US ZIP Code
45042

Middletown, OH

Butler County  ·  Ohio

● Active
👥 28,217 Population ↑ 3% since 2019
💰 $66,732 Median HH Income
▼ 13% below avg ↑ 19% since 2019
🎂 41.1 Median Age
🏠 $192,400 Median Home Value
▼ 31% below avg ↑ 34% since 2019
🎓 31.6% College Grads
▼ 18% below avg
📊 3.4% Unemployment
▼ 31% below avg ↓ 48% since 2019
ZIP Code Details
ZIP Code45042
CityMiddletown
StateOhio (OH)
CountyButler County
Area Code283/513
Elevation852 ft
Latitude39.556885
Longitude-84.420158
TimezoneNew York (DST)
FIPS39017
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.2% (13,880) Female 50.8% (14,337) ♀

Race & Ethnicity

White: 88.4%Hispanic: 2.7%Black: 3.8%Asian: 0.7%Other: 4.4%Race
White88.4%
Hispanic2.7%
Black3.8%
Asian0.7%
Other4.4%

Age Breakdown

Under 5
5%
5–17
18%
18–24
8%
25–44
23%
45–64
27%
65+
9%

Key Indicators

Median Age41.1 yrs
Avg Household Size2.40
Below Poverty12.4% ▲ 24% above avg
College Grads31.6% ▼ 18% below avg
Unemployment3.4% ▼ 31% below avg
No HS Diploma237 (1.3%)
HS Graduate6,724 (37.1%)
Some College2,774 (15.3%)
Associates2,651 (14.6%)
Bachelors2,016 (11.1%)
Graduate Degree3,700 (20.4%)

Education

No HS: 1.3%HS Grad: 37.1%Some College: 15.3%Associates: 14.6%Bachelors: 11.1%Graduate: 20.4%Edu
No HS1.3%
HS Grad37.1%
Some College15.3%
Associates14.6%
Bachelors11.1%
Graduate20.4%
Housing & Income

Housing Tenure

Owner: 71.8%Renter: 28.2%Tenure
Owner71.8%
Renter28.2%

Home Value Distribution

Under $50k
3%
$50k–100k
14%
$100k–150k
16%
$150k–200k
20%
$200k–300k
29%
$300k–500k
16%
Over $500k
2%

Financials

Median HH Income$66,732 ▼ 13% below avg ↑ 19% since 2019
Median Home Value$192,400 ▼ 31% below avg ↑ 34% since 2019
Home/Income Ratio2.9x (nat avg ~3.5x)
Median Rent$950/mo ↑ 7% since 2019
Total Units12,324
Vacant Units642
Avg HH Size2.40

Income Distribution

Under $25k
18%
$25k–50k
19%
$50k–75k
17%
$75k–100k
15%
$100k–150k
18%
$150k–200k
8%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
90%
Walked
1%
Work From Home
9%

Commute Time

Under 15 min
24%
15–30 min
39%
30–45 min
27%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
18%
1960s–1970s
12%
1980s–1990s
10%
2000+
57%

Summary

Total Units12,324
Vacant642
Owner Occupied71.8%
Renter Occupied28.2%
Avg HH Size2.40
Frequently Asked Questions
ZIP code 45042 is in Middletown, OH, in Butler County.
ZIP code 45042 is located in Ohio (OH).
ZIP code 45042 is in Butler County, OH.
ZIP 45042 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 45042 is 28,217 people (ACS 2023).
The median household income in ZIP code 45042 is $66,732 (ACS 2023).
The median home value in ZIP 45042 is $192,400 (ACS 2023).
About ZIP Code 45042

ZIP code 45042 is located in Middletown, Ohio, within Butler County. With a population of 28,217, this is a moderately populated ZIP code with a middle-aged community — the median age is 41.1 years. Economically, 45042 is a solidly middle-class ZIP code: the median household income of $66,732 is near the national average.

Real estate in ZIP code 45042 represents an affordable housing market. The median home value of $192,400 is below the national average. Renters can expect to pay around $950 per month in median rent. Homeownership is strong here — 71.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 34% since 2019.

The population of 45042 is primarily White (88.40%). Residents are moderately educated — 31.6% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 12.4%. Household income has grown by 19% since 2019.

The unemployment rate in 45042 stands at 3.4%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 82%.

Overall, ZIP code 45042 in Middletown, OH is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 28,217 residents, a median household income of $66,732, and a median home value of $192,400, it offers a clear picture of life in this part of Ohio.