Fairfield, TN ZIP Codes
One ZIP code serves Fairfield, Tennessee: 37186. Together they are home to 10,709 residents in 3,810 households. That is more than the 351 people counted inside Fairfield Census-designated place, because these ZIP codes reach past its boundary.
Fairfield Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 351 |
| Households | 107 |
| Median household income | not published |
| Median home value | not published |
| Median age | 43.2 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 10,709 |
| Households (sum of ZIP codes) | 3,810 |
| Median household income, range across ZIP codes | $59,545 (37186) to $59,545 (37186) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $59,545 |
| Homeowners | 70.6% |
| Households with kids under 18 | 38.9% |
| Moved in the past year | 8.3% |
| Carrier routes in EDDM2GO's route library | 9 routes, 4,549 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 37186 | Westmoreland | 10,709 | 3,810 | $59,545 | $221,500 | 70.6% | 38.9% | 8.3% | 9 | 4,649 | 1% of its land |
A ZIP code is listed for Fairfield when at least 10% of its land lies inside the Fairfield Census-designated place, 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
- Sumner County — 9 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, TN?
- 37186. A ZIP code is listed for Fairfield when at least 10% of its land lies inside the Fairfield Census-designated place, 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, TN?
- The Census Bureau counts 351 residents inside Fairfield Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Fairfield hold 10,709 residents in all.
- What is the median household income in Fairfield, TN?
- Across its ZIP codes the medians run from $59,545 to $59,545.
- How many carrier routes and mailboxes are in Fairfield, TN?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 9 carrier routes reaching 4,549 residential and 100 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.