Middletown, OH ZIP Codes
3 ZIP codes serve Middletown, Ohio: 45044, 45005 and 45042. Together they are home to 116,120 residents in 44,778 households. That is more than the 51,617 people counted inside Middletown city limits, because these ZIP codes reach past its boundary. Median household income ranges from $69,520 in 45042 to $75,399 in 45005.
Middletown city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 51,617 |
| Households | 21,422 |
| Median household income | $57,102 |
| Median home value | $164,400 |
| Median age | 38.6 |
| Median rent | $1,007 |
All 3 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 116,120 |
| Households (sum of ZIP codes) | 44,778 |
| Median household income, range across ZIP codes | $69,520 (45042) to $75,399 (45005) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $73,112 |
| Homeowners | 68.1% |
| Households with kids under 18 | 32.1% |
| Moved in the past year | 10.8% |
| Carrier routes in EDDM2GO's route library | 69 routes, 48,254 homes (3 of 3 ZIP codes) |
Top facts
- Highest median household income in Middletown: 45005 ($75,399)
- Most residents: 45044 (56,217 people)
- Highest homeownership: 45005 (74.6% own their home)
- Most households with kids: 45044 (35.9% of households)
- Most new movers: 45044 (12.1% moved in last year)
- Youngest median age: 45044 (36.8 years)
- Highest median home value: 45044 ($241,600)
Every ZIP code in Middletown
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 45044 | Middletown | 56,217 | 20,589 | $73,732 | $241,600 | 61.9% | 35.9% | 12.1% | 33 | 23,336 | 38% of its land; mailing city |
| 45005 | Franklin | 32,251 | 12,611 | $75,399 | $218,600 | 74.6% | 30.4% | 9.2% | 19 | 14,672 | 9% of its land |
| 45042 | Middletown | 27,652 | 11,578 | $69,520 | $202,200 | 72.2% | 27.2% | 10.0% | 17 | 12,380 | 17% of its land; mailing city |
A ZIP code is listed for Middletown when at least 10% of its land lies inside Middletown city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Middletown. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Middletown.
Counties
- Butler County — 17 ZIP codes
- Warren County — 18 ZIP codes
Nearby cities sharing these ZIP codes
Price a mailing to Middletown ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Middletown, OH?
- 45044, 45005 and 45042. A ZIP code is listed for Middletown when at least 10% of its land lies inside Middletown city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Middletown.
- What is the population of Middletown, OH?
- The Census Bureau counts 51,617 residents inside Middletown city limits (ACS 2020–2024). The 3 ZIP codes that serve Middletown hold 116,120 residents in all.
- What is the median household income in Middletown, OH?
- $57,102 inside Middletown city limits, per the Census Bureau. Across its ZIP codes the medians run from $69,520 to $75,399.
- Which Middletown ZIP code has the highest median household income?
- 45005, at $75,399, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Middletown, OH?
- For the 3 of 3 ZIP codes in EDDM2GO's stored route library: 69 carrier routes reaching 48,254 residential and 2,136 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.