Residential delivery area · Kentucky
ZIP Code 40734: Gray, KY
ZIP code 40734 uses the postal name Gray, Kentucky and lies mostly in Knox County (96% of its land) with the rest in Laurel County (Census 2020 ZIP-county file). About 3,600 people live there (Census Bureau, ACS 2020-2024). Median household income is $42,500 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Gray · its only residential ZIP
- County
- Knox County (96%); Laurel County (4%)
- Micro area
- Corbin, KY
- House district
- KY-5 119th Congress
- State
- Kentucky
- Time zone
- Eastern
- Land area
- 45.4 sq mi · 79 people per sq mi
Where is ZIP code 40734?
40734 centers on 36.930°, -83.975° and covers 45.4 square miles of land plus 0.1 of water. It borders 4 ZIP codes: 40906, 40740, 40744, 40701.
The map draws ZIP code areas only. For the streets inside 40734, 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 40734 compare with the rest of Knox County?
| Measure | 40734 | In Knox County | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 3,602 | 3rd of 18 | 246th of 780 |
| Median household income | $43k | not ranked | not ranked |
| Median home value | $132k | 2nd of 4 | 233rd of 320 |
40734's median household income is not ranked: its 90% margin of error (±$10,924) is more than a quarter of the figure ($42,500). 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 50% 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 40734?
The 2020 Census counted 3,877 people in 40734; the ACS, which samples households over 2020-2024, estimates 3,602. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 3,602±678 (90% margin)
- 2020 Census count
- 3,877
- Households
- 1,300
- Median age
- 42.3
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 40734?
Of the 3,602 people the ACS estimates in 40734, 20.4% are under 18 and 9.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (97.7%).
- Under 1820.4%
- 18 to 6469.9%
- 65 and older9.7%
- White, not Hispanic97.7%
- Other or two or more1.6%
- Black, not Hispanic0.6%
- Hispanic or Latino0.2%
- Asian, 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 40734 earn?
Median household income is $42,500 (ACS 2020-2024).
- Median household income
- $42,500±$10,924
- Income per person
- $19,428
- Below the poverty line
- 32.6%
- Unemployed (of the labor force)
- 6.7%
- Adults 25+ with a bachelor's degree
- 7.7%
- Adjusted gross income per tax return, 2022
- $45,6691,400 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 40734?
- Median home value (owners' estimate)
- $131,700
- Median gross rent
- $697
- Homes owned by their occupants
- 76.5%
- Housing units
- 1,521
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 40734?
27 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in manufacturing (ZIP Code Business Patterns).
- Manufacturing6
- Health care and social assistance6
- Other services (except public administration)4
- Retail trade3
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 40734?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 40906 | Barbourville | 10,813 | $23k | 6.2 mi |
| 40740 | Lily | 3,880 | $64k | 7.1 mi |
| 40744 | London | 20,137 | $64k | 10.2 mi |
| 40701 | Corbin | 30,526 | $47k | 10.7 mi |
| 40771 | Woodbine | 1,915 | – | 5.8 mi (near) |
| 40949 | Heidrick | 468 | $55k | 6.2 mi (near) |
| 40923 | Cannon | 679 | $48k | 7.2 mi (near) |
| 40943 | Girdler | 1,117 | $67k | 7.3 mi (near) |
| 40946 | Green Road | 28 | – | 8.5 mi (near) |
| 40759 | Rockholds | 3,122 | $35k | 9.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.