AL
Arthur Larson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Arthur Larson across the 1900, 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents S & Lars — first a son (b.~1883), then head of a 5-person household.
Age 37
b. ~1883
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Larson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Motorman |
| Industry | Street Car |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Motorman |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1883 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| S Larson | Head | — | 60 | ~1860 |
| Esther Larson | Daughter | — | 26 | ~1894 |
| Walter Larson | Son | — | 16 | ~1904 |
| John Larson | Son | — | 20 | ~1900 |
| Arthur Larson | Son | — | 37 | ~1883 |
Census Appearances
1900
Cook, Illinois
Son, age 20
Cook, Illinois · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1880 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Printer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Cook, Illinois
Son, age 28
Cook, Illinois · implied b. ~1882 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Condenser |
| Industry | Electric Shop |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 37
Cook, Illinois · implied b. ~1883 — 5 household members
| Surname | Larson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Motorman |
| Industry | Street Car |
| Class of Worker | W |
| 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 Arthur Larson across 3 US Census years (1900, 1910 and 1920) in Cook, Illinois, using XGBoost record linkage. Identified parents: father S Larson (~0.92 confidence) and father Lars Larson (~0.92 confidence) and mother Ida Larson (~0.92 confidence) and mother Mary Larson (~0.92 confidence) and mother S Larson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
S Larson
b. ~1844
Source father
● Household
· direct · ~0.92
Father
Lars Larson
b. ~1850
Source father
● Household
· direct · ~0.92
Mother
Ida Larson
b. ~1857
Source mother
● Household
· direct · ~0.92
Mother
Mary Larson
b. ~1860
Source mother
● Household
· direct · ~0.92
Mother
S Larson
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Larson
Son · 1920 · age 37 · b. ~1883 · Illinois
★ You are viewing this record
Sibling
Esther Larson
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Larson
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Larson
Sibling · 1920 · age 20
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:1920:14thcensusofpopu314unit:0026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Josephine | 17 | Daughter | None | Illinois |
| 52 | Sadie | 15 | Daughter | None | Illinois |
| 53 | Rosie | 11 | Daughter | None | Illinois |
| 54 | Salvatore | 10 | Son | None | Illinois |
| 55 | Josephine | 70 | Grand-Mother | None | Italy |
| 56 | Vito Meccia | 34 | Head | Police Officer | Italy |
| 57 | Katie Meccia | 40 | Wife | None | Wisconsin |
| 58 | Katherine Meccia | 10 | Daughter | None | Illinois |
| 59 | Vincent Meccia | 8 | Son | None | Illinois |
| 60 | Margrette Meccia | 1 | Daughter | None | Illinois |
| 61 | James Gordon | 22 | Head | Bookkeeper | Illinois |
| 62 | Mrs Gordon | 24 | Sister | None | Illinois |
| 63 | Joe Raymond | 45 | Head | Waiter | Italy |
| 64 | Paul Below | 44 | Head | Teamster | Germany |
| 65 | Kate Below | 40 | Wife | None | Illinois |
| 66 | Vernon Below | 23 | Son | Turner | Illinois |
| 67 | John Klein | 49 | Head | Watchman | Illinois |
| 68 | Alice Klein | 49 | Wife | None | Indiana |
| 69 | W George Klein | 23 | Son | Shofer | Illinois |
| 70 | Mable Seratis | 21 | Daughter | None | Illinois |
| 71 | Frank Seratis | 31 | Son-in-law | Laborer | Illinois |
| 72 | Benny Hayes | 28 | Head | Baker | Illinois |
| 73 | Alice Hayes | 29 | Wife | None | Illinois |
| 74 | Thomas Hayes | 1 | Son | None | Illinois |
| 75 | May Ruth Hayes | 1 | Daughter | None | Illinois |
| 76 | Thomas Anderson | 52 | Father-in-law | Elevator | Illinois |
| 77 | Georgia Anderson | 50 | Mother-in-law | None | New York |
| 78 | S Mary Larson | 60 | Head | None | Sweden |
| 79 | Arthur Larson THIS PERSON | 37 | Son | Motorman | Illinois |
| 80 | Esther Larson | 26 | Daughter | Clerk | Illinois |
| 81 | John Larson | 20 | Son | Messenger | Illinois |
| 82 | Walter Larson | 16 | Son | None | Illinois |
| 83 | Andrew Anderson | 45 | Head | Auto Business | Sweden |
| 84 | Matilda Anderson | 48 | Wife | None | Sweden |
| 85 | Anna Anderson | 13 | Daughter | None | Illinois |
| 86 | Arthur Anderson | 8 | Son | None | Illinois |
| 87 | Charles Anderson | 49 | Brother | Laborer | Sweden |
| 88 | George Loder | 44 | Head | Butcher Shop | Germany |
| 89 | Barbra Loder | 42 | Wife | None | Germany |
| 90 | Ella Loder | 19 | Daughter | Laborer | Germany |
| 91 | George Barbish | 35 | Head | Laborer | Austria |
| 92 | Elizabeth Barbish | 28 | Wife | None | Illinois |
| 93 | Lillian Barbish | 10 | Daughter | None | Illinois |
| 94 | Sam Mardish | 28 | Head | Laborer | Croatia |
| 95 | Antonia Mardish | 26 | Wife | None | Croatia |
| 96 | Jennie Mardish | 4 | Daughter | None | Illinois |
| 97 | Vinceno Mardish | 3 | Son | None | Illinois |
| 98 | Spendone Mardish | 2 | Son | None | Illinois |
| 99 | Frank Mardish | 35 | Brother | None | Croatia |
| 100 | Isaac Martin | 61 | Head | None | Germany |
Pedigree Summary
Arthur + 3 siblings
Gen 1 · 5 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)