Residential delivery area · Kentucky
ZIP Code 40020: Fairfield, KY
ZIP code 40020 uses the postal name Fairfield, Kentucky and lies entirely in Nelson County (Census 2020 ZIP-county file). About 200 people live there (Census Bureau, ACS 2020-2024). Median household income is $90,712 (Census Bureau, ACS 2020-2024). By Census place, 50% of its land lies in Fairfield; 50% is outside any Census place.
- ACS2020-24
- Census2020
- Town
- Fairfield · its only residential ZIP
- County
- Nelson County
- Census places
- Fairfield
- Metro area
- Louisville/Jefferson County, KY-IN
- House district
- KY-4 119th Congress
- State
- Kentucky
- Time zone
- Eastern
- Land area
- 0.5 sq mi · 419 people per sq mi
Where is ZIP code 40020?
40020 centers on 37.935°, -85.387° and covers 0.5 square miles of land plus 0.0 of water. It borders 2 ZIP codes: 40013, 40071.
The map draws ZIP code areas only. For the streets inside 40020, 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 40020 compare with the rest of Nelson County?
| Measure | 40020 | In Nelson County | In KY |
|---|---|---|---|
| People (ACS 2020-2024) | 199 | 9th of 9 | 689th of 780 |
| Median household income | $91k | not ranked | not ranked |
| Median home value | – | not ranked | not ranked |
40020's income and home value are not ranked: it has fewer than 1,000 residents (199). 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 70% 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 40020?
The 2020 Census counted 133 people in 40020; the ACS, which samples households over 2020-2024, estimates 199. Between the 2010 and 2020 censuses its population grew 22.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 199±153 (90% margin)
- 2020 Census count
- 133+22.0% since 2010 (109)
- Households
- 119
- Median age
- 59.9
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 40020?
Of the 199 people the ACS estimates in 40020, 3.5% are under 18 and 31.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (97.5%).
- Under 183.5%
- 18 to 6465.3%
- 65 and older31.2%
- White, not Hispanic97.5%
- Other or two or more2.5%
- Hispanic or Latino0.0%
- Black, not Hispanic0.0%
- 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 40020 earn?
Median household income is $90,712 (ACS 2020-2024). It rose from $43,653 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $90,712±$21,172
- Income per person
- $31,321
- Below the poverty line
- 2.0%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 13.0%
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 40020?
- Median home value (owners' estimate)
- –
- Median gross rent
- –
- Homes owned by their occupants
- 97.5%
- Housing units
- 119
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
Which ZIP codes are next to 40020?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 40013 | Coxs Creek | 6,670 | $100k | 5.2 mi |
| 40071 | Taylorsville | 17,239 | $99k | 7.5 mi |
| 40008 | Bloomfield | 4,020 | $67k | 6.4 mi (near) |
| 40004 | Bardstown | 30,601 | $67k | 10.2 mi (near) |
| 40047 | Mount Washington | 23,662 | $99k | 11.5 mi (near) |
| 40012 | Chaplin | 712 | $105k | 12.1 mi (near) |
| 40046 | Mount Eden | 1,122 | $66k | 13.4 mi (near) |
| 40110 | Clermont | 440 | $47k | 14.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.