Residential delivery area · Kentucky
ZIP Code 42081: Smithland, KY
ZIP code 42081 uses the postal name Smithland, Kentucky and lies entirely in Livingston County (Census 2020 ZIP-county file). About 2,200 people live there (Census Bureau, ACS 2020-2024). Median household income is $92,868 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Smithland (under 1%) and Carrsville (under 1%); more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Smithland · its only residential ZIP
- County
- Livingston County
- Census places
- Smithland (under 1%); Carrsville (under 1%)
- Metro area
- Paducah, KY-IL
- House district
- KY-1 119th Congress
- State
- Kentucky
- Time zone
- Central
- Land area
- 114.3 sq mi · 19 people per sq mi
Where is ZIP code 42081?
42081 centers on 37.235°, -88.391° and covers 114.3 square miles of land plus 2.2 of water. It borders 7 ZIP codes: 42028, 42047, 42078, 42083, 42058, 42045, 42029.
The map draws ZIP code areas only. For the streets inside 42081, 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 42081 compare with the rest of Livingston County?
| Measure | 42081 | In Livingston County | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 2,161 | 2nd of 7 | 315th of 780 |
| Median household income | $93k | 1st of 3 | 35th of 310 |
| Median home value | $167k | 1st of 2 | 168th of 320 |
Its median household income is higher than in 76% of U.S. residential ZIP codes, and it is denser than 25% 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 42081?
The 2020 Census counted 1,973 people in 42081; the ACS, which samples households over 2020-2024, estimates 2,161. Between the 2010 and 2020 censuses its population fell 10.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 2,161±482 (90% margin)
- 2020 Census count
- 1,973−10.4% since 2010 (2,203)
- Households
- 788
- Median age
- 43.6
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 42081?
Of the 2,161 people the ACS estimates in 42081, 25.3% are under 18 and 17.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (98.4%).
- Under 1825.3%
- 18 to 6457.2%
- 65 and older17.5%
- White, not Hispanic98.4%
- Other or two or more1.0%
- Asian, not Hispanic0.4%
- Black, not Hispanic0.2%
- Hispanic or Latino0.0%
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 42081 earn?
Median household income is $92,868 (ACS 2020-2024), the highest of the 3 ranked ZIP codes in Livingston County. It rose from $42,638 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $92,868±$22,595
- Income per person
- $36,307
- Below the poverty line
- 10.1%
- Unemployed (of the labor force)
- 1.1%
- Adults 25+ with a bachelor's degree
- 16.8%
- Adjusted gross income per tax return, 2022
- $60,536830 returns; wages 73% 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 42081?
- Median home value (owners' estimate)
- $167,300
- Median gross rent
- $850
- Homes owned by their occupants
- 85.0%
- Housing units
- 1,054
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 42081?
28 business establishments had a location in this ZIP code in 2023, 2 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade5
- Health care and social assistance5
- Other services (except public administration)4
- Construction3
- Real estate and rental and leasing3
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 42081?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 42028 | Burna | 403 | $51k | 3.0 mi |
| 42047 | Hampton | 321 | <$2,500 | 3.8 mi |
| 42078 | Salem | 1,702 | $56k | 6.4 mi |
| 42083 | Tiline | 422 | $54k | 7.6 mi |
| 42058 | Ledbetter | 2,224 | $67k | 12.9 mi |
| 42045 | Grand Rivers | 1,931 | $51k | 13.0 mi |
| 42029 | Calvert City | 5,552 | $64k | 15.4 mi |
| 62910 | Brookport, IL | 1,993 | $60k | 9.7 mi (near) |
| 42037 | Dycusburg | 16 | – | 12.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.