Decatur County, IA ZIP Codes
9 ZIP codes cover all or part of Decatur County, Iowa. The Census Bureau counts 7,759 residents in the county, with a median household income of $59,044 and a median home value of $113,900. Median household income ranges from $57,443 in 50140 to $63,333 in 50144. Its largest communities include Lamoni, Leon, Van Wert, Garden Grove and Grand River.
Decatur County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 7,759 |
| Households | 3,055 |
| Median household income | $59,044 |
| Median home value | $113,900 |
| Median age | 36.1 |
| Median rent | $611 |
All 9 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 8,462 |
| Households (sum of ZIP codes) | 3,361 |
| Median household income, range across ZIP codes | $57,443 (50140) to $63,333 (50144) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $60,537 |
| Homeowners | 71.1% |
| Households with kids under 18 | 27.1% |
| Moved in the past year | 16.3% |
| Carrier routes in EDDM2GO's route library | 12 routes, 2,628 homes (5 of 9 ZIP codes) |
Top facts
- Highest median household income in Decatur County: 50144 ($63,333)
- Most residents: 50140 (2,842 people)
- Highest homeownership: 50140 (63.5% own their home)
- Most households with kids: 50144 (31.2% of households)
- Most new movers: 50140 (22.8% moved in last year)
- Youngest median age: 50140 (30.3 years)
- Highest median home value: 50144 ($130,800)
Every ZIP code in Decatur County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50140 | Lamoni | 2,842 | 987 | $57,443 | $121,900 | 63.5% | 24.1% | 22.8% | 4 | 1,018 | 69% of its land |
| 50144 | Leon | 2,692 | 1,092 | $63,333 | $130,800 | 63.4% | 31.2% | 13.9% | 5 | 1,253 | 100% of its land |
| 50065 | Davis City | 517 | 208 | $49,423 | $92,500 | 82.7% | 24.0% | 11.7% | — | — | 100% of its land |
| 50264 | Weldon | 502 | 228 | $64,545 | $136,100 | 78.1% | 46.5% | 31.7% | 1 | 186 | 45% of its land |
| 50147 | Lineville | 463 | 213 | $38,281 | $102,900 | 85.9% | 17.4% | 4.0% | — | — | 47% of its land |
| 50103 | Garden Grove | 453 | 199 | $64,063 | $94,100 | 86.4% | 27.1% | 4.2% | — | — | 100% of its land |
| 50108 | Grand River | 376 | 181 | $38,125 | $46,300 | 69.6% | 10.5% | 6.2% | 1 | 204 | 88% of its land |
| 50067 | Decatur | 354 | 120 | $43,750 | $105,800 | 99.2% | 39.2% | 9.9% | — | — | 100% of its land |
| 50262 | Van Wert | 263 | 133 | $81,875 | $83,800 | 91.0% | 13.5% | 14.5% | 1 | 151 | 100% of its land |
A ZIP code is listed for Decatur 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
- Lamoni — 2,207 residents · 1 ZIP code
- Leon — 1,899 residents · 1 ZIP code
- Van Wert — 188 residents · 1 ZIP code
- Garden Grove — 171 residents · 1 ZIP code
- Grand River — 166 residents · 1 ZIP code
- Davis City — 160 residents · 1 ZIP code
- Pleasanton — 61 residents · 1 ZIP code
- Le Roy — 19 residents · 3 ZIP codes
Price a mailing to Decatur County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Decatur County, IA?
- 50140, 50144, 50065, 50264, 50147, 50103, 50108, 50067 and 50262. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Decatur County?
- 7,759 residents in 3,055 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Decatur County?
- $59,044 for the county as a whole. Its ZIP codes range from $57,443 (50140) to $63,333 (50144).
- Which Decatur County ZIP code has the highest median household income?
- 50144, at $63,333, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Decatur County?
- For the 5 of 9 ZIP codes in EDDM2GO's stored route library: 12 carrier routes reaching 2,628 residential and 183 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.