ZIP Code Tabulation Area · Kansas

ZIP Code 66439: Brown County, KS

ZIP Code 66439 (Brown County, Kansas) has an estimated 2,578 residents in 1,047 households. The median household income is $53,348, the median home value is $90,800 and the median gross rent is $587/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

2,578

Margin of error ±193

Median household income

$53,348

Margin of error ±$5,618

Median home value

$90,800

Margin of error ±$10,369

Median gross rent

$587/mo

Margin of error ±$66

Median age

41.8 yrs

Margin of error ±4.1 yrs

Mean travel time to work

22.8 min

Margin of error ±4.5 min

How ZIP 66439 compares with Kansas 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 6643941.8 yrsKansas37.4 yrsUnited States38.9 yrs

Median household income

ZIP 66439$53,348Kansas$74,275United States$80,734

Per capita income

ZIP 66439$25,654Kansas$40,978United States$44,673

Poverty rate

ZIP 6643918.8%Kansas11.3%United States12.5%

Unemployment rate

ZIP 664396.8%Kansas3.9%United States5.2%

Bachelor's degree or higher

ZIP 6643914.0%Kansas35.6%United States35.7%

Median home value

ZIP 66439$90,800Kansas$217,200United States$332,700

Median gross rent

ZIP 66439$587/moKansas$1,060/moUnited States$1,413/mo

Owner-occupied homes

ZIP 6643963.6%Kansas67.2%United States65.2%

Mean travel time to work

ZIP 6643922.8 minKansas19.7 minUnited States26.4 min

Worked from home

ZIP 664394.7%Kansas11.8%United States15.1%

All figures for ZIP 66439

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 66439 — ACS 2020–2024 5-year estimates
Measure	ZIP 66439	Margin of error	Kansas	United States
Total population	2,578	±193	2,947,197	334,922,499
Median age	41.8 yrs	±4.1 yrs	37.4 yrs	38.9 yrs
Households	1,047	±113	1,174,060	129,227,496
Median household income	$53,348	±$5,618	$74,275	$80,734
Per capita income	$25,654	±$2,441	$40,978	$44,673
Poverty rate	18.8%	±3.1 pts	11.3%	12.5%
Unemployment rate	6.8%	±1.8 pts	3.9%	5.2%
Bachelor's degree or higher	14.0%	±2.4 pts	35.6%	35.7%
Median home value	$90,800	±$10,369	$217,200	$332,700
Median gross rent	$587/mo	±$66	$1,060/mo	$1,413/mo
Owner-occupied homes	63.6%	±4.7 pts	67.2%	65.2%
Mean travel time to work	22.8 min	±4.5 min	19.7 min	26.4 min
Worked from home	4.7%	±2.0 pts	11.8%	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 66439
Group	ZIP 66439	Kansas	United States
White alone, not Hispanic or Latino	66.7%	72.7%	57.4%
Black or African American alone, not Hispanic or Latino	1.6%	5.2%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	14.7%	0.4%	0.5%
Asian alone, not Hispanic or Latino	0.3%	2.9%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.1%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.4%	0.4%	0.6%
Two or more races, not Hispanic or Latino	6.6%	4.8%	4.3%
Hispanic or Latino (of any race)	9.7%	13.6%	19.3%

Where ZIP 66439 is

State: Kansas
Main county: Brown County— also overlaps Atchison County, Jackson County
Largest overlapping place: Kickapoo Tribal Center (2% of the ZIP's land area)
Land area: 87.20 sq mi· about 30 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 Brown County

66094 Brown County, KS 66424 Brown County, KS 66425 Brown County, KS 66434 Brown County, KS 66515 Brown County, KS 66527 Brown County, KS 66532 Brown County, KS

See every ZIP code in Kansas, or compare ZIP 66439 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.