Boulder Creek, CA Profile: Facts, Map & Data


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Boulder Creek, California - Basic Facts

The Boulder Creek Census Designated Place had a population of 5,052 as of July 1, 2018. Boulder Creek ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Boulder Creek is located at latitude 37.1341 and longitude -122.1272 in Santa Cruz County. The formal boundaries for the Boulder Creek Census Designated Place (see map below) encompass a land area of 7.51 sq. miles and a water area of 0 sq. miles. Santa Cruz County is in the Pacific time zone (GMT -8). The elevation is 479 feet.

The Boulder Creek Census Designated Place (GNIS ID: 2407892) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Boulder Creek Census Designated Place is located within San Lorenzo Valley CCD of Santa Cruz County.

Beneath the boundary map are tables with Boulder Creek population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

Alternate Unofficial Names for Boulder Creek: Boulder, Lorenzo.

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Boulder Creek Census Designated Place, CA Boundary Map

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Boundary Maps: San Lorenzo Valley CCD | Santa Cruz County | California Counties

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Boulder Creek, CA Data & Demographics (As of July 1, 2018)


Total Population 5,052
Population in Households 5,052
Population in Familes 3,717
Population in Group Qrtrs 0
Population Density2 673
Diversity Index3 36


Median Household Income $88,550
Average Household Income $117,654
Per Capita Income $49,859


Total Housing Units 2,484 (100%)
Owner Occupied HU 1,549 (62.4%)
Renter Occupied HU 609 (24.5%)
Vacant Housing Units 325 (13.1%)
Median Home Value $592,697
Average Home Value $664,242


Total Households 2,159
Average Household Size 2.34
Family Households 1,308
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.31% 0.35%
Households 0.2% 0.27%
Families 0.36% 0.27%
Median Household Income   3.43%
Per Capita Income   3.6%

Boulder Creek, CA - Peer Comparisons by Rank and Percentile

The table below compares Boulder Creek to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 647 57th
Population Density # 866 43rd
Diversity Index # 1296 15th
Median Household Income # 306 80th
Per Capita Income # 258 83rd

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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