Residential delivery area · Kentucky
ZIP Code 42327: Calhoun, KY
ZIP code 42327 uses the postal name Calhoun, Kentucky and lies entirely in McLean County (Census 2020 ZIP-county file). About 4,200 people live there (Census Bureau, ACS 2020-2024). Median household income is $66,836 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Beech Grove (1%) and Calhoun (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Calhoun · its only residential ZIP
- County
- McLean County
- Census places
- Beech Grove (1%) census-designated place; Calhoun (under 1%)
- Metro area
- Owensboro, KY
- House district
- KY-2 119th Congress
- State
- Kentucky
- Time zone
- Central
- Land area
- 123.4 sq mi · 34 people per sq mi
Where is ZIP code 42327?
42327 centers on 37.581°, -87.297° and covers 123.4 square miles of land plus 2.1 of water. It borders 10 ZIP codes: 42371, 42322, 42350, 42301, 42376, 42352, 42456, 42455, 42452, 42328.
The map draws ZIP code areas only. For the streets inside 42327, 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 42327 compare with the rest of McLean County?
| Measure | 42327 | In McLean County | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 4,206 | 2nd of 7 | 228th of 780 |
| Median household income | $67k | 2nd of 4 | 114th of 310 |
| Median home value | $168k | 2nd of 4 | 167th of 320 |
Its median household income is higher than in 42% of U.S. residential ZIP codes, and it is denser than 35% 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 42327?
The 2020 Census counted 3,929 people in 42327; the ACS, which samples households over 2020-2024, estimates 4,206. Between the 2010 and 2020 censuses its population fell 2.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 4,206±440 (90% margin)
- 2020 Census count
- 3,929−2.7% since 2010 (4,037)
- Households
- 1,544
- Median age
- 40.8
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 42327?
Of the 4,206 people the ACS estimates in 42327, 24.3% are under 18 and 19.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.8%).
- Under 1824.3%
- 18 to 6456.5%
- 65 and older19.3%
- White, not Hispanic94.8%
- Other or two or more2.4%
- Hispanic or Latino1.1%
- Black, not Hispanic1.0%
- Asian, not Hispanic0.6%
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 42327 earn?
Median household income is $66,836 (ACS 2020-2024), the 2nd highest of the 4 ranked ZIP codes in McLean County. It is not measurably different from 2015-2019 ($71,741 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $66,836±$13,666
- Income per person
- $31,275
- Below the poverty line
- 7.2%
- Unemployed (of the labor force)
- 5.2%
- Adults 25+ with a bachelor's degree
- 16.5%
- Adjusted gross income per tax return, 2022
- $68,7951,730 returns; wages 65% 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 42327?
- Median home value (owners' estimate)
- $167,500
- Median gross rent
- $638
- Homes owned by their occupants
- 86.9%
- Housing units
- 1,779
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 42327?
75 business establishments had a location in this ZIP code in 2023, 2 fewer than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)15
- Retail trade13
- Health care and social assistance9
- Construction8
- Accommodation and food services6
- Wholesale trade5
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 42327?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 42371 | Rumsey | 472 | $130k | 4.9 mi |
| 42322 | Beech Grove | 53 | – | 5.7 mi |
| 42350 | Island | 1,342 | $104k | 10.6 mi |
| 42301 | Owensboro | 45,445 | $67k | 11.0 mi |
| 42376 | Utica | 6,886 | $76k | 11.9 mi |
| 42352 | Livermore | 1,955 | $54k | 12.4 mi |
| 42456 | Slaughters | 1,533 | $60k | 12.7 mi |
| 42455 | Sebree | 3,758 | $68k | 12.9 mi |
| 42452 | Robards | 1,943 | $80k | 15.1 mi |
| 42328 | Centertown | 1,158 | $58k | 17.3 mi |
| 42356 | Maple Mount | 132 | – | 7.9 mi (near) |
| 42372 | Sacramento | 1,389 | $48k | 12.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.