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William Larson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Racine, Wisconsin
Our Model Tree links this William Larson across the 1930 and 1940 US Censuses in Racine, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 6-person household.
Age 27
b. ~1903
Male
Son
Born: Norway
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Racine, Wisconsin |
| Surname | Larson |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1908 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Laborer |
| Township / Ward | Norway Township |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Wm Larson | Head | — | 57 | ~1873 |
| William Larson | Son | — | 27 | ~1903 |
| Arne Larson | Son | — | 17 | ~1913 |
| Ole Larson | Son | — | 22 | ~1908 |
| Ingeborg Larson | Spouse | — | 51 | ~1879 |
| Andreas Larson | Son | — | 25 | ~1905 |
Census Appearances
1930
Racine, Wisconsin
Son, age 27
Racine, Wisconsin · implied b. ~1903 — 6 household members
| Surname | Larson |
| Given Name | William M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1908 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Racine-County, Wisconsin
Son, age 37
Racine-County, Wisconsin · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Norway |
| 1935 Residence (City) | Norway Town |
| 1935 Residence (County) | Racine |
| Naturalization Status | Naturalized |
| Occupation | Salesman |
| Industry | Insurance |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 274 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 William Larson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Larson
Son · 1930 · age 27 · b. ~1903 · Wisconsin
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Sibling
Andreas Larson
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arne Larson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ole Larson
Sibling · 1930 · 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
1930 US Federal Census — Racine, Wisconsin
Open full size
1930 US Federal Census — Racine, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2607unit:0010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ole H Rundtrez | 50 | Head | Garageman | Norway |
| 2 | Louisa Rundtrez | 50 | Wife | — | Norway |
| 3 | Gust. F. Lachow | 42 | Head | Farmer | Wisconsin |
| 4 | Bertha Lachow | 40 | Wife | — | Wisconsin |
| 5 | Eleanor Schroat | 20 | Step-daughter | — | Wisconsin |
| 6 | Fred C. Bruckhausen | 50 | Head | Hotel Keeper | Denmark |
| 7 | Rose Bruckhausen | 49 | Wife | — | Wisconsin |
| 8 | Harry S. Hansen | 50 | Head | Steam-Fitter | Michigan |
| 9 | Lillian Hansen | 50 | Wife | — | Wisconsin |
| 10 | Rudolph Benecke | 71 | Head | — | Wisconsin |
| 11 | Laura G. Benecke | 63 | Wife | — | Wisconsin |
| 12 | Magnus B. Benecke | 22 | Son | Line-Man | Wisconsin |
| 13 | Frank Jeniack | 48 | Head | Machinist | Bohemia |
| 14 | Mary Jeniack | 46 | Wife | — | Austria |
| 15 | Adolph Williams | 63 | Head | — | Norway |
| 16 | Gina Williams | 54 | Wife | — | Norway |
| 17 | Evelyn L. Williams | 23 | Daughter | Stenographer | Illinois |
| 18 | Ellen W. Williams | 23 | Daughter | Art Painter | Illinois |
| 19 | Alice G. Williams | 17 | Daughter | — | Illinois |
| 20 | Casper M. Wolfson | 56 | Head | Farmer | Wisconsin |
| 21 | Andrew B. Wolfson | 79 | Uncle | — | Wisconsin |
| 22 | Anton Hanson | 62 | Head | Laborer | Wisconsin |
| 23 | Julia A. Hanson | 56 | Wife | — | Norway |
| 24 | John E. Hanson | 32 | Son | Carpenter | Wisconsin |
| 25 | Henry Schmidt | 56 | Head | Farmer | Wisconsin |
| 26 | Elvina Schmidt | 53 | Wife | — | Wisconsin |
| 27 | Arthur Schmidt | 18 | Son | Laborer | Wisconsin |
| 28 | Clarence Schmidt | 15 | Son | Laborer | Wisconsin |
| 29 | Esther Schmidt | 11 | Daughter | — | Wisconsin |
| 30 | Anton R. Tebbekus | 39 | Head | Store-Keeper | Wisconsin |
| 31 | Henrietta M. Tebbekus | 36 | Wife | — | Wisconsin |
| 32 | Mildred M. Tebbekus | 16 | Daughter | — | Wisconsin |
| 33 | Harry J. Tebbekus | 14 | Son | — | Wisconsin |
| 34 | Robert J. Tebbekus | 5 | Son | — | Wisconsin |
| 35 | Louis Bockenhagen | 30 | Head | Salesman | Wisconsin |
| 36 | Beulah Bockenhagen | 32 | Wife | — | Wisconsin |
| 37 | Elaine Bockenhagen | 9 | Daughter | — | Wisconsin |
| 38 | Ardeen Bockenhagen | 7 | Daughter | — | Wisconsin |
| 39 | Lois Bockenhagen | 3 | Daughter | — | Wisconsin |
| 40 | Wm. J. Larson | 57 | Head | Farmer | Norway |
| 41 | Ingeborg Larson | 51 | Wife | — | Norway |
| 42 | William M. Larson THIS PERSON | 27 | Son | Laborer | Norway |
| 43 | Andreas M. Larson | 25 | Son | Laborer | Norway |
| 44 | Ole M. Larson | 22 | Son | Laborer | Norway |
| 45 | Arne M. Larson | 17 | Son | — | Norway |
| 46 | Alfred Auterman | 32 | Head | Farming | Wisconsin |
| 47 | Henry Auterman | 69 | Father | — | Wisconsin |
| 48 | Edmund Auterman | 20 | Bro. | Laborer | Wisconsin |
| 49 | Annie Auterman | 75 | Aunt | — | Wisconsin |
| 50 | Alma Robres | 21 | Cousin | Servant | Wisconsin |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)