| City: | Bartow, Florida |
| County: | Polk County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:35:43 PM |
| Population: | No Population Data |
| Area Code: | 863 |
| Classification: | PO Box |
| Coordinates: | 27.8993, -81.8271 |
| Quick Link: |
ZIP 33831 serves as a PO Box facility in downtown Bartow, Florida's county seat. The post office maintains 399 PO Boxes at S Central Ave, supporting both residents and the 234 businesses that use this address. While Bartow itself has standard street delivery through neighboring ZIP 33830, this facility provides an alternative mailing option for the downtown commercial district.
The single street in this ZIP's address database reflects the post office's own location rather than a delivery territory. Bartow sits in Polk County between Tampa and Orlando, part of the Lakeland metro area. The city functions as a government and commercial center for the county, which explains the relatively high business count for a PO Box-only ZIP code.
The single street entry for S Central Ave represents the post office building itself rather than a delivery route. This is typical for dedicated PO Box facilities in downtown areas.
ZIP Code 33831 supports both business and residential activity. According to the Business Census (2024), there are 18 business establishments, employing about 342 people with an annual payroll of $15,420,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 4,309Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 18Source: CBP |
| 1st Quarter Payroll: | $3,569,000Source: CBP |
| Annual Payroll: | $15,420,000Source: CBP |
| # of Employees: | 342Source: CBP |
ZIP Code 33831 is located in Polk County, Florida, within the Lakeland-Winter Haven, FL Metropolitan Statistical Area (CBSA 29460) and Florida's 18th Congressional District. This Metro area has a population of 760,961 people, about 0.00% of whom live in ZIP Code 33831. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Lakeland-Winter Haven, FLSource: Census |
| CBSA Number: | 29460Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 760,961Source: Census |
| MSA: | Lakeland-Winter Haven, FL MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 18Source: USPS |
| Congressional Land Area: | 1512.55 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 1203675Source: Census |
| Place Name: | Bartow city; FloridaSource: Census |
We could not locate which school district 33831 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on January 1, 2026.