Caldwell County, NC ZIP Codes
7 ZIP codes cover all or part of Caldwell County, North Carolina: 28645, 28630, 28638, 28605, 28606, 28611 and 28667. The Census Bureau counts 80,536 residents in the county, with a median household income of $56,425 and a median home value of $192,200. Median household income ranges from $51,650 in 28645 to $76,477 in 28605. Its largest communities include Lenoir, Sawmills, Granite Falls, Hudson and Gamewell.
Caldwell County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 80,536 |
| Households | 32,919 |
| Median household income | $56,425 |
| Median home value | $192,200 |
| Median age | 45.4 |
| Median rent | $744 |
All 7 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 84,537 |
| Households (sum of ZIP codes) | 34,636 |
| Median household income, range across ZIP codes | $51,650 (28645) to $76,477 (28605) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $57,917 |
| Homeowners | 73.4% |
| Households with kids under 18 | 25.5% |
| Moved in the past year | 8.0% |
| Carrier routes in EDDM2GO's route library | 65 routes, 37,070 homes (6 of 7 ZIP codes) |
Top facts
- Highest median household income in Caldwell County: 28605 ($76,477)
- Most residents: 28645 (45,997 people)
- Highest homeownership: 28606 (82.7% own their home)
- Most households with kids: 28638 (35.3% of households)
- Most new movers: 28605 (13.3% moved in last year)
- Youngest median age: 28638 (38.0 years)
- Highest median home value: 28605 ($552,400)
Every ZIP code in Caldwell County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 28645 | Lenoir | 45,997 | 19,175 | $51,650 | $175,500 | 70.9% | 24.3% | 7.7% | 35 | 21,552 | 96% of its land |
| 28630 | Granite Falls | 19,382 | 7,917 | $63,835 | $202,400 | 75.9% | 23.2% | 8.6% | 15 | 8,696 | 99% of its land |
| 28638 | Hudson | 12,363 | 4,671 | $67,135 | $207,500 | 77.1% | 35.3% | 7.6% | 8 | 5,189 | 100% of its land |
| 28605 | Blowing Rock | 3,883 | 1,691 | $76,477 | $552,400 | 74.0% | 22.1% | 13.3% | 4 | 2,074 | 23% of its land |
| 28606 | Boomer | 2,187 | 844 | $56,600 | $95,900 | 82.7% | 26.1% | 1.8% | 2 | 1,005 | 11% of its land |
| 28611 | Collettsville | 424 | 229 | — | — | 100.0% | 32.3% | 18.2% | 1 | 281 | 81% of its land |
| 28667 | Rhodhiss | 301 | 109 | $26,354 | $121,900 | 37.6% | 32.1% | 0.0% | — | — | 87% of its land |
A ZIP code is listed for Caldwell 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
- Lenoir — 18,299 residents · 1 ZIP code
- Sawmills — 5,042 residents · 2 ZIP codes
- Granite Falls — 4,929 residents · 1 ZIP code
- Hudson — 3,772 residents · 1 ZIP code
- Gamewell — 3,689 residents · 1 ZIP code
- Cajah's Mountain — 2,704 residents · 1 ZIP code
- Northlakes — 1,716 residents · 1 ZIP code
- Rutherford College — 1,374 residents · 2 ZIP codes
- Rhodhiss — 1,166 residents · 2 ZIP codes
- Cedar Rock — 306 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Caldwell County — 5 ZIP codes ranked
- ZIP codes with the highest home values in Caldwell County — 5 ZIP codes ranked
- ZIP codes with the highest homeownership in Caldwell County — 5 ZIP codes ranked
- ZIP codes with the most families with kids in Caldwell County — 5 ZIP codes ranked
- ZIP codes with the most new movers in Caldwell County — 5 ZIP codes ranked
- Youngest ZIP codes in Caldwell County — 5 ZIP codes ranked
- Oldest ZIP codes in Caldwell County — 5 ZIP codes ranked
- Fastest-growing ZIP codes in Caldwell County — 5 ZIP codes ranked
Price a mailing to Caldwell County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Caldwell County, NC?
- 28645, 28630, 28638, 28605, 28606, 28611 and 28667. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Caldwell County?
- 80,536 residents in 32,919 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Caldwell County?
- $56,425 for the county as a whole. Its ZIP codes range from $51,650 (28645) to $76,477 (28605).
- Which Caldwell County ZIP code has the highest median household income?
- 28605, at $76,477, among ZIP codes with at least 1,000 residents. See the full ranking of Caldwell County ZIP codes by income.
- How many carrier routes and mailboxes are in Caldwell County?
- For the 6 of 7 ZIP codes in EDDM2GO's stored route library: 65 carrier routes reaching 37,070 residential and 1,725 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.