DeKalb County, TN ZIP Codes
7 ZIP codes cover all or part of DeKalb County, Tennessee: 37166, 37012, 38582, 37095, 37059, 38567 and 38569. The Census Bureau counts 20,959 residents in the county, with a median household income of $53,153 and a median home value of $235,500. Median household income ranges from $49,265 in 37012 to $100,368 in 38567. Its largest communities include Smithville, Alexandria, Dowelltown and Liberty.
DeKalb County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 20,959 |
| Households | 8,652 |
| Median household income | $53,153 |
| Median home value | $235,500 |
| Median age | 41.9 |
| Median rent | $839 |
All 7 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 24,320 |
| Households (sum of ZIP codes) | 9,770 |
| Median household income, range across ZIP codes | $49,265 (37012) to $100,368 (38567) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $58,113 |
| Homeowners | 73.8% |
| Households with kids under 18 | 31.8% |
| Moved in the past year | 8.6% |
| Carrier routes in EDDM2GO's route library | 23 routes, 10,991 homes (7 of 7 ZIP codes) |
Top facts
- Highest median household income in DeKalb County: 38567 ($100,368)
- Most residents: 37166 (15,731 people)
- Highest homeownership: 38582 (95.2% own their home)
- Most households with kids: 38567 (42.2% of households)
- Most new movers: 38582 (14.4% moved in last year)
- Youngest median age: 37059 (38.0 years)
- Highest median home value: 38567 ($340,500)
Every ZIP code in DeKalb County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 37166 | Smithville | 15,731 | 6,300 | $52,797 | $224,300 | 71.8% | 32.6% | 7.6% | 13 | 7,313 | 91% of its land |
| 37012 | Alexandria | 2,118 | 876 | $49,265 | $237,600 | 66.8% | 39.0% | 10.2% | 2 | 1,075 | 58% of its land |
| 38582 | Silver Point | 1,729 | 670 | $93,333 | $245,300 | 95.2% | 27.0% | 14.4% | 2 | 743 | 41% of its land |
| 37095 | Liberty | 1,697 | 740 | $64,792 | $189,200 | 81.2% | 22.7% | 6.8% | 2 | 1,025 | 76% of its land |
| 37059 | Dowelltown | 1,590 | 606 | $49,510 | $232,200 | 63.5% | 24.8% | 9.3% | 2 | 749 | 100% of its land |
| 38567 | Hickman | 1,065 | 424 | $100,368 | $340,500 | 81.8% | 42.2% | 10.9% | 1 | 352 | 12% of its land |
| 38569 | Lancaster | 390 | 154 | — | $362,800 | 85.1% | 24.7% | 10.5% | 1 | 237 | 48% of its land |
A ZIP code is listed for DeKalb County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Smithville — 5,288 residents · 1 ZIP code
- Alexandria — 1,136 residents · 1 ZIP code
- Dowelltown — 434 residents · 1 ZIP code
- Liberty — 406 residents · 1 ZIP code
Rankings
- Richest ZIP codes in DeKalb County — 6 ZIP codes ranked
- ZIP codes with the highest home values in DeKalb County — 6 ZIP codes ranked
- ZIP codes with the highest homeownership in DeKalb County — 6 ZIP codes ranked
- ZIP codes with the most families with kids in DeKalb County — 6 ZIP codes ranked
- ZIP codes with the most new movers in DeKalb County — 6 ZIP codes ranked
- Youngest ZIP codes in DeKalb County — 6 ZIP codes ranked
- Oldest ZIP codes in DeKalb County — 6 ZIP codes ranked
- Fastest-growing ZIP codes in DeKalb County — 5 ZIP codes ranked
Price a mailing to DeKalb County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in DeKalb County, TN?
- 37166, 37012, 38582, 37095, 37059, 38567 and 38569. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of DeKalb County?
- 20,959 residents in 8,652 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in DeKalb County?
- $53,153 for the county as a whole. Its ZIP codes range from $49,265 (37012) to $100,368 (38567).
- Which DeKalb County ZIP code has the highest median household income?
- 38567, at $100,368, among ZIP codes with at least 1,000 residents. See the full ranking of DeKalb County ZIP codes by income.
- How many carrier routes and mailboxes are in DeKalb County?
- For the 7 of 7 ZIP codes in EDDM2GO's stored route library: 23 carrier routes reaching 10,991 residential and 505 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.