CP
Clarence Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Barron-County, Wisconsin
Our Model Tree links this Clarence Peterson across the 1920, 1930 and 1940 US Censuses in Barron-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Gottfred & Sigfrid — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Barron-County, Wisconsin |
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Crystal Lake Township |
| 1935 Residence (County) | Barron |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Laborer |
| Township / Ward | Crystal Lake Township |
| Est. Birth Year | ~1916 |
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 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Paul Peterson | Son | — | 27 | ~1913 |
| Gottfred Peterson | Head | — | 64 | ~1876 |
| Wilfred Peterson | Son | — | 32 | ~1908 |
| Hilda Peterson | Spouse | — | 59 | ~1881 |
| Clarence Peterson | Son | — | 24 | ~1916 |
Census Appearances
1920
Barron, Wisconsin
Son, age 4
Barron, Wisconsin · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Barron, Wisconsin
Son, age 14
Barron, Wisconsin · implied b. ~1916
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Peterson |
| Given Name | Clarence A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Age at First Marriage | 14 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Barron-County, Wisconsin
Son, age 24
Barron-County, Wisconsin · implied b. ~1916 — 5 household members
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Crystal Lake Township |
| 1935 Residence (County) | Barron |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Clarence Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Gottfred Peterson (~0.92 confidence) and father Sigfrid Peterson (~0.92 confidence) and mother Hilda Peterson (~0.92 confidence) and mother Hilda Peterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gottfred Peterson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Sigfrid Peterson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Hilda Peterson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Hilda Peterson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Peterson
Son · 1940 · age 24 · b. ~1916 · Wisconsin
★ You are viewing this record
Sibling
Wilfred Peterson
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Peterson
Sibling · 1940 · age 27
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
1940 US Federal Census — Barron-County, Wisconsin
Open full size
1940 US Federal Census — Barron-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04457-00301)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Henry O Lundquist | 46 | Head | Farmer | Wisconsin |
| 42 | Celia Lundquist | 14 | Daughter | — | Wisconsin |
| 43 | Frankie Lundquist | 12 | Son | — | Wisconsin |
| 44 | Theresa Lundquist | 9 | Daughter | — | Wisconsin |
| 45 | Anton Lundquist | 8 | Son | — | Wisconsin |
| 46 | Mary Lundquist | 7 | Daughter | — | Wisconsin |
| 47 | Catherine Lundquist | 6 | Daughter | — | Wisconsin |
| 48 | Anton Carlson | 65 | Head | Farmer | Sweden |
| 49 | Amanda Carlson | 58 | Wife | — | Sweden |
| 50 | Linnea Carlson | 24 | Daughter | Teacher | Wisconsin |
| 51 | Helga Carlson | 20 | Daughter | — | Wisconsin |
| 52 | Eleanore Carlson | 18 | Daughter | — | Wisconsin |
| 53 | Frank Carlson | 75 | Father | — | Sweden |
| 54 | Paul R Carlson | 51 | Head | Farmer | Sweden |
| 55 | Mary Carlson | 44 | Wife | — | Wisconsin |
| 56 | Hope Carlson | 22 | Daughter | — | Wisconsin |
| 57 | Howard Carlson | 12 | Son | — | Wisconsin |
| 58 | Sylvia Carlson | 7 | Daughter | — | Wisconsin |
| 59 | John Carlson | 77 | Father | — | Sweden |
| 60 | Oscar G Olsen | 30 | Head | Farmer | Wisconsin |
| 61 | Pauline Olsen | 26 | Wife | — | Wisconsin |
| 62 | Charles Peterson | 73 | Head | Farmer | Sweden |
| 63 | Arthur G Peterson | 32 | Son | Laborer | Wisconsin |
| 64 | Florence Smith | 39 | Housekeeper | Housekeeper | Wisconsin |
| 65 | Gust E Peterson | 66 | Head | Farmer | Sweden |
| 66 | Lena Peterson | 57 | Wife | — | Norway |
| 67 | Anton Peterson | 32 | Son | Laborer | Wisconsin |
| 68 | Alice Peterson | 31 | Daughter-in-law | — | Wisconsin |
| 69 | Mary Jane Peterson | 3 | Niece | — | Wisconsin |
| 70 | Alvin Peterson | 2 | Nephew | — | Wisconsin |
| 71 | James J Peterson | 2 | Nephew | — | Wisconsin |
| 72 | Mrs Mary Peterson | 59 | Head | Farm Manager | Italy |
| 73 | Angelo G Peterson | 21 | Son | Laborer | Wisconsin |
| 74 | Lloyd Nelson | 17 | Laborer | Laborer | Minnesota |
| 75 | Gottfred Peterson | 64 | Head | Farmer | Sweden |
| 76 | Hilda Peterson | 59 | Wife | — | Minnesota |
| 77 | Wilfred Peterson | 32 | Son | Salesman | Wisconsin |
| 78 | Paul Peterson | 27 | Son | Laborer | Wisconsin |
| 79 | Clarence Peterson THIS PERSON | 24 | Son | Laborer | Wisconsin |
| 80 | Claus Carlson | 59 | Head | Farmer | Sweden |
Pedigree Summary
Clarence + 2 siblings
Gen 1 · 4 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)