Fairfield, OH ZIP Codes
One ZIP code serves Fairfield, Ohio: 45014. Together they are home to 45,773 residents in 18,888 households.
Fairfield city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 44,828 |
| Households | 18,428 |
| Median household income | $77,937 |
| Median home value | $234,500 |
| Median age | 38.1 |
| Median rent | $1,242 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 45,773 |
| Households (sum of ZIP codes) | 18,888 |
| Median household income, range across ZIP codes | $75,661 (45014) to $75,661 (45014) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $75,661 |
| Homeowners | 62.8% |
| Households with kids under 18 | 27.8% |
| Moved in the past year | 9.1% |
| Carrier routes in EDDM2GO's route library | 29 routes, 19,387 homes (1 of 1 ZIP codes) |
Every ZIP code in Fairfield
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 45014 | Fairfield | 45,773 | 18,888 | $75,661 | $232,400 | 62.8% | 27.8% | 9.1% | 29 | 20,970 | 86% of its land; mailing city |
A ZIP code is listed for Fairfield when at least 10% of its land lies inside Fairfield city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Fairfield. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Fairfield.
Counties
- Butler County — 17 ZIP codes
Price a mailing to Fairfield ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Fairfield, OH?
- 45014. A ZIP code is listed for Fairfield when at least 10% of its land lies inside Fairfield city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Fairfield.
- What is the population of Fairfield, OH?
- The Census Bureau counts 44,828 residents inside Fairfield city limits (ACS 2020–2024). The 1 ZIP code that serve Fairfield hold 45,773 residents in all.
- What is the median household income in Fairfield, OH?
- $77,937 inside Fairfield city limits, per the Census Bureau. Across its ZIP codes the medians run from $75,661 to $75,661.
- How many carrier routes and mailboxes are in Fairfield, OH?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 29 carrier routes reaching 19,387 residential and 1,582 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.