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Theodore Anderson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Big Stone, Minnesota
Our Model Tree links this Theodore Anderson across the 1900, 1910, 1920 and 1930 US Censuses in Big Stone, Minnesota (XGBoost, ~Confirmed), with identified parents Martha — first a head (b.~1881), then head of a 9-person household.
Age 39
b. ~1881
Male
Head
Born: Sweden
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Big Stone, Minnesota |
| Surname | Anderson |
| Given Name | Theodore J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1886 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | W |
| 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 | 1891 |
| Birthplace (normalized) | sweden |
| Occupation | Farmer |
| Township / Ward | Prior Township |
| Est. Birth Year | ~1881 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Theodore | Age | Birth yr |
|---|---|---|---|---|
| Peter Anderson | Other | — | 48 | ~1872 |
| Donald Anderson | Son | — | 6 | ~1914 |
| Martha Anderson | Other | — | 81 | ~1839 |
| Irene Anderson | Daughter | — | 10 | ~1910 |
| Charles Anderson | Other | — | 70 | ~1850 |
| Jennie Anderson | Spouse | — | 32 | ~1888 |
| Frances Anderson | Daughter | — | 4 | ~1916 |
| Theodore Anderson | Head | — | 39 | ~1881 |
| Maurice Anderson | Son | — | 8 | ~1912 |
Census Appearances
1900
Big Stone, …
Son, age 20
Big Stone, Minnesota · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Sweden |
| Birth Month | Apr |
| Birth Year | 1880 |
| Year of Immigration | 1886 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Servant |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1910
Big Stone, …
Head, age 30
Big Stone, Minnesota · implied b. ~1880 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Theodore |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Sweden |
| Years Married | 1/2 |
| Year of Immigration | 1886 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Gen Farm |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Big Stone, …
Head, age 39
Big Stone, Minnesota · implied b. ~1881 — 9 household members
| Surname | Anderson |
| Given Name | Theodore J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1886 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | W |
| 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 | 1891 |
| Birthplace (normalized) | sweden |
1930
Big Stone, …
Head, age 49
Big Stone, Minnesota · implied b. ~1881 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | T. G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1885 |
| Age at First Marriage | 28 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Veteran | No |
| 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 Theodore Anderson across 4 US Census years (1900, 1910, 1920 and 1930) in Big Stone, Minnesota, using XGBoost record linkage. Identified parents: mother Martha Anderson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Martha Anderson
b. ~1838
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Anderson
Head · 1920 · age 39 · b. ~1881 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Big Stone, Minnesota
Open full size
1920 US Federal Census — Big Stone, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu822unit:0568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Larson | 65 | Wife | — | Sweden |
| 52 | Theo J Larson | 37 | Head | Farmer | Sweden |
| 53 | Caroline Larson | 47 | Wife | — | Sweden |
| 54 | Ruth L Larson | 18 | Daughter | — | Minnesota |
| 55 | Carl M Pearson | 75 | Head | Carpenter | Sweden |
| 56 | Hertha Pearson | 75 | Wife | Weaver | Sweden |
| 57 | Eugene G Nelson | 45 | Head | Farmer | Minnesota |
| 58 | Julia S Nelson | 39 | Wife | — | Minnesota |
| 59 | Theodore J Anderson THIS PERSON | 39 | Head | Farmer | Sweden |
| 60 | Jennie Anderson | 32 | Wife | — | Minnesota |
| 61 | Irene E Anderson | 10 | Daughter | — | Minnesota |
| 62 | Maurice E Anderson | 8 | Son | — | Minnesota |
| 63 | Donald Anderson | 6 | Son | — | Minnesota |
| 64 | Frances E Anderson | 4 | Daughter | — | Minnesota |
| 65 | Charles F Anderson | 70 | Father | — | Sweden |
| 66 | Martha S Anderson | 81 | Mother | — | Sweden |
| 67 | Peter G Anderson | 48 | Brother | Laborer | Sweden |
| 68 | Emil O Hammerberg | 45 | Head | Farmer | Minnesota |
| 69 | Nettie H Hammerberg | 41 | Wife | — | Minnesota |
| 70 | Harry L Hammerberg | 9 | Son | — | Minnesota |
| 71 | Harmon J Hammerberg | 7 | Daughter | — | Minnesota |
| 72 | Anton C Hammerberg | 2 | Son | — | Minnesota |
| 73 | Christina Ikeson | 66 | Head | Farmer | Sweden |
| 74 | Elsa A Ikeson | 43 | Daughter | — | Minnesota |
| 75 | H Rodney Ikeson | 41 | Son | Farmer | Minnesota |
| 76 | Thomas M Wilson | 46 | Head | Farmer | Iowa |
| 77 | Susan M Wilson | 46 | Wife | — | Iowa |
| 78 | Dora F Wilson | 17 | Daughter | — | Iowa |
| 79 | Theodore Wilson | 15 | Son | Farm Laborer | Iowa |
| 80 | Harold J Wilson | 13 | Son | — | Iowa |
| 81 | V J Wilson | 53 | Brother | Farmer | Iowa |
| 82 | Nick H Vanderpool | 33 | Head | Farmer | Iowa |
| 83 | Beatrice M Vanderpool | 33 | Wife | — | Minnesota |
| 84 | Vera B Vanderpool | 12 | Daughter | — | Minnesota |
| 85 | Pearl R Vanderpool | 9 | Daughter | — | Minnesota |
| 86 | Glen N Vanderpool | 3 | Son | — | Minnesota |
| 87 | Swan Erickson | 60 | Head | Farmer | Sweden |
| 88 | Jennie Erickson | 52 | Wife | — | Sweden |
| 89 | Mamie Erickson | 20 | Daughter | — | Minnesota |
| 90 | Carl Larson | 28 | Hired Man | Farm Laborer | Sweden |
| 91 | Helmer A Anderson | 36 | Head | Farmer | Sweden |
| 92 | Ella D Anderson | 29 | Wife | — | Minnesota |
| 93 | Stella A Anderson | 5 | Daughter | — | Minnesota |
| 94 | Wilmer L Anderson | 2 | Son | — | Minnesota |
| 95 | Oscar C Anderson | 34 | Brother | Mechanic | Sweden |
| 96 | Lucy M Vandemark | 50 | Visitor | — | Kentucky |
| 97 | Henry J Anderson | 40 | Head | Farmer | Sweden |
| 98 | Ellen M Anderson | 33 | Wife | — | Sweden |
| 99 | John H Anderson | 11 | Son | — | Minnesota |
| 100 | Elsie M Anderson | 9 | Daughter | — | Minnesota |
Pedigree Summary
Theodore
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 1920 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)