ZIP Code Tabulation Area · Ohio

ZIP Code 45042: Butler County, OH

ZIP Code 45042 (Butler County, Ohio) has an estimated 27,652 residents in 11,578 households. The median household income is $69,520, the median home value is $202,200 and the median gross rent is $922/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

27,652

Margin of error ±1,236

Median household income

$69,520

Margin of error ±$3,969

Median home value

$202,200

Margin of error ±$10,291

Median gross rent

$922/mo

Margin of error ±$75

Median age

41.6 yrs

Margin of error ±2.0 yrs

Mean travel time to work

25.3 min

Margin of error ±2.9 min

How ZIP 45042 compares with Ohio 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 4504241.6 yrsOhio39.7 yrsUnited States38.9 yrs

Median household income

ZIP 45042$69,520Ohio$71,389United States$80,734

Per capita income

ZIP 45042$39,573Ohio$40,552United States$44,673

Poverty rate

ZIP 4504211.0%Ohio13.3%United States12.5%

Unemployment rate

ZIP 450422.9%Ohio4.8%United States5.2%

Bachelor's degree or higher

ZIP 4504221.2%Ohio31.5%United States35.7%

Median home value

ZIP 45042$202,200Ohio$214,800United States$332,700

Median gross rent

ZIP 45042$922/moOhio$1,034/moUnited States$1,413/mo

Owner-occupied homes

ZIP 4504272.2%Ohio67.2%United States65.2%

Mean travel time to work

ZIP 4504225.3 minOhio23.4 minUnited States26.4 min

Worked from home

ZIP 450429.5%Ohio13.0%United States15.1%

All figures for ZIP 45042

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 45042 — ACS 2020–2024 5-year estimates
Measure	ZIP 45042	Margin of error	Ohio	United States
Total population	27,652	±1,236	11,810,293	334,922,499
Median age	41.6 yrs	±2.0 yrs	39.7 yrs	38.9 yrs
Households	11,578	±592	4,863,191	129,227,496
Median household income	$69,520	±$3,969	$71,389	$80,734
Per capita income	$39,573	±$2,952	$40,552	$44,673
Poverty rate	11.0%	±1.8 pts	13.3%	12.5%
Unemployment rate	2.9%	±1.0 pts	4.8%	5.2%
Bachelor's degree or higher	21.2%	±2.3 pts	31.5%	35.7%
Median home value	$202,200	±$10,291	$214,800	$332,700
Median gross rent	$922/mo	±$75	$1,034/mo	$1,413/mo
Owner-occupied homes	72.2%	±3.9 pts	67.2%	65.2%
Mean travel time to work	25.3 min	±2.9 min	23.4 min	26.4 min
Worked from home	9.5%	±1.6 pts	13.0%	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 45042
Group	ZIP 45042	Ohio	United States
White alone, not Hispanic or Latino	87.9%	75.8%	57.4%
Black or African American alone, not Hispanic or Latino	2.6%	12.0%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.1%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.4%	2.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.2%	0.4%	0.6%
Two or more races, not Hispanic or Latino	4.7%	4.3%	4.3%
Hispanic or Latino (of any race)	4.0%	4.8%	19.3%

Where ZIP 45042 is

State: Ohio
Main county: Butler County— also overlaps Preble County, Montgomery County, Warren County
Largest overlapping place: Middletown (17% of the ZIP's land area)
Land area: 49.19 sq mi· about 562 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 Butler County

45011 Butler County, OH 45013 Butler County, OH 45014 Fairfield, OH 45015 Hamilton, OH 45044 Middletown, OH 45050 Monroe, OH 45053 Butler County, OH 45055 Butler County, OH 45056 Butler County, OH 45062 Seven Mile, OH 45064 Butler County, OH 45067 Trenton, OH 45069 Butler County, OH

See every ZIP code in Ohio, or compare ZIP 45042 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.