ZIP Code Tabulation Area · Kentucky

ZIP Code 40409: Rockcastle County, KY

ZIP Code 40409 (Rockcastle County, Kentucky) has an estimated 3,445 residents in 1,402 households. The median household income is $52,619, the median home value is $123,600 and the median gross rent is $757/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

3,445

Margin of error ±431

Median household income

$52,619

Margin of error ±$11,312

Median home value

$123,600

Margin of error ±$31,075

Median gross rent

$757/mo

Margin of error ±$147

Median age

41.8 yrs

Margin of error ±5.6 yrs

Mean travel time to work

29.9 min

Margin of error ±8.8 min

How ZIP 40409 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 4040941.8 yrsKentucky39.1 yrsUnited States38.9 yrs

Median household income

ZIP 40409$52,619Kentucky$63,726United States$80,734

Per capita income

ZIP 40409$28,049Kentucky$35,821United States$44,673

Poverty rate

ZIP 4040921.9%Kentucky16.1%United States12.5%

Unemployment rate

ZIP 404095.1%Kentucky4.9%United States5.2%

Bachelor's degree or higher

ZIP 4040916.0%Kentucky27.6%United States35.7%

Median home value

ZIP 40409$123,600Kentucky$205,600United States$332,700

Median gross rent

ZIP 40409$757/moKentucky$967/moUnited States$1,413/mo

Owner-occupied homes

ZIP 4040967.8%Kentucky68.3%United States65.2%

Mean travel time to work

ZIP 4040929.9 minKentucky24.0 minUnited States26.4 min

Worked from home

ZIP 404094.7%Kentucky10.2%United States15.1%

All figures for ZIP 40409

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 40409 — ACS 2020–2024 5-year estimates
Measure	ZIP 40409	Margin of error	Kentucky	United States
Total population	3,445	±431	4,534,824	334,922,499
Median age	41.8 yrs	±5.6 yrs	39.1 yrs	38.9 yrs
Households	1,402	±173	1,814,469	129,227,496
Median household income	$52,619	±$11,312	$63,726	$80,734
Per capita income	$28,049	±$4,288	$35,821	$44,673
Poverty rate	21.9%	±6.2 pts	16.1%	12.5%
Unemployment rate	5.1%	±2.9 pts	4.9%	5.2%
Bachelor's degree or higher	16.0%	±4.6 pts	27.6%	35.7%
Median home value	$123,600	±$31,075	$205,600	$332,700
Median gross rent	$757/mo	±$147	$967/mo	$1,413/mo
Owner-occupied homes	67.8%	±4.3 pts	68.3%	65.2%
Mean travel time to work	29.9 min	±8.8 min	24.0 min	26.4 min
Worked from home	4.7%	±3.9 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 40409
Group	ZIP 40409	Kentucky	United States
White alone, not Hispanic or Latino	96.4%	81.5%	57.4%
Black or African American alone, not Hispanic or Latino	0.1%	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	0.0%	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)	0.1%	5.0%	19.3%

Where ZIP 40409 is

State: Kentucky
Main county: Rockcastle County— also overlaps Lincoln County, Pulaski County
Largest overlapping place: Brodhead (4% of the ZIP's land area)
Land area: 44.90 sq mi· about 77 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 Rockcastle County

40445 Rockcastle County, KY 40456 Rockcastle County, KY 40460 Rockcastle County, KY

See every ZIP code in Kentucky, or compare ZIP 40409 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.