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City ZIP codes · Tennessee

Maryville, TN ZIP Codes

4 ZIP codes use the postal name Maryville, Tennessee (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 3 residential and 1 for PO boxes or a single organization. Median household income runs from $73,508 in 37801 to $83,446 in 37803 (Census Bureau, ACS 2020-2024). Maryville's most populous ZIP code is 37803, with 33,822 people (ACS 2020-2024); 7% of its land is in the city of Maryville.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Maryville's ZIP codes?

37801: $74k median household income37803: $83k median household income37804: $79k median household income37801378033780437801: $74k median household income37803: $83k median household income37804: $79k median household income37801378033780437801: $74k median household income37803: $83k median household income37804: $79k median household income378013780337804
The 3 residential ZIP codes named Maryville, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Maryville's ZIP codes?

The highest median household income is in 37803 ($83,446), the lowest in 37801 ($73,508). Home values run from $272,500 in 37804 to $356,100 in 37803.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 3 residential ZIP codes of Maryville

Residential ZIP codes with the postal name Maryville, TN, largest first (ACS 2020-2024); sort by any column
County
37803 Blount County 33,822 385 $83k $356k
37801 Blount County 28,090 405 $74k $320k
37804 Blount County 27,382 786 $79k $273k

Download the 4 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Maryville

1 ZIP code named Maryville has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Maryville, TN: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
37802Blount County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Maryville's ZIP codes reach?

Maryville's residential ZIP codes lie in 2 counties: Blount County (3 ZIP codes mainly there), Monroe County (part of a ZIP code).

Which places do Maryville's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Maryville's residential ZIP codes cover Maryville itself and 3 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Alcoa 37804
  • Eagleton Village census-designated 37804
  • Wildwood census-designated 37804

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Maryville's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Maryville starts with 378.

Three-digit prefixes of Maryville's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Maryville's
PrefixSectional centerHereAll codes
378 Knoxville, TN (SCF 377) 4 67

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.