OA
Otto Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Otto Anderson across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Christina — first a head (b.~1874), then head of a 4-person household.
Age 66
b. ~1874
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Anderson |
| Given Name | Otto E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1874 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Otto | Age | Birth yr |
|---|---|---|---|---|
| Clare Anderson | Daughter | — | 30 | ~1910 |
| Edith Anderson | Spouse | — | 63 | ~1877 |
| Otto Anderson | Head | — | 66 | ~1874 |
| Clara Berquist | Other | — | 57 | ~1883 |
Census Appearances
1900
Polk, Iowa
Son, age 27
Polk, Iowa · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Otto |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Sweden |
| Birth Month | Jun |
| Birth Year | 1873 |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Brick-Mason |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1910
Polk, Iowa
Head, age 36
Polk, Iowa · implied b. ~1874 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Otto E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Sweden |
| Years Married | 7 |
| Year of Immigration | 1892 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Brick Mason |
| Industry | Journeyman |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Polk, Iowa
Head, age 46
Polk, Iowa · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Otto E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1891 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | General Contractor |
| Industry | For Buildings |
| Class of Worker | Emp |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Sweden |
| Year of Naturalization | 1896 |
| Birthplace (normalized) | sweden |
1930
Polk, Iowa
Head, age 57
Polk, Iowa · implied b. ~1873
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Anderson |
| Given Name | Otto E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1881 |
| Age at First Marriage | 29 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Contractor |
| Industry | Building |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Polk-County, Iowa
Head, age 66
Polk-County, Iowa · implied b. ~1874 — 4 household members
| Surname | Anderson |
| Given Name | Otto E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Otto Anderson across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Christina Anderson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Christina Anderson
b. ~1834
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Otto Anderson
Head · 1940 · age 66 · b. ~1874 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01196-00357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucy Mrs Engelbeck | 61 | Head | — | Iowa |
| 42 | Elizabeth Stanger | 53 | Cousin | Clerk | Iowa |
| 43 | Frank S. Kingdom | 72 | Head | Auditor | Illinois |
| 44 | Alice H. Kingdom | 68 | Wife | — | Iowa |
| 45 | Adeline Mcmurry | 54 | Lodger | — | Indiana |
| 46 | Harvey E. Lozier | 53 | Head | Florist | Iowa |
| 47 | Daisy D. Lozier | 50 | Wife | — | Nebraska |
| 48 | Richard S. Lozier | 24 | Son | Florist | Iowa |
| 49 | Jean Lozier | 17 | Daughter | — | Iowa |
| 50 | Elizabeth Hauge | 68 | Head | — | Iowa |
| 51 | Gerhard Hauge | 31 | Son | — | Iowa |
| 52 | Richard Davis | 33 | Lodger | Rail Road Commissioner | Iowa |
| 53 | John Gillespie | 60 | Head | Lawyer | Iowa |
| 54 | Mary Gillespie | 59 | Wife | — | Iowa |
| 55 | John W. Coffey | 42 | Head | Teller | Iowa |
| 56 | Hettie Coffey | 41 | Wife | — | Iowa |
| 57 | Charles S. Frankenveeler|Frankenveeter | 37 | Head | Manager | Iowa |
| 58 | Miriam Frankenveeler|Frankenveeter | 37 | Wife | Clerk | Iowa |
| 59 | Jerry Frankenveeler|Frankenveeter | 10 | Son | — | Iowa |
| 60 | Cyrilla Sue Frankenveeler|Frankenveeter | 2 | Daughter | — | Iowa |
| 61 | Louise Mrs Frankenveeler|Frankenveeter | 73 | Mother | — | Iowa |
| 63 | Otto E. Anderson THIS PERSON | 66 | Head | — | Sweden |
| 64 | Edith Anderson | 63 | Wife | — | Iowa |
| 65 | Clare R. Anderson | 30 | Daughter | Receptionist | Iowa |
| 66 | Clara Berquist | 57 | Sister | Saleslady | Iowa |
| 67 | Earle Stitzell | 56 | Head | — | Iowa |
| 68 | William Stitzell | 73 | Lodger | — | Illinois |
| 69 | Emily Stitzell | 72 | Lodger | — | Illinois |
| 70 | Mary K. Elliott | 12 | Granddaughter | — | Iowa |
| 71 | Eldon O. Jackson | 30 | Head | Teacher | Iowa |
| 72 | Sue Jackson | 26 | Wife | Stenographer | Iowa |
| 73 | Judy Jackson | 3 | Daughter | — | Iowa |
| 74 | Maby Dowell | 22 | Servant | Maid | Iowa |
| 75 | Adrain D. Ives | 40 | Head | President | Iowa |
| 76 | Minnie E. Ives | 44 | Wife | — | Iowa |
| 77 | Guy D. Ives | 19 | Son | Laborer | Iowa |
| 78 | Cherry Kay Ives | 17 | Daughter | — | Iowa |
| 79 | Edward Leininger | 31 | Head | Osteopathic Physician | Iowa |
| 80 | Ann Leininger | 31 | Wife | — | Iowa |
Pedigree Summary
Otto
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)