ZIP code 45042
Where is ZIP code 45042?
Middletown, Ohio
Butler County · Standard ZIP code
ZIP code 45042 belongs to Middletown, Ohio in Butler County. 45042 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 283, 326, 513 and 937. About 27,652 people live in the 45042 area, where the median household income is $69,520. The closest ZIP codes are 45044 (Middletown, 1.3 mi south), 45005 (Franklin, 4.6 mi east) and 45067 (Trenton, 5.2 mi southwest).
| ZIP code | 45042 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Middletown |
| State | Ohio (OH) |
| County | Butler County |
| Time zone | Eastern Time · now |
| Area codes | 283, 326, 513, 937 |
| Coordinates | 39.5321, -84.3896 map |
| 3-digit prefix | 450 |
Population and income in 45042
| Population | 27,652 · higher than 90% of Ohio ZIP codes |
|---|---|
| People per square mile | 562 · higher than 63% of Ohio ZIP codes |
| Median age | 41.6 years · higher than 51% of Ohio ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $69,520 · lower than 52% of Ohio ZIP codes |
| Income per person | $39,573 |
| Below the poverty line | 11% |
| Bachelor’s degree or higher | 21% of adults 25+ |
| Median home value | $202,200 · higher than 61% of Ohio ZIP codes |
| Median rent | $922 a month |
| Housing units | 12,216 |
| Households | 11,578 (2.38 people on average) |
| Owners / renters | 72% / 28% |
| Land area | 49.19 sq mi (plus 0.65 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 45042. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 45042
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 45044 | Middletown, OH | 1.3 mi S | Standard |
| 45005 | Franklin, OH | 4.6 mi E | Standard |
| 45067 | Trenton, OH | 5.2 mi SW | Standard |
| 45050 | Monroe, OH | 6.4 mi S | Standard |
| 45327 | Germantown, OH | 6.4 mi N | Standard |
| 45055 | Overpeck, OH | 8.7 mi SW | PO Box only |
| 45066 | Springboro, OH | 8.8 mi E | Standard |
| 45062 | Seven Mile, OH | 9.4 mi SW | PO Box only |
| 45342 | Miamisburg, OH | 9.5 mi NE | Standard |
| 45070 | West Elkton, OH | 9.8 mi NW | PO Box only |
| 45325 | Farmersville, OH | 10.8 mi N | Standard |
| 45330 | Gratis, OH | 10.9 mi NW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 45042 or measure the distance to another ZIP code.
How to address mail to 45042
123 MAIN ST
MIDDLETOWN OH 45042
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Bethany and W Middletown: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (45042-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Middletown, OH
All Middletown ZIP codes with population and income →
Questions
- What city is ZIP code 45042?
- 45042 is a Middletown, Ohio ZIP code.
- What county is 45042 in?
- ZIP code 45042 is in Butler County, Ohio.
- What time zone is ZIP code 45042 in?
- 45042 is in the Eastern Time zone (America/New_York).
- What area code is 45042?
- Phone numbers in ZIP code 45042 use area codes 283, 326, 513 and 937.
- What is the population of ZIP code 45042?
- About 27,652 people live in ZIP code 45042, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 45042?
- The median household income in 45042 is $69,520 a year, lower than 52% of Ohio ZIP codes.
- What ZIP codes are near 45042?
- The nearest ZIP codes to 45042 are 45044 (Middletown, 1.3 miles), 45005 (Franklin, 4.6 miles), 45067 (Trenton, 5.2 miles) and 45050 (Monroe, 6.4 miles).