ZIP Code Tabulation Area · Kentucky

ZIP Code 42066: Graves County, KY

ZIP Code 42066 (Graves County, Kentucky) has an estimated 23,917 residents in 9,517 households. The median household income is $48,664, the median home value is $145,600 and the median gross rent is $774/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Total population

23,917

Margin of error ±1,027

Median household income

$48,664

Margin of error ±$3,385

Median home value

$145,600

Margin of error ±$19,783

Median gross rent

$774/mo

Margin of error ±$101

Median age

39.8 yrs

Margin of error ±2.3 yrs

Mean travel time to work

19.0 min

Margin of error ±2.4 min

How ZIP 42066 compares with Kentucky and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 4206639.8 yrsKentucky39.1 yrsUnited States38.9 yrs

Median household income

ZIP 42066$48,664Kentucky$63,726United States$80,734

Per capita income

ZIP 42066$32,294Kentucky$35,821United States$44,673

Poverty rate

ZIP 4206621.1%Kentucky16.1%United States12.5%

Unemployment rate

ZIP 420662.9%Kentucky4.9%United States5.2%

Bachelor's degree or higher

ZIP 4206619.9%Kentucky27.6%United States35.7%

Median home value

ZIP 42066$145,600Kentucky$205,600United States$332,700

Median gross rent

ZIP 42066$774/moKentucky$967/moUnited States$1,413/mo

Owner-occupied homes

ZIP 4206672.2%Kentucky68.3%United States65.2%

Mean travel time to work

ZIP 4206619.0 minKentucky24.0 minUnited States26.4 min

Worked from home

ZIP 420668.7%Kentucky10.2%United States15.1%

All figures for ZIP 42066

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 42066 — ACS 2020–2024 5-year estimates
Measure	ZIP 42066	Margin of error	Kentucky	United States
Total population	23,917	±1,027	4,534,824	334,922,499
Median age	39.8 yrs	±2.3 yrs	39.1 yrs	38.9 yrs
Households	9,517	±420	1,814,469	129,227,496
Median household income	$48,664	±$3,385	$63,726	$80,734
Per capita income	$32,294	±$3,042	$35,821	$44,673
Poverty rate	21.1%	±3.7 pts	16.1%	12.5%
Unemployment rate	2.9%	±1.6 pts	4.9%	5.2%
Bachelor's degree or higher	19.9%	±2.8 pts	27.6%	35.7%
Median home value	$145,600	±$19,783	$205,600	$332,700
Median gross rent	$774/mo	±$101	$967/mo	$1,413/mo
Owner-occupied homes	72.2%	±3.5 pts	68.3%	65.2%
Mean travel time to work	19.0 min	±2.4 min	24.0 min	26.4 min
Worked from home	8.7%	±2.4 pts	10.2%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 42066
Group	ZIP 42066	Kentucky	United States
White alone, not Hispanic or Latino	80.0%	81.5%	57.4%
Black or African American alone, not Hispanic or Latino	5.8%	7.6%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.3%	1.6%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.3%	0.6%
Two or more races, not Hispanic or Latino	3.4%	3.9%	4.3%
Hispanic or Latino (of any race)	10.5%	5.0%	19.3%

Where ZIP 42066 is

State: Kentucky
Main county: Graves County— also overlaps Marshall County, Calloway County
Largest overlapping place: Mayfield (3% of the ZIP's land area)
Land area: 217.30 sq mi· about 110 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Graves County

42027 Graves County, KY 42039 Graves County, KY 42040 Graves County, KY 42051 Graves County, KY 42069 Graves County, KY 42079 Graves County, KY 42082 Graves County, KY 42085 Graves County, KY 42088 Graves County, KY

See every ZIP code in Kentucky, or compare ZIP 42066 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.