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Fairfield, KY

City in Nelson County, Kentucky. ZIP codes: 40020.

Population

194

Land area

0.3sq mi

People per sq mi

679

ZIP codes

1

Fairfield and its ZIP codes

Fairfield at a glance

  • Fairfield is about 5.9 times as dense as Kentucky as a whole.

Local data for Fairfield, KY

Counts from official public data

Economy and federal money

Jobs, pay, income and spending are for Nelson County. PPP loans are for Fairfield.

Details

Unemployment rate

4.1%

Aug 2026, 0.0 pts in a year

Average annual pay

$58,405

18,432 jobs, 2025

Income per person

$58,611

BEA, 2024

Federal spending

$346M

FY 2026, $7,392 per person

PPP loans

$30.38K

3 loans, 11 jobs reported

Nelson County economyFederal spendingPPP loans

Environment and hazard risk

Fairfield, KY, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: strong wind

Storm events since 1996

362

Countywide, mostly thunderstorm wind

Flood insurance policies

59

0.3% of homes, county

July high / Jan low

90° / 22°F

52.5 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

ZIP codes in Fairfield

1 in or overlapping Fairfield. Population shown

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Cities near Fairfield

Frequently asked questions

What county is Fairfield, KY in?
Fairfield is in Nelson County, Kentucky.
What ZIP codes are in Fairfield, KY?
ZIP codes in or overlapping Fairfield include 40020.
What is the population of Fairfield, KY?
About 194 people live in Fairfield, based on American Community Survey 5-year estimates.
What cities are near Fairfield?
Nearby places include Bloomfield (3.9 mi), Taylorsville (7.3 mi), Bardstown (8.3 mi), Chaplin (9.2 mi), Mount Washington (12 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023