Bertram township, Linn County, Iowa (IA)

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Bertram township, IA map Land area: 25.9 sq. mi.
Water area: 0.4 sq. mi.
Population: 2,770 (13% urban, 87% rural)

Males: 1,409	(50.9%)
Females: 1,361	(49.1%)

Occupied houses/apartments: 2,319 (2,067 owner occupied, 252 renter occupied)

% of renters here:	11%
State:	28%

Races in Bertram township:

White Non-Hispanic: 96.1%
Black: 0.8%
American Indian and Alaska Native: 0.1%
Asian: 0.2%
Two or more races: 1.3%
Some other race: 0.1%

Median age of males: 35.7
Median age of females: 36.9

Average houshold size: 2.66
Average family size: 2.97

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Population density: 107 people per square mile

(average).

Residents with income below the poverty level in 1999:

This township:	13.2%
Whole state:	9.1%

Residents with income below 50% of the poverty level in 1999:

This township:	5.6%
Whole state:	3.8%

Cities in this township include: Bertram.

Notable locations in this township outside city limits:

Church in Bertram township: Valley View Baptist Church.

Cemeteries: Moore-Skillman Cemetery, Campbell Cemetery.

Creeks: Squaw Creek, Big Creek.

Parks in Bertram township include: Pioneer Park, Palisades-Kepler State Park, Hitters Park.

Number of foreign born residents: 90 (11% naturalized citizens)

Bertram township:	3.2%
State:	3.1%

70% of Bertram township residents lived in the same house 5 years ago.
Out of people who lived in different houses, 62% lived in this county.
Out of people who lived in different counties, 43% lived in Iowa.

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

This state: 1346
Northeast: 70
Midwest: 27
South: 201
West: 26

Bertram township, Iowa satellite photo by USGS

Percentage of households with unmarried partners: 4.7%

Likely homosexual households (counted as self-reported same-sex unmarried-partner households)

Lesbian couples: 0.1% of all households
Gay men: 0.3% of all households

418 people in college dormitories (includes college quarters off campus)
33 people in other noninstitutional group quarters

Housing units in structures:

One, detached: 405
One, attached: 27
Two: 12
Mobile homes: 298

Median worth of mobile homes: $32,000

Housing units in Bertram township with a mortgage: 170 (20 second mortgage, 16 home equity loan, 0 both second mortgage and home equity loan)
Houses without a mortgage: 100

Year house built:

1999 to March 2000: 12
1995 to 1998: 66
1990 to 1994: 108
1980 to 1989: 144
1970 to 1979: 161
1960 to 1969: 54
1950 to 1959: 67
1940 to 1949: 67
1939 or earlier: 63

Rooms in owner-occupied houses in Bertram township, Iowa:

1 room: 0
2 rooms: 0
3 rooms: 24
4 rooms: 63
5 rooms: 119
6 rooms: 136
7 rooms: 86
8 rooms: 36
9 or more rooms: 28

Rooms in renter-occupied apartments in Bertram township, Iowa:

1 room: 12
2 rooms: 0
3 rooms: 13
4 rooms: 36
5 rooms: 50
6 rooms: 23
7 rooms: 15
8 rooms: 0
9 or more rooms: 0

Bedrooms in owner-occupied houses and condos in Bertram township:

no bedroom: 0
1 bedroom: 0
2 bedrooms: 101
3 bedrooms: 378
4 bedrooms: 7
5 or more bedrooms: 6

Bedrooms in renter-occupied apartments in Bertram township:

no bedroom: 12
1 bedroom: 0
2 bedrooms: 92
3 bedrooms: 29
4 bedrooms: 16
5 or more bedrooms: 0

Cars and other vehicles available in Bertram township in owner-occupied houses/condos:

no vehicle: 12
1 vehicle: 119
2 vehicles: 204
3 vehicles: 116
4 vehicles: 24
5 or more vehicles: 17

Cars and other vehicles available in Bertram township in n renter-occupied apartments

no vehicle: 29
1 vehicle: 71
2 vehicles: 49
3 vehicles: 0
4 vehicles: 0
5 or more vehicles: 0

Most common industries for males:

Agriculture, forestry, fishing and hunting (24%)
Construction (16%)
Farm supplies merchant wholesalers (13%)
Paper (10%)
Machinery (8%)
Public administration (8%)
Wood products (6%)

Most common industries for females:

Educational services (33%)
Agriculture, forestry, fishing and hunting (11%)
Machinery (11%)
Food and beverage stores (11%)
Food (4%)
Textile mills and textile products (4%)
Miscellaneous manufacturing (4%)

Most common occupations for males

Farmers and farm managers (17%)
Computer specialists (17%)
Other production occupations including supervisors (11%)
Drafters, engineering, and mapping technicians (5%)
Law enforcement workers including supervisors (5%)
Construction trades workers except carpenters, electricians, painters, plumbers, and construction laborers (5%)
Assemblers and fabricators (5%)

Most common occupations for females

Preschool, kindergarten, elementary and middle school teachers (24%)
Assemblers and fabricators (13%)
Farmers and farm managers (11%)
Other management occupations except farmers and farm managers (4%)
Other financial specialists (4%)
Life and physical scientists (4%)
Cashiers (4%)

Class of Workers

Most common first ancestries reported in Bertram township:

United States or American (15.2%)
English (13.9%)
Italian (3.7%)
Irish (3.1%)
Polish (2.4%)
Scotch-Irish (1.8%)
Scottish (1.0%)

Most common places of birth for the foreign-born residents:

Mexico (72%)
Honduras (21%)
France (7%)

Means of transportation to work

Drove a car alone: 558 (75%)
Carpooled: 166 (22%)
Bus or trolley bus: 8 (1%)
Worked at home: 15 (2%)

Most commonly used house heating fuel:

Electricity (53%)
Bottled, tank, or LP gas (35%)
Fuel oil, kerosene, etc. (7%)
Utility gas (3%)
Other fuel (1%)

418 people in college dormitories (includes college quarters off campus)
33 people in other noninstitutional group quarters

88.8% of residents of Bertram township speak English at home.
10.5% of residents speak Spanish at home (59% speak English very well, 19% speak English well, 17% speak English not well, 5% don't speak English at all).
0.3% of residents speak other Indo-European language at home (100% speak English very well).
0.4% of residents speak other language at home (100% speak English very well).

Household type by relationship

Households: 1,770

In family households: 1,647 (387 male householders, 98 female householders)
370 spouses, 599 children (530 natural, 0 adopted, 69 stepchildren), 36 grandchildren, 33 brothers or sisters, 0 parents, 79 other relatives, 45 non-relatives
In nonfamily households: 123 (34 male householders (24 living alone)), 79 female householders (79 living alone)), 10 nonrelatives
In group quarters: 5 (0 institutionalized population)

Size of family households: 207 2-persons, 91 3-persons, 100 4-persons, 40 5-persons, 20 6-persons, 27 7-or-more-persons.

Size of nonfamily households: 103 1-person, 10 2-persons.

481 married couples with children.
64 single-parent households (24 men, 40 women).

Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school): 0

Here:	0.0%
Iowa:	10.8%

Students in private schools in grades 9 to 12 (high school): 0

Here:	0.0%
Iowa:	7.1%

Students in private undergraduate colleges: 6

Here:	8.3%
Iowa:	25.4%

Educational Attainment

School Enrollment by Level of School

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 (Noninstitutionalized)

Year Householders Moved Into Unit in Bertram township:

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