94528 Zip Code (Diablo, CA) Detailed Profile

Estimated zip code population in 2022: 719

March 2022 cost of living index in zip code 94528: 105.3 (more than average, U.S. average is 100)

Land area: 2.3 sq. mi.
Water area: 0.0 sq. mi.

Population density: 307 people per square mile

(very low).

Real estate property taxes paid for housing units in 2022:
Median real estate property taxes paid for housing units with mortgages in 2022: $10,330 (0.5%)
Median real estate property taxes paid for housing units with no mortgage in 2022: $10,572 (0.5%)

For population 25 years and over in 94528:

• High school or higher: 102.4%
• Bachelor's degree or higher: 75.7%
• Graduate or professional degree: 62.4%
• Unemployed: 14.8%
• Mean travel time to work (commute): 50.2 minutes

For population 15 years and over in 94528:

• Never married: 21.0%
• Now married: 72.0%
• Separated: 0.0%
• Widowed: 7.0%
• Divorced: 0.0%

100% urban population.

Averages for the 2004 tax year for zip code 94528, filed in 2005:

Average Adjusted Gross Income (AGI) in 2004: $364,932 (Individual Income Tax Returns)

Here:	$364,932
State:	$58,600

Salary/wage: $210,022 (reported on 66.4% of returns)

Here:	$210,022
State:	$49,455

(% of AGI for various income ranges: 52.5% for AGIs $10k-25k, 50.3% for AGIs $25k-50k, 43.6% for AGIs $50k-75k, 32.4% for AGIs $75k-100k, 37.0% for AGIs over 100k)

Taxable interest for individuals: $17,025 (reported on 74.1% of returns)

This zip code:	$17,025
California:	$2,365

(% of AGI for various income ranges: 9.6% for AGIs $10k-25k, 2.1% for AGIs $25k-50k, 1.9% for AGIs $50k-75k, 8.2% for AGIs $75k-100k, 3.3% for AGIs over 100k)

Taxable dividends: $18,142 (reported on 71.2% of returns)

Here:	$18,142
State:	$4,746

(% of AGI for various income ranges: 10.0% for AGIs $10k-25k, 9.8% for AGIs $25k-50k, 9.6% for AGIs $50k-75k, 5.2% for AGIs $75k-100k, 3.3% for AGIs over 100k)

Net capital gain/loss: +$200,714 (reported on 66.1% of returns)

Here:	+$200,714
State:	+$23,418

(% of AGI for various income ranges: -4.4% for AGIs $10k-25k, -0.5% for AGIs $25k-50k, 7.7% for AGIs $50k-75k, -1.3% for AGIs $75k-100k, 37.0% for AGIs over 100k)

Profit/loss from business: +$62,250 (reported on 22.8% of returns)

Here:	+$62,250
State:	+$16,826

(% of AGI for various income ranges: 16.2% for AGIs $10k-25k, 21.5% for AGIs $50k-75k, 3.6% for AGIs over 100k)

IRA payment deduction: $3,636 (reported on 2.0% of returns)

94528:	$3,636
California:	$3,192

Self-employed pension: $24,070 (reported on 7.9% of returns)

Here:	$24,070
California:	$17,688

Total itemized deductions: $98,072 (18% of AGI, reported on 66.4% of returns)

Here:	$98,072
State:	$28,113

Here:	17.8% of AGI
State:	25.3% of AGI

(% of AGI for various income ranges: 46.9% for AGIs $25k-50k, 44.4% for AGIs $50k-75k, 38.6% for AGIs $75k-100k, 16.5% for AGIs over 100k)

Charity contributions deductions: $11,660 (2% of AGI, reported on 63.1% of returns)

Here:	$11,660
State:	$3,923

Here:	2.0% of AGI
State:	3.3% of AGI

(% of AGI for various income ranges: 2.8% for AGIs $25k-50k, 4.5% for AGIs $50k-75k, 3.1% for AGIs $75k-100k, 1.9% for AGIs over 100k)

Total tax: $88,607 (reported on 83.1% of returns)

94528:	$88,607
State:	$10,761

(% of AGI for various income ranges: 6.5% for AGIs $10k-25k, 7.5% for AGIs $25k-50k, 8.9% for AGIs $50k-75k, 9.3% for AGIs $75k-100k, 20.2% for AGIs over 100k)

Percentage of individuals using paid preparers for their 2004 taxes: 76.1%

Here:	76%
State:	66%

(% for various income ranges: 65.5% for AGIs below $10k, 65.0% for AGIs $10k-25k, 53.8% for AGIs $25k-50k, 77.8% for AGIs $50k-75k, 67.7% for AGIs $75k-100k, 87.2% for AGIs over 100k)

Nearest zip codes: 94526, 94506, 94507, 94598, 94517, 94582.
Diablo Zip Code Map

No gay or lesbian households reported

Household received Food Stamps/SNAP in the past 12 months: 0
Household did not receive Food Stamps/SNAP in the past 12 months: 227

Women who did not have a birth in the past 12 months: 123 (78 now married, 43 unmarried)

Housing units in zip code 94528 with a mortgage: 156 (53 second mortgage, 55 both second mortgage and home equity loan)
Houses without a mortgage: 21

Median monthly owner costs for units with a mortgage: $3,876
Median monthly owner costs for units without a mortgage: $1,556

Residents with income below the poverty level in 2022:

• Zip code 94528 household income distribution in 2022

• 39Less than $10,000
• 22$25,000 to $29,999
• 17$45,000 to $49,999
• 18$60,000 to $74,999
• 136$200,000 or more

Estimated median house or condo value in 2022: $2,171,698 Lower value quartile - upper value quartile: $2,217,999 - $2,180,373

Mean price in 2022:

Detached houses: $4,036,498

Here:	$4,036,498
State:	$988,808

Housing units in structures:

• One, detached: 271

Unemployment: 14.8%

• Means of transportation to work in zip code 94528

• 87.8%194Drove a car alone
• 10.4%23Worked at home

• Travel time to work (commute) in zip code 94528

• 4310 to 14 minutes
• 2020 to 24 minutes
• 1330 to 34 minutes
• 6545 to 59 minutes
• 5160 to 89 minutes

Percentage of zip code residents living and working in this county: 38.9%

Household type by relationship:

Households: 719

• Male householders: 175 (0 living alone), Female householders: 58 (0 living alone)

• 176 spouses (176 opposite-sex spouses), 0 unmarried partners, (0 opposite-sex unmarried partners), 308 children (308 natural, 0 adopted, 0 stepchildren), 0 grandchildren, 0 brothers or sisters, 0 parents, 0 foster children, 0 other relatives, 0 non-relatives

Size of family households: 97 2-persons, 54 3-persons, 80 5-persons

221 married couples with children.
0 single-parent households ().

78.4% of residents of 94528 zip code speak English at home.
19.4% of residents speak Spanish at home (100% very well).
2.5% of residents speak Asian or Pacific Island language at home (100% very well).

Place of birth for U.S.-born residents:

• This state: 340
• Northeast: 97
• Midwest: 60
• South: 34
• West: 125

100% of the 94528 zip code residents lived in the same house 1 year ago.

Private vs. public school enrollment:

Students in private schools in grades 1 to 8 (elementary and middle school): 14
Students in private schools in grades 9 to 12 (high school): 63 Students in private undergraduate colleges: 42

Top industries in this zip code by the number of employees in 2005:

• Arts, Entertainment, and Recreation: Golf Courses and Country Clubs (100-249 employees: 1 establishment)
• Health Care and Social Assistance: Child Day Care Services (20-49: 1)
• Wholesale Trade: Other Grocery and Related Products Merchant Wholesalers (10-19: 1, 1-4: 1)
• Other Services (except Public Administration): All Other Personal Services (10-19: 1)
• Educational Services: Sports and Recreation Instruction (10-19: 1)
• Construction: Plumbing, Heating, and Air-Conditioning Contractors (5-9: 1)
• Health Care and Social Assistance: Residential Mental Retardation Facilities (5-9: 1)
• Real Estate and Rental and Leasing: Offices of Real Estate Agents and Brokers (1-4: 3)
• Professional, Scientific, and Technical Services: Public Relations Agencies (1-4: 1)
• Educational Services: Professional and Management Development Training (1-4: 1)

Most common first names in zip code 94528 among deceased individuals
Name	Count	Lived (average)
William	11	74.6 years
Frances	6	73.3 years
Helen	5	88.8 years
John	5	73.6 years
Robert	5	84.0 years
Donald	4	75.7 years
George	4	78.2 years
Margaret	4	86.2 years
Mary	4	87.0 years
Mildred	4	89.0 years

Most common last names in zip code 94528 among deceased individuals
Last name	Count	Lived (average)
Denning	3	78.3 years
Coats	3	90.0 years
Helfrich	3	72.7 years
Huenink	3	84.9 years
White	3	92.3 years
Hale	2	65.5 years
Bennett	2	69.9 years
Miller	2	87.0 years
Jensen	2	80.5 years
Jacobs	2	78.5 years