Walnut Creek, CA Profile: Facts & Data

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Walnut Creek, California - Basic Facts

The City of Walnut Creek had a population of 68,208 as of July 1, 2020.

The primary coordinate point for Walnut Creek is located at latitude 37.9063 and longitude -122.065 in Contra Costa County. The formal boundaries for the City of Walnut Creek encompass a land area of 19.76 sq. miles and a water area of 0.01 sq. miles. Contra Costa County is in the Pacific time zone (GMT -8). The elevation is 171 feet.

The City of Walnut Creek (GNIS ID: 2412174) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Walnut Creek is located within Central Contra Costa CCD of Contra Costa County.


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Walnut Creek, CA Data & Demographics (As of July 1, 2020)

POPULATION

Total Population 68,208 (100%)
Population in Households 67,347 (98.7%)
Population in Families 48,168 (70.6%)
Population in Group Quarters1 861 ( 1.3%)
Population Density 3,452
Diversity Index2 54
 
 

INCOME

Median Household Income $109,845
Average Household Income $161,547
% of Income for Mortgage4 32%
Per Capita Income $76,465
Wealth Index5 244
 

HOUSING

Total HU (Housing Units) 34,409 (100%)
Owner Occupied HU 21,678 (63.0%)
Renter Occupied HU 10,894 (31.7%)
Vacant Housing Units 1,837 ( 5.3%)
Median Home Value $843,909
Average Home Value $894,191
Housing Affordability Index3 77
 

HOUSEHOLDS

Total Households 32,572
Average Household Size 2.07
Family Households 17,307
Average Family Size 3
NOTES
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

GROWTH RATE / YEAR

2010-2020 2020-2025
Population 0.61% 0.7%
Households 0.67% 0.76%
Families 0.65% 0.6%
Median Household Income   1.55%
Per Capita Income   1.88%
Owner Occupied HU   0.49%

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Walnut Creek, CA - Peer Comparisons by Rank and Percentile

The table below compares Walnut Creek to the other 1,521 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2020 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 # 132 91st
Population Density # 393 74th
Median Household Income # 212 86th
Housing Affordability Index # 507 33rd
Per Capita Income # 92 94th
Diversity Index # 953 37th

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

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