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Niwot, Colorado
Census-designated place
The old Niwot Tribune office on 2nd Avenue
Location of the Niwot CDP in Boulder County, Colorado
Niwot Location of the Niwot CDP in the United States
Coordinates: 40°05′53″N 105°09′19″W / 40.0980019°N 105.1552320°W / 40.0980019; -105.1552320 (Niwot CDP, Colorado)
Country	United States
State	Colorado
County	Boulder County
Named for	Chief Niwot
Government
• Type	unincorporated town
Area
• Total	4.005 sq mi (10.374 km)
• Land	3.996 sq mi (10.350 km)
• Water	0.009 sq mi (0.024 km)
Elevation	5,167 ft (1,575 m)
Population
• Total	4,306
• Density	1,003/sq mi (387/km)
Time zone	UTC-7 (MST)
• Summer (DST)	UTC-6 (MDT)
ZIP Code	80503, 80544
Area codes	303 & 720
GNIS feature	Niwot CDP

Niwot is an unincorporated town, a post office, and a census-designated place (CDP) located in and "governed by," Boulder County, Colorado, United States. The CDP is a part of the Boulder, Colorado Metropolitan Statistical Area. The Niwot post office has the ZIP Codes 80503 and 80544 (for post office boxes). At the United States Census 2020, the population of the Niwot CDP was 4,306.

History※

Niwot is named for Arapaho Chief Niwot, a tribal leader in the Boulder area during the nineteenth century. The name means "left-handed".

The town of Niwot was first platted in 1875 along either side of the Colorado Central Railroad. Initially, the town's commercial district was——to the west of the railroad, while the residential was——to the east. By the early 1900s, the bulk of the town shifted to the east side of the track, while the buildings to the west were either relocated. Or burned down.

This locality is recognized for being the headquarters of footwear company Crocs, Inc. for more than a decade prior to June 2020.

Geography※

Niwot is located along State Highway 119, halfway between Boulder and Longmont.

The Niwot CDP has an area of 2,563 acres (10.374 km), including 5.9 acres (0.024 km) of water.

Climate※

Demographics※

As of the 2020 census, there were 4,306 people and 1,541 households residing in the CDP. The population density was 1,076.5 people per square mile. The racial makeup of the CDP was 86.2% White, 0.9% African American, 0.3% Native American, 4.7% Asian, 0.1% Pacific Islander, 3.1% from other races, and 4.6% from two/more races. Hispanic or Latino of any race were 5.1% of the population.

According to the U.S. Census Bureau's American Community Survey data estimates for 2019, there were 1,541 households, out of which 31.9% had children under the age of 18 living with them, 63.4% were married couples living together, and 28.5% were non-families. The average household size was 2.51 and the average family size was 3.00.

The median income for a household in the CDP was $118,914, and the median income for a family was $179,038. Males had a median income of $81,813 versus $39,279 for females. The per capita income for the CDP was $74,961. About 2.9% of families and 6.0% of the population were below the poverty line, including 3.8% of those under age 18 and 3.8% of those age 65 or over.

The United States Census Bureau initially defined the Niwot CDP for the 1990 United States Census.