PlainZIP

Walnut Creek, CA · standard

ZIP Code 94597

Contra Costa County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

20,277
2,002/sq mi
$132,063
Median income
$1,026,800
Median home value
65.1%
Bachelor's or higher

The verdict

Walnut Creek pairs a top-decile household income with top-decile home values, in a suburban-density, mixed-tenure area.

Top 7%
household income, US ZIPs
Top 2%
home value, US ZIPs
2,002
people per sq mi
46%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 94597 against every reporting US ZIP.

ZIP code 94597 is a densely settled ZIP (a standard USPS delivery area) in Walnut Creek, Contra Costa County, California, with 20,277 residents across 10.1 square miles, a density of 2,002 people per square mile, in the Los Angeles time zone.

ZIP 94597 skews affluent, with a median household income of $132,063 (30% above the California average), while per-capita income is $72,923. 8.1% of residents live below the poverty line, and the unemployment rate reads 7.3%. On housing, the median home value is $1,026,800 (33% above the state average) with median rent at $2,661 per month, and 46.4% of occupied units are owner-occupied.

This is a highly-educated ZIP: 65.1% of adults hold a bachelor's degree or higher, the median age is 39.1, and the average commute is 32 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Contra Costa County, letting you compare 94597 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 94597

Top 5 sectors by establishment count in Walnut Creek, CA

Which industries have the most business establishments in ZIP 94597.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 94597, Walnut Creek, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

20,277

Population

10.1

Area (sq mi)

2,002

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 94597?

39.1

Median Age

50.1%

Male

49.9%

Female

26.2%

Foreign-Born

White 55.1%
African American 3.6%
Asian 20.4%
American Indian or Alaska Native 1.8%
Native Hawaiian or Pacific Islander 0.4%
Two or More Ethnicities 15.7%
Hispanic or Latino 18.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$132,063

Median Household Income

+30% vs state

$72,923

Per Capita Income

8.1%

Poverty Rate

7.3%

Unemployment Rate

32.0 min

Mean Commute Time

How ZIP 94597 ranks nationally

Walnut Creek, CA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$132,063 Top 7% higher than 93% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 75.6%
Bachelor's Degree or Higher 65.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

11,249

Total Housing Units

10,782

Occupied Units

467

Vacant Units

2.13

Avg Household Size

Occupancy Type

Owner 46.4%
Renter 53.6%

$1,026,800

Median Home Value

+33% vs state

$2,661

Median Rent

1981

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+5.3%

YoY Change (2024)

324

HPI Index (2000 = 100)

+224%

Total Change Since 2000

Home values in ZIP 94597 have increased 5.3% over the past year (2024). Since 2000, this ZIP has seen +224% cumulative appreciation.

Year Annual Change HPI Index
2020 +1.1% 234
2021 +6.1% 249
2022 +12.9% 281
2023 +9.5% 307
2024 +5.3% 324

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 680 business establishments in ZIP 94597, employing approximately 9,694 people with a combined annual payroll of $1,107,366,000.

680

Businesses

9,694

Employees

$1.1B

Annual Payroll

17

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 141 20.7%
Finance and insurance 75 11.0%
Health care and social assistance 68 10.0%
Other services (except public administration) 63 9.3%
Construction 61 9.0%
Real estate and rental and leasing 57 8.4%
Retail trade 40 5.9%
Accommodation and food services 37 5.4%
Administrative and support and waste management and remediation services 35 5.2%
Wholesale trade 24 3.5%
Information 19 2.8%
Arts, entertainment, and recreation 18 2.6%
Educational services 16 2.4%
Management of companies and enterprises 12 1.8%
Manufacturing 6 0.9%
Transportation and warehousing 5 0.7%
Utilities 3 0.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 94597 vs 94523 →

ZIP 94597 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 94597 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 94597 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 94597 ranks #7 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
94523 Pleasant Hill, CA 33,569 2.5 mi
94595 Walnut Creek, CA 16,425 3.2 mi
94596 Walnut Creek, CA 20,037 2.7 mi
94549 Lafayette, CA 26,864 2.8 mi
94518 Concord, CA 26,778 3.5 mi
94598 Walnut Creek, CA 25,818 4.1 mi
94520 Concord, CA 37,208 5.6 mi
94575 Moraga, CA 974 5.7 mi
94507 Alamo, CA 14,889 5.4 mi
94556 Moraga, CA 15,229 5.9 mi

More ZIP Codes in Contra Costa County

94565 standard
Pittsburg, CA
Pop: 84,641
94509 standard
Antioch, CA
Pop: 62,439
94806 standard
San Pablo, CA
Pop: 59,861
94513 standard
Brentwood, CA
Pop: 54,605
94553 standard
Martinez, CA
Pop: 47,065
94521 standard
Concord, CA
Pop: 41,249

Related Areas

Contra Costa County Walnut Creek, CA California

Frequently Asked Questions

What county is ZIP code 94597 in? ▼
ZIP code 94597 (Walnut Creek) is located in Contra Costa County, California. Contra Costa County contains multiple ZIP codes, see the full list at /counties/contra-costa-ca.
What is the population of ZIP code 94597? ▼
ZIP code 94597 in Walnut Creek, CA has a population of 20,277 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 94597? ▼
The median household income in ZIP 94597 is $132,063, which is 73% above the national average of $76,288.
What is the average home value in ZIP 94597? ▼
The median home value in ZIP 94597 is $1,026,800, which is 269% above the national average of $278,155.
What is the demographic makeup of ZIP 94597? ▼
The largest racial group in ZIP 94597 is White at 55.1%. Hispanic or Latino residents make up 18.4% of the population.
How many businesses are in ZIP code 94597? ▼
ZIP code 94597 has 680 business establishments employing approximately 9,694 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 94597? ▼
The top industries by establishment count in ZIP 94597 are: Professional, scientific, and technical services (141), Finance and insurance (75), Health care and social assistance (68). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 94597? ▼
According to the FHFA House Price Index, home values in ZIP 94597 increased by 5.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 224%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 94597? ▼
In ZIP code 94597, 75.6% of residents aged 25+ have a high school diploma or higher, and 65.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 94597? ▼
The mean commute time for workers in ZIP code 94597 is 32.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 94597? ▼
In ZIP code 94597, approximately 46.4% of occupied housing units are owner-occupied and 53.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 94597? ▼
The poverty rate in ZIP code 94597 is 8.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.