Loudon, TN ZIP code
The ZIP code for Loudon, Tennessee is 37774. It is in Loudon County.
- Population in these ZIPs
- 21,784
- Avg. median income
- $87,700population-weighted
- Typical home value
- $499,700population-weighted
- Metro area
- Knoxville, TN
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Loudon, TN ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 37774 | 21,784 | $87,718 | $499,700 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Loudon
- Philadelphia 8 mi
- Lenoir City 8 mi
- Kingston 10 mi
- Sweetwater 11 mi
- Greenback 11 mi
- Friendsville 14 mi
- Madisonville 15 mi
- Ten Mile 17 mi
- Harriman 17 mi
- Niota 18 mi
- Louisville 18 mi
- Vonore 20 mi
Frequently asked questions
What is the ZIP code for Loudon, TN?
The ZIP code for Loudon, TN is 37774.
What county is Loudon, Tennessee in?
Loudon ZIP codes are in Loudon County.