AA
Alma Anderson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Alma Anderson across the 1900, 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Jas & Annie — first a daughter (b.~1900), then head of a 6-person household.
Age 20
b. ~1900
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Evanston Village |
| Est. Birth Year | ~1900 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Alma | Age | Birth yr |
|---|---|---|---|---|
| Alma Anderson | Daughter | — | 20 | ~1900 |
| Hilda Anderson | Daughter | — | 22 | ~1898 |
| Edith Anderson | Daughter | — | 18 | ~1902 |
| Oscar Anderson | Head | — | 51 | ~1869 |
| Oscar Anderson | Son | — | 14 | ~1906 |
| Anna Anderson | Spouse | — | 50 | ~1870 |
Census Appearances
1900
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1899 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Cook, Illinois
Daughter, age 11
Cook, Illinois · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 20
Cook, Illinois · implied b. ~1900 — 6 household members
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Alma Anderson across 3 US Census years (1900, 1910 and 1920) in Cook, Illinois, using XGBoost record linkage. Identified parents: father Jas Anderson (~0.92 confidence) and mother Annie Anderson (~0.92 confidence) and father Carl Anderson (~0.92 confidence) and father Oscar Anderson (~0.92 confidence) and mother Anna Anderson (~0.92 confidence) and mother Minnie Anderson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jas Anderson
b. ~1853
Source father
● Household
· direct · ~0.92
Mother
Annie Anderson
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
Carl Anderson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Oscar Anderson
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Anna Anderson
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Minnie Anderson
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alma Anderson
Daughter · 1920 · age 20 · b. ~1900 · Illinois
★ You are viewing this record
Sibling
Edith Anderson
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oscar Anderson
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Anderson
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Cook, Illinois
Open full size
1920 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu371unit:0297)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Oscar Anderson | 51 | Head | Blacksmith | Sweden |
| 2 | Anna Anderson | 50 | Wife | — | Sweden |
| 3 | Hilda Anderson | 22 | Daughter | — | Illinois |
| 4 | Alma Anderson THIS PERSON | 20 | Daughter | — | Illinois |
| 5 | Edith Anderson | 18 | Daughter | — | Illinois |
| 6 | Oscar Anderson | 14 | Son | — | Illinois |
| 7 | John L. Stenberg | 50 | Head | — | Sweden |
| 8 | Ida Stenberg | 36 | Wife | Harness Maker | Indiana |
| 9 | Lillian Stenberg | 14 | Daughter | — | Illinois |
| 10 | Edith Stenberg | 11 | Daughter | — | Illinois |
| 11 | Alice Stenberg | 9 | Daughter | — | Illinois |
| 12 | John Stenberg | 7 | Son | — | Illinois |
| 13 | Ernest Johnson | 36 | Head | Delivery Man | New York |
| 14 | Mabel Johnson | 35 | Wife | — | Illinois |
| 15 | Lester Johnson | 11 | Son | Cashier | Illinois |
| 16 | Florence Johnson | 7 | Daughter | Bookkeeper | Illinois |
| 17 | Alice Johnson | 3 | Daughter | — | Illinois |
| 18 | Clarence Johnson | 1 | Son | — | Illinois |
| 19 | Gustave Anderson | 52 | Head | — | New York |
| 20 | Eva Anderson | 50 | Wife | Laborer | Illinois |
| 21 | Harry Anderson | 20 | Son | Mason | Illinois |
| 22 | Lillian Anderson | 18 | Daughter | — | Illinois |
| 23 | Florence Anderson | 12 | Daughter | — | Illinois |
| 24 | Bessie Cummings | 37 | Boarder | Cutter, Garment | Pennsylvania |
| 25 | Earl Wait | 24 | Head | Farmer | Illinois |
| 26 | Lillian Wait | 29 | Wife | — | Illinois |
| 27 | Robert Wait | 3 | Son | — | Illinois |
| 28 | Alice Wait | 2 | Daughter | — | Illinois |
| 29 | Virginia Wait | 1 | Daughter | — | Illinois |
| 30 | Matilda Bergman | 72 | Head | — | Sweden |
| 31 | August Bergman | 78 | Boarder | — | Sweden |
| 32 | George Riley | 58 | Head | Laborer | Illinois |
| 33 | Alice Riley | 51 | Wife | — | Illinois |
| 34 | Eva Riley | 15 | Daughter | — | Illinois |
| 35 | Frank Riley | 58 | Boarder | — | Illinois |
| 36 | Patrick S. Deyoung | 39 | Head | — | Illinois |
| 37 | Edith Deyoung | 40 | Wife | — | Illinois |
| 38 | Mary Deyoung | 63 | Head | Laborer | Illinois |
| 39 | Mary R. Deyoung | 33 | Wife | — | Illinois |
| 40 | William H. East | 65 | Head | Laborer | Illinois |
| 41 | Martha K. East | 55 | Wife | — | Illinois |
| 42 | George East | 26 | Son | Farm Laborer | Illinois |
| 43 | Frank East | 17 | Son | Farm Laborer | Oklahoma |
| 44 | Lucie A. East | 11 | Daughter | — | Oklahoma |
| 45 | Oscar E. Swanson | 36 | Head | Mechanic | Sweden |
| 46 | Alma S. Swanson | 20 | Wife | — | Illinois |
| 47 | Theo Gelius | 46 | Boarder | Potter | Sweden |
| 48 | William Lowell | 38 | Head | — | Germany |
| 49 | Frederick W. Lowell | 72 | Wife | — | Germany |
| 50 | Laura A. Johnson | 66 | Head | — | Sweden |
Pedigree Summary
Alma + 3 siblings
Gen 1 · 6 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)