Estimated median household income in 2007: $48,473
| This zip code: | $48,473 | | Iowa: | $47,292 |
Nearest zip codes: 51041, 51022, 51238, 51045, 51036, 51050.
Percentage of family households:
| This zip code: | 72.5% | | Whole state: | 67.0% |
Percentage of households with unmarried partners:
| This zip code: | 1.7% | | Whole state: | 4.9% |
No gay or lesbian households reported
Housing units in zip code 51003 with a mortgage: 207 (7 second mortgage, 10 home equity loan, 0 both second mortgage and home equity loan)
Houses without a mortgage: 170
Median monthly owner costs for units with a mortgage: $889
Median monthly owner costs for units without a mortgage: $348
Residents with income below the poverty level in 2007:
| This zip code: | 6.5% | | Whole state: | 11.0% |
Residents with income below 50% of the poverty level in 2007:
| This zip code: | 2.4% | | Whole state: | 4.7% |
Median number of rooms in houses and condos:
| Here: | 6.8 | | State: | 6.3 |
Median number of rooms in apartments:
| Here: | 4.4 | | State: | 4.2 |
Year house built: |
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- 1999 to March 2000: 7
- 1995 to 1998: 40
- 1990 to 1994: 20
- 1980 to 1989: 50
- 1970 to 1979: 95
- 1960 to 1969: 55
- 1950 to 1959: 45
- 1940 to 1949: 32
- 1939 or earlier: 284
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Bedrooms in owner-occupied houses in Alton, IA (51003): |
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- no bedroom: 0
- 1 bedrooms: 2
- 2 bedrooms: 104
- 3 bedrooms: 195
- 4 bedrooms: 135
- 5 or more bedrooms: 32
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Bedrooms in renter-occupied apartments and housing units: |
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- no bedroom: 2
- 1 bedrooms: 20
- 2 bedrooms: 58
- 3 bedrooms: 12
- 4 bedrooms: 26
- 5 or more bedrooms: 6
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Vehicles available in 51003 zip code in owner-occupied houses/condos: |
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- no vehicle: 18
- 1 vehicle: 86
- 2 vehicles: 222
- 3 vehicles: 101
- 4 vehicles: 32
- 5 or more vehicles: 9
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Vehicles available in renter-occupied apartments: |
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- no vehicle: 9
- 1 vehicle: 59
- 2 vehicles: 42
- 3 vehicles: 2
- 4 vehicles: 12
- 5 or more vehicles: 0
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Estimated household income distribution in 2007:

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Estimate of home value of owner-occupied houses/condos in 2007 in zip code 51003:
- Less than $10,000: 4
- $10,000 to $14,999: 3
- $15,000 to $19,999: 6
- $20,000 to $24,999: 4
- $25,000 to $29,999: 3
- $35,000 to $39,999: 8
- $40,000 to $49,999: 21
- $50,000 to $59,999: 15
- $60,000 to $69,999: 20
- $70,000 to $79,999: 24
- $80,000 to $89,999: 35
- $90,000 to $99,999: 52
- $100,000 to $124,999: 59
- $125,000 to $149,999: 62
- $150,000 to $174,999: 48
- $175,000 to $199,999: 32
- $200,000 to $249,999: 32
- $250,000 to $299,999: 20
- $300,000 to $399,999: 13
- $400,000 to $499,999: 8
- $500,000 to $749,999: 4
- $750,000 to $999,999: 4
- $1,000,000 or more: 1
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Rent paid by renters in 2007 in zip code 51003:
- Less than $100: 3
- $150 to $199: 4
- $200 to $249: 8
- $250 to $299: 15
- $300 to $349: 14
- $350 to $399: 17
- $400 to $449: 9
- $450 to $499: 4
- No cash rent: 36
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Median price asked for vacant for-sale houses and condos in 2007: $161,556.
Estimated median house (or condo) value in 2007 for: - White Non-Hispanic householders: $115,171
Estimated median house or condo value in 2007: $118,524 (it was $82,300 in 2000)
| 51003: | $118,524 | | Iowa: | $117,900 |
Lower value quartile - upper value quartile: $83,905 - $148,840
Mean price in 2007:
Detached houses: $149,708| Here: | $149,708 | | State: | $150,000 |
Townhouses or other attached units: $171,445| Here: | $171,445 | | State: | $158,666 |
In 2-unit structures: $156,920| Here: | $156,920 | | State: | $134,477 |
Mobile homes: $42,273| Here: | $42,273 | | State: | $29,315 |
Owners and renters by unit type in %
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Breakdown of mean house values by ages of householders
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Housing units in structures:
- One, detached: 514
- One, attached: 10
- Two: 12
- 3 or 4: 48
- 5 to 9: 4
- Mobile homes: 40

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Means of transportation to work
- Drove a car alone: 713 (82%)
- Carpooled: 44 (5%)
- Bicycle: 3 (0%)
- Walked: 37 (4%)
- Worked at home: 68 (8%)
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Travel time to work
- Less than 5 minutes: 115
- 5 to 9 minutes: 242
- 10 to 14 minutes: 203
- 15 to 19 minutes: 76
- 20 to 24 minutes: 55
- 25 to 29 minutes: 44
- 30 to 34 minutes: 23
- 35 to 39 minutes: 13
- 40 to 44 minutes: 2
- 45 to 59 minutes: 2
- 60 to 89 minutes: 10
- 90 or more minutes: 12
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Percentage of zip code residents living and working in this county: 89.2%
Household type by relationship
Households: 1,638
- In family households: 1,457 (390 male householders, 48 female householders)
391 spouses, 605 children (564 natural, 17 adopted, 24 stepchildren), 8 grandchildren, 0 brothers or sisters, 3 parents, 6 other relatives, 6 non-relatives
- In nonfamily households: 181 (86 male householders (78 living alone)), 84 female householders (81 living alone)), 11 nonrelatives
Size of family households: 181 2-persons, 62 3-persons, 96 4-persons, 53 5-persons, 42 6-persons, 4 7-or-more-persons.
Size of nonfamily households: 159 1-person, 11 2-persons.
457 married couples with children.
32 single-parent households (10 men, 22 women).
96.7% of residents of 51003 zip code speak English at home.
2.0% of residents speak Spanish at home (77% very well, 23% not well).
1.4% of residents speak other Indo-European language at home (90% very well, 10% not well).
Foreign born population: 10 (0.6%)
(20.0% of them are naturalized citizens)
| This zip code: | 0.6% | | Whole state: | 3.1% |
Most common places of birth for the foreign-born residents:
- Netherlands (40%)
- Korea (30%)
- Canada (30%)
Year of entry for the foreign-born population |
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- 1995 to March 2000: 6
- 1990 to 1994: 0
- 1985 to 1989: 2
- 1980 to 1984: 0
- 1975 to 1979: 0
- 1970 to 1974: 0
- 1970 to 1974: 0
- 1965 to 1969: 2
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White population: 1,618
Black population: 0
American Indian population: 1
Asian population: 2
Native Hawaiian and Other Pacific Islander population: 0
Some other race population: 2
Two or more races population: 5

First ancestries reported:
|  Dutch: 599 |
|  German: 527 |
|  United States or American: 110 |
|  Luxemburger: 66 |
|  Norwegian: 41 |
|  Irish: 22 |
|  Scotch-Irish: 14 |
|  Other groups: 13 |
|  Danish: 12 |
|  French (except Basque): 10 |
|  English: 8 |
|  Scottish: 6 |
|  Swedish: 4 |
|  Greek: 3 |
|  Swiss: 3 |
|  European: 2 |
|  Finnish: 2 |
|  Polish: 1 |

Facitilies with environmental interests located in this zip code:
- MOC-FLOYD VALLEY MIDDLE SCHOOL (1104 5TH AVE in ALTON, IA)
(Geographic Names Information System)
(National Center for Education Statistics) - STATE ID-844149 209
Organizations: MOC-FLOYD VALLEY COMM SCHOOL DISTRICT (SCHOOL DISTRICT)
- ALTON CITY OF STP (KENNEDY AVE AND 440TH STREET, in ALTON, IA)
National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
Business SIC classification: SEWERAGE SYSTEMS
Organizations: CITY OF ALTON (CONTACT/OWNER)
- HOMEPONENTS INC (104 3RD AVE in ALTON, IA)
(Resource Conservation and Recovery Act (tracking hazardous waste))
Organizations: TEQUILLA MOCKING BIRD (CONTACT/OWNER)
- PERFORMANCE BEEF (3991 410TH STREET in ALTON, IA)
National Pollutant Discharge Elimination System NON-MAJOR (Tracking pollutant discharge elimination systems) - permit
Business SIC classification: BEEF CATTLE FEEDLOTS
- ALTON MUNICIPAL LIGHT & POWER (905 THIRD AVENUE in ALTON, IA)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
COMMUNITY WATER SYSTEM (SDWIS)
Business SIC classification: ELECTRIC SERVICES
Alternative names: ALTON MUNICIPAL UTILITIES, ALTON MUNICIPAL WATER DEPARTMENT, ALTON MUNICIPAL WATER DEPARTMENT C/O UTILITIES OFFICE
- ALTON PREMIUM FEED (HWY 10 in ALTON, IA)
AIR MINOR (AIRS/AFS)
Business SIC classification: NONCLASSIFIABLE ESTABLISHMENTS
Alternative names: CLOSED FACILITY -- ALTON PREMIUM FEED
- ALTON RENDERING WORKS (4575 KENNEDY AVENUE in ALTON, IA)
AIR MINOR (AIRS/AFS)
Business SIC classification: NONCLASSIFIABLE ESTABLISHMENTS
Alternative names: ALTON RENDERING CO
- DENOVA INDUSTRIES (101 EAST 10TH STREET in ALTON, IA)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
- DE NOVA INDUSTRIES INC (E 10TH ST in ALTON, IA)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
- SPALDING ELEMENTARY "ST. MARY'S CENTER" (609 10TH ST in ALTON, IA)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
- UNI-PAK (HWY 60 N in ALTON, IA)
COMPLIANCE ACTIVITY (Tracking inspections of insecticide, fungicide, and rodenticide, and toxic substances)
Median worth of mobile homes: $54,846
Housing units lacking complete plumbing facilities: 0%
Housing units lacking complete kitchen facilities: 1%
Most commonly used house heating fuel: |
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- Utility gas (60%)
- Electricity (23%)
- Bottled, tank, or LP gas (10%)
- Fuel oil, kerosene, etc. (5%)
- Wood (2%)
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Place of birth for U.S.-born residents:
- This state: 1405
- Northeast: 7
- Midwest: 128
- South: 20
- West: 68
72% of the 51003 zip code residents lived in the same house 5 years ago.
Out of people who lived in different houses, 55% lived in this county.
Out of people who lived in different counties, 54% lived in Iowa.
Population in 1990: 1,371. Population change in the 1990s: +257 (+18.7%).
Year Householders Moved Into Unit:
Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school): 93
| Here: | 38.8% | | Iowa: | 10.8% |
Students in private schools in grades 9 to 12 (high school): 35
| Here: | 24.5% | | Iowa: | 7.1% |
Students in private undergraduate colleges: 21
| Here: | 63.6% | | Iowa: | 25.4% |
School Enrollment by Level of School
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Companies with federal contracts located in this zip code:
- ROBERT A MOUW LIVESTOCK (4189 KIWI AVE in ALTON, IA; small business): $69,500 in 6 contracts from 2001 to 2003
Contracts for Live Animals, Not Raised for Food by Army Signed by year: 2000: $0; 2001: $4,500; 2002: $35,000; 2003: $30,000; 2004: $0; 2005: $0; 2006: $0.
Biggest contracts:
$20,000 with Army for Live Animals, Not Raised for Food. Signed on 2002-01-09. Completion date: 2002-03-01.
$15,000, same as above. Signed on 2003-12-02. Completion date: 2003-11-20.
$15,000 with Army for Live Animals, Not Raised for Food. Taking place in VA. Signed on 2003-01-30. Completion date: 2003-03-18.
$10,000 with Army for Live Animals, Not Raised for Food. Signed on 2002-09-12. Completion date: 2002-09-15.
- HAWKE & COMPANY AG SYSTEMS, IN (1605 THIRD AVENUE in ALTON, IA; small business)
$4,750 with Army for Miscellaneous Items. Signed on 2004-12-01. Completion date: 2004-12-13.
Top industries in this zip code by the number of employees in 2005:
- Construction: Masonry Contractors (50-99 employees: 1 establishment)
- Accommodation and Food Services: Full-Service Restaurants (20-49: 1)
- Wholesale Trade: Grain and Field Bean Merchant Wholesalers (10-19: 1, 5-9: 1)
- Finance and Insurance: Commercial Banking (10-19: 1, 1-4: 1)
- Construction: Site Preparation Contractors (10-19: 1, 1-4: 1)
- Other Services (except Public Administration): Religious Organizations (5-9: 2, 1-4: 1)
- Wholesale Trade: Farm and Garden Machinery and Equipment Merchant Wholesalers (10-19: 1)
- Construction: Poured Concrete Foundation and Structure Contractors (10-19: 1)
Age and Sex of Sensory-Disabled Residents (Noninstitutionalized)
Age and Sex of Physically-Disabled Residents (Noninstitutionalized)
Age and Sex of Mentally-Disabled Residents (Noninstitutionalized)
Age and Sex of Self-Care Disabled Residents (Noninstitutionalized)
Age and Sex of Go-Outside-Home Disabled Residents (Noninstitutionalized)
Age and Sex of Residents with Employment Disability (Noninst.)
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