Timber Creek is located in Marshall County, Iowa. Timber Creek has a 2025 population of 9,990 . Timber Creek is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Timber Creek is $90,363 with a poverty rate of 6.82%. The median age in Timber Creek is 35.8 years: 34.6 years for males, and 41.4 years for females. For every 100 females there are 89.2 males.
Data after 2023 is projected based on recent change
The racial composition of Timber Creek includes 75.9% White, 6.02% Asian, 5.07% other race, and smaller percentages for Native American, Black or African American and multiracial populations.
White (75.9%)
Two or more races (10.84%)
Asian (6.02%)
Other race (5.07%)
Native American (1.46%)
Black or African American (0.72%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 7,582 | 75.9% |
| Two or more races | 1,083 | 10.84% |
| Asian | 601 | 6.02% |
| Other race | 506 | 5.07% |
| Native American | 146 | 1.46% |
| Black or African American | 72 | 0.72% |
Married
Widowed
Divorced
Separated
Never Married
Timber Creek's average per capita income is $45,906. Household income levels show a median of $81,177. The poverty rate stands at 6.82%.
Name | Median | Mean |
|---|---|---|
| Married Families | $95,705 | - |
| Families | $93,532 | $105,106 |
| Households | $81,177 | $90,363 |
| Non Families | $44,030 | $55,440 |
Average Income
Median Household Income
Poverty Rate