018; the ACS, which samples households over 2020-2024, estimates 6,584. Between the 2010 and 2020 censuses its population grew 11.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 6,584
- 2020 Census count
- 6,419+11.4% since 2010 (5,760)
- Households
- 2,426
- Median age
- 38.8
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 66018?
Of the 6,584 people the ACS estimates in 66018, 27.7% are under 18 and 10.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (82.3%).
- Under 1827.7%
- 18 to 6461.3%
- 65 and older10.9%
- White, not Hispanic82.3%
- Other or two or more7.1%
- Hispanic or Latino6.7%
- Black, not Hispanic2.1%
- 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 66018 earn?
Median household income is $105,357 (ACS 2020-2024). It is not measurably different from 2015-2019 ($85,329 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $105,357±$29,357
- Income per person
- $52,794
- Below the poverty line
- 5.9%
- Unemployed (of the labor force)
- 8.5%
- Adults 25+ with a bachelor's degree
- 38.9%
- Adjusted gross income per tax return, 2022
- $97,3153,210 returns; wages 67% 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 66018?
FHFA's house price index for 66018, built from repeat sales and appraisals of the same homes, rose 87% from 2015 to 2025 and rose 53% from 2020 to 2025, and moved −0.5% in 2025.
- Median home value (owners' estimate)
- $422,500
- Median gross rent
- $1,158
- Homes owned by their occupants
- 72.8%
- Housing units
- 2,538
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 66018?
149 business establishments had a location in this ZIP code in 2023, 9 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction31
- Professional, scientific, and technical services21
- Retail trade16
- Administrative and support and waste management and remediation services12
- Health care and social assistance11
- Finance and insurance9
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 66018?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 66052 | Linwood | 2,090 | $82k | 4.9 mi |
| 66227 | Lenexa | 9,595 | $140k | 5.4 mi |
| 66061 | Olathe | 67,967 | $110k | 7.0 mi |
| 66012 | Bonner Springs | 10,425 | $98k | 7.7 mi |
| 66226 | Shawnee | 16,219 | $174k | 7.6 mi |
| 66025 | Eudora | 8,083 | $115k | 7.7 mi |
| 66220 | Lenexa | 8,535 | $177k | 8.4 mi (near) |
| 66218 | Shawnee | 8,820 | $169k | 9.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.