Residential delivery area · Kansas
ZIP Code 66054: McLouth, KS
ZIP code 66054 uses the postal name McLouth, Kansas and lies mostly in Jefferson County (64% of its land) with the rest in Leavenworth County (Census 2020 ZIP-county file). About 2,800 people live there (Census Bureau, ACS 2020-2024). Median household income is $98,214 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in McLouth; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- McLouth · its only residential ZIP
- County
- Jefferson County (64%); Leavenworth County (36%)
- Census places
- McLouth
- Metro area
- Topeka, KS
- House districts
- KS-1 (64%), KS-2 (36%) 119th Congress, by share of land
- State
- Kansas
- Time zone
- Central
- Land area
- 77.6 sq mi · 36 people per sq mi
Where is ZIP code 66054?
66054 centers on 39.206°, -95.198° and covers 77.6 square miles of land plus 0.8 of water. It borders 6 ZIP codes: 66066, 66097, 66086, 66020, 66044, 66048.
The map draws ZIP code areas only. For the streets inside 66054, 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 66054 compare with the rest of Jefferson County?
| Measure | 66054 | In Jefferson County | In KS |
|---|---|---|---|
| People (ACS 2020-2024) | 2,777 | 7th of 15 | 188th of 704 |
| Median household income | $98k | 2nd of 10 | 43rd of 286 |
| Median home value | $244k | 2nd of 12 | 66th of 282 |
Its median household income is higher than in 80% of U.S. residential ZIP codes, and it is denser than 36% 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 66054?
The 2020 Census counted 2,774 people in 66054; the ACS, which samples households over 2020-2024, estimates 2,777. Between the 2010 and 2020 censuses its population fell 3.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 2,777±427 (90% margin)
- 2020 Census count
- 2,774−3.0% since 2010 (2,860)
- Households
- 1,114
- Median age
- 42.9
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 66054?
Of the 2,777 people the ACS estimates in 66054, 23.8% are under 18 and 19.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.6%).
- Under 1823.8%
- 18 to 6457.2%
- 65 and older19.0%
- White, not Hispanic92.6%
- Other or two or more4.1%
- Hispanic or Latino2.5%
- Asian, not Hispanic0.8%
- Black, 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 66054 earn?
Median household income is $98,214 (ACS 2020-2024), the 2nd highest of the 10 ranked ZIP codes in Jefferson County. It is not measurably different from 2015-2019 ($75,376 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $98,214±$22,066
- Income per person
- $40,148
- Below the poverty line
- 4.7%
- Unemployed (of the labor force)
- 3.9%
- Adults 25+ with a bachelor's degree
- 26.7%
- Adjusted gross income per tax return, 2022
- $71,1901,330 returns; wages 75% 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 66054?
FHFA's house price index for 66054, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 51% from 2020 to 2025, and moved +2.9% in 2025.
- Median home value (owners' estimate)
- $243,500
- Median gross rent
- $994
- Homes owned by their occupants
- 90.6%
- Housing units
- 1,250
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 66054?
31 business establishments had a location in this ZIP code in 2023, 7 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction9
- Other services (except public administration)7
- Retail trade5
- Administrative and support and waste management and remediation services3
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 66054?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 66066 | Oskaloosa | 2,432 | $80k | 7.1 mi |
| 66097 | Winchester | 995 | $66k | 8.8 mi |
| 66086 | Tonganoxie | 10,940 | $98k | 8.9 mi |
| 66020 | Easton | 1,809 | $79k | 10.3 mi |
| 66044 | Lawrence | 28,820 | $56k | 12.0 mi |
| 66048 | Leavenworth | 35,717 | $73k | 12.5 mi |
| 66073 | Perry | 2,263 | $87k | 12.6 mi (near) |
| 66070 | Ozawkie | 1,944 | $86k | 13.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.