Median household income (1999): $75,707
Estimated median household income in 2005: $82,617
| This zip code | $82,617 | | California: | $53,629 |
Nearest zip codes: 94572, 94564, 94803, 94525, 94569, 94806.
Housing units in zip code 94547 with a mortgage: 5,031 (638 second mortgage, 808 home equity loan, 33 both second mortgage and home equity loan)
Houses without a mortgage: 591
Median monthly owner costs for units with a mortgage: $1,681
Median monthly owner costs for units without a mortgage: $365
Residents with income below the poverty level in 1999:
| This zip code: | 3.1% | | Whole state: | 14.2% |
Residents with income below 50% of the poverty level in 1999:
| This zip code: | 1.3% | | Whole state: | 6.3% |
Median number of rooms in houses and condos:
| Here: | 6.2 | | State: | 5.8 |
Median number of rooms in apartments:
| Here: | 4.7 | | State: | 3.5 |
Year house built:
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- 1999 to March 2000: 117
- 1995 to 1998: 197
- 1990 to 1994: 1,270
- 1980 to 1989: 3,586
- 1970 to 1979: 1,764
- 1960 to 1969: 393
- 1950 to 1959: 164
- 1940 to 1949: 44
- 1939 or earlier: 63
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Bedrooms in owner-occupied houses in Hercules, CA (94547):
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- no bedroom: 113
- 1 bedrooms: 277
- 2 bedrooms: 1,240
- 3 bedrooms: 2,254
- 4 bedrooms: 2,044
- 5 or more bedrooms: 417
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Bedrooms in renter-occupied apartments and housing units:
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- no bedroom: 36
- 1 bedrooms: 193
- 2 bedrooms: 420
- 3 bedrooms: 296
- 4 bedrooms: 170
- 5 or more bedrooms: 9
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Vehicles available in 94547 zip code in owner-occupied houses/condos:
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- no vehicle: 151
- 1 vehicle: 1,422
- 2 vehicles: 2,734
- 3 vehicles: 1,356
- 4 vehicles: 502
- 5 or more vehicles: 180
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Vehicles available in renter-occupied apartments:
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- no vehicle: 68
- 1 vehicle: 426
- 2 vehicles: 379
- 3 vehicles: 171
- 4 vehicles: 69
- 5 or more vehicles: 11
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Estimated household income distribution in 2005:

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Estimate of home value of owner-occupied houses/condos in 2005 in zip code 94547:
- $20,000 to $24,999: 39
- $25,000 to $29,999: 15
- $30,000 to $34,999: 27
- $35,000 to $39,999: 17
- $80,000 to $89,999: 10
- $90,000 to $99,999: 20
- $100,000 to $124,999: 105
- $125,000 to $149,999: 407
- $150,000 to $174,999: 454
- $175,000 to $199,999: 526
- $200,000 to $249,999: 1340
- $250,000 to $299,999: 1265
- $300,000 to $399,999: 1119
- $400,000 to $499,999: 166
- $500,000 to $749,999: 44
- $750,000 to $999,999: 41
- $1,000,000 or more: 27
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Rent paid by renters in 2000 in zip code 94547:
- $100 to $149: 12
- $400 to $449: 5
- $500 to $549: 90
- $550 to $599: 27
- $600 to $649: 18
- $650 to $699: 11
- $700 to $749: 27
- $750 to $799: 52
- $800 to $899: 177
- $900 to $999: 187
- $1,000 to $1,249: 279
- $1,250 to $1,499: 142
- $1,500 to $1,999: 65
- No cash rent: 32
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Median price asked for vacant for-sale houses in 2000: $159,400
Estimated median house (or condo) value in 2005 for: - White Non-Hispanic householders: $539,737
- Black or African American householders: $541,132
- American Indian or Alaska Native householders: $440,208
- Asian householders: $612,059
- Some other race householders: $613,919
- Two or more races householders: $475,555
- Hispanic or Latino householders: $522,064
Housing units in structures:
- One, detached: 5,014
- One, attached: 1,611
- 3 or 4: 310
- 5 to 9: 361
- 10 to 19: 128
- 20 to 49: 44
- 50 or more: 123
- Mobile homes: 7

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Means of transportation to work
- Drove a car alone: 7,462 (66%)
- Carpooled: 2,568 (23%)
- Bus or trolley bus: 195 (2%)
- Streetcar or trolley car: 13 (0%)
- Subway or elevated: 636 (6%)
- Railroad: 56 (0%)
- Bicycle: 13 (0%)
- Walked: 34 (0%)
- Other means: 122 (1%)
- Worked at home: 170 (2%)
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Travel time to work
- Less than 5 minutes: 75
- 5 to 9 minutes: 360
- 10 to 14 minutes: 688
- 15 to 19 minutes: 920
- 20 to 24 minutes: 1258
- 25 to 29 minutes: 559
- 30 to 34 minutes: 1838
- 35 to 39 minutes: 399
- 40 to 44 minutes: 660
- 45 to 59 minutes: 1742
- 60 to 89 minutes: 1832
- 90 or more minutes: 768
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Percentage of zip code residents living and working in this county: 41.8%
Household type by relationship
Households: 22,249
- In family households: 20,078 (4,448 male householders, 1,353 female householders)
4,551 spouses, 7,302 children (6,825 natural, 192 adopted, 285 stepchildren), 545 grandchildren, 301 brothers or sisters, 450 parents, 736 other relatives, 392 non-relatives
- In nonfamily households: 2,171 (613 male householders (460 living alone)), 1,046 female householders (878 living alone)), 512 nonrelatives
- In group quarters: 39 (13 institutionalized population)
Size of family households: 1,793 2-persons, 1,397 3-persons, 1,398 4-persons, 660 5-persons, 403 6-persons, 150 7-or-more-persons.
Size of nonfamily households: 1,338 1-person, 227 2-persons, 56 3-persons, 17 5-persons, 21 6-persons.
4,278 married couples with children.
944 single-parent households (200 men, 744 women).
59.0% of residents of 94547 zip code speak English at home.
7.9% of residents speak Spanish at home (69% very well, 22% well, 7% not well, 2% not at all).
5.5% of residents speak other Indo-European language at home (64% very well, 24% well, 8% not well, 4% not at all).
25.9% of residents speak Asian or Pacific Island language at home (57% very well, 31% well, 11% not well, 2% not at all).
1.6% of residents speak other language at home (80% very well, 17% well, 3% not well).
Foreign born population: 6,838 (30.4%)
(70.8% of them are naturalized citizens)
| This zip code: | 30.4% | | Whole state: | 26.2% |
Most common places of birth for the foreign-born residents:
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- Philippines (45%)
- China, excluding Hong Kong and Taiwan (7%)
- India (6%)
- Mexico (6%)
- Hong Kong (5%)
- Vietnam (5%)
- Korea (2%)
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Year of entry for the foreign-born population
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- 1995 to March 2000: 477
- 1990 to 1994: 858
- 1985 to 1989: 899
- 1980 to 1984: 1,187
- 1975 to 1979: 1,296
- 1970 to 1974: 879
- 1970 to 1974: 676
- 1965 to 1969: 566
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First ancestries reported:
- Other groups: 14294
- Irish: 808
- German: 773
- Italian: 755
- English: 742
- Subsaharan African:: 452
- United States or American: 385
- African: 315
- Norwegian: 226
- European: 201
- French (except Basque): 172
- Portuguese: 170
- Arab:: 138
- Dutch: 116
- Scotch-Irish: 105
- Polish: 102
- Danish: 96
- Swedish: 84
- Scottish: 73
- Russian: 73
- Iranian: 71
- Scandinavian: 58
- Greek: 55
- Nigerian: 48
- Yugoslavian: 46
- Arab/Arabic: 45
- Afghan: 44
- Somalian: 44
- Finnish: 43
- Palestinian: 37
- Ghanian: 31
- West Indian (excluding Hispanic groups):: 27
- Brazilian: 25
- Assyrian/Chaldean/Syriac: 25
- Israeli: 24
- Iraqi: 23
- French Canadian: 21
- Croatian: 19
- Canadian: 19
- Lithuanian: 19
- Welsh: 18
- Czech: 18
- Other Arab: 17
- Swiss: 17
- British: 17
- Austrian: 16
- Ethiopian: 14
- British West Indian: 10
- Haitian: 10
- Lebanese: 10
- Ukrainian: 10
- Slovak: 9
- Romanian: 7
- Maltese: 7
- Jamaican: 7
- Syrian: 6
- Czechoslovakian: 3



Housing units lacking complete plumbing facilities: 0%
Housing units lacking complete kitchen facilities: 0%
Most commonly used house heating fuel:
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- Utility gas (74%)
- Electricity (22%)
- Bottled, tank, or LP gas (2%)
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Place of birth for U.S.-born residents:
- This state: 11713
- Northeast: 563
- Midwest: 1054
- South: 1345
- West: 553
67% of the 94547 zip code residents lived in the same house 5 years ago.
Out of people who lived in different houses, 54% lived in this county.
Out of people who lived in different counties, 86% lived in California.
Population in 1990: 16,376. Population change in the 1990s: +6,084 (+37.2%).
Year Householders Moved Into Unit:
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Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school): 717
| Here: | 24.5% | | California: | 9.9% |
Students in private schools in grades 9 to 12 (high school): 253
| Here: | 16.1% | | California: | 7.8% |
Students in private undergraduate colleges: 198
| Here: | 11.5% | | California: | 15.4% |
School Enrollment by Level of School
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Top industries in this zip code by the number of employees in 2005:
- Wholesale Trade: Other Professional Equipment and Supplies Merchant Wholesalers (250-499 employees: 1 establishment)
- Accommodation and Food Services: Limited-Service Restaurants (50-99: 1, 20-49: 4, 10-19: 1, 5-9: 2, 1-4: 1)
- Finance and Insurance: Commercial Banking (100-249: 1, 10-19: 2)
- Management of Companies and Enterprises: Corporate, Subsidiary, and Regional Managing Offices (100-249: 1)
- Accommodation and Food Services: Full-Service Restaurants (20-49: 3, 5-9: 1, 1-4: 3)
- Accommodation and Food Services: Snack and Nonalcoholic Beverage Bars (20-49: 2, 1-4: 2)
- Health Care and Social Assistance: Offices of Dentists (10-19: 1, 5-9: 2, 1-4: 6)
Age and Sex of Sensory-Disabled Residents (Noninstitutionalized)
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Age and Sex of Physically-Disabled Residents (Noninstitutionalized)
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Age and Sex of Mentally-Disabled Residents (Noninstitutionalized)
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Age and Sex of Self-Care Disabled Residents (Noninstitutionalized)
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Age and Sex of Go-Outside-Home Disabled Residents (Noninstitutionalized)
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Age and Sex of Residents with Employment Disability (Noninstitutionalized)
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26 people in other noninstitutional group quarters
13 people in nursing homes
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