WP
Walter Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Wisconsin
Our Model Tree links this Walter Peterson across the 1920, 1930 and 1940 US Censuses in Douglas-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Anna & Edward — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Wisconsin |
| Surname | Peterson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Superior Town |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Superior Town |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Walter Peterson | Son | — | 23 | ~1917 |
| G Peterson | Son | — | 33 | ~1907 |
| Anna Peterson | Head | — | 68 | ~1872 |
| Alice Peterson | Daughter | — | 32 | ~1908 |
Census Appearances
1920
Douglas, Wisconsin
Son, age 2
Douglas, Wisconsin · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Douglas, Wisconsin
Son, age 13
Douglas, Wisconsin · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Douglas-County, Wisconsin
Son, age 23
Douglas-County, Wisconsin · implied b. ~1917 — 4 household members
| Surname | Peterson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Superior Town |
| 1935 Residence (County) | Douglas |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | 6 |
| 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 Walter Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anna Peterson (~0.92 confidence) and father Edward Peterson (~0.92 confidence) and mother Anna Peterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Peterson
b. ~1862
Source mother
● Household
· direct · ~0.92
Father
Edward Peterson
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Anna Peterson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Peterson
Son · 1940 · age 23 · b. ~1917 · Wisconsin
★ You are viewing this record
Sibling
G Peterson
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Peterson
Sibling · 1940 · age 32
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 — Douglas-County, Wisconsin
Open full size
1940 US Federal Census — Douglas-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04475-01005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Anderson | 67 | Head | Farmer | Sweden |
| 2 | Ida Anderson | 62 | Wife | — | Sweden |
| 3 | L. Carl Carlson | 60 | Cousin | Farmer | Sweden |
| 4 | D. Roy Kitch | 36 | Head | Farmer | Nebraska |
| 5 | Alice Kitch | 29 | Wife | — | Nebraska |
| 6 | Lorraine Kitch | 7 | Daughter | — | Nebraska |
| 7 | Anna Peterson | 68 | Head | — | Sweden |
| 8 | G. William Peterson | 33 | Son | Farmer | Wisconsin |
| 9 | Alice Peterson | 32 | Daughter | Domestic Maid | Wisconsin |
| 10 | Walter Peterson THIS PERSON | 23 | Son | — | Wisconsin |
| 11 | A. Samuel White | 65 | Head | Farmer | New Jersey |
| 12 | Anna White | 60 | Wife | — | Sweden |
| 13 | A. John Johnson | 55 | Brother in law | Laborer | Minnesota |
| 14 | O. Emil Johnson | 44 | Head | Structural Iron Worker | Wisconsin |
| 15 | Olga Johnson | 42 | Wife | — | Wisconsin |
| 16 | Lucille Johnson | 21 | Daughter | — | Wisconsin |
| 17 | Myrtle Johnson | 19 | Daughter | Servant | Wisconsin |
| 18 | R. Edwin Johnson | 17 | Son | — | Wisconsin |
| 19 | E. Robert Johnson | 12 | Son | — | Wisconsin |
| 20 | W. George Johnson | 10 | Son | — | Wisconsin |
| 21 | Marilyn Johnson | 8 | Daughter | — | Wisconsin |
| 22 | Elizabeth Johnson | 4 | Daughter | — | Wisconsin |
| 23 | D. Lawrence Johnson | 1 | Son | — | Wisconsin |
| 24 | Abraham Britton | 24 | Head | Farmer | Nebraska |
| 25 | Viola Britton | 22 | Wife | — | Nebraska |
| 26 | Alice Britton | 1 | Daughter | — | Wisconsin |
| 27 | D. Gustaf Anderson | 31 | Head | Section Helper | Wisconsin |
| 28 | Eleanor Anderson | 21 | Wife | — | Wisconsin |
| 29 | D. Donald Anderson | 7 | Son | — | Wisconsin |
| 30 | P. Gale Anderson | 5 | Daughter | — | Wisconsin |
| 31 | (Error) (Error) | None | (error) | (Error) | (error) |
| 32 | M. Howard Selden | 56 | Head | Farmer | Wisconsin |
| 33 | H. Neva Selden | 52 | Wife | Township Treasurer | Iowa |
| 34 | M. Shirley Selden | 18 | Daughter | — | Wisconsin |
| 35 | Ray Vanderport | 51 | Head | Farmer | Nebraska |
| 36 | Lydia Vanderport | 41 | Wife | — | Ohio |
| 37 | E. Ocel Vanderport | 23 | Son | Section Laborer | Montana |
| 38 | E. Mildred Vanderport | 19 | Daughter | Waitress | Wisconsin |
| 39 | C. Freda Vanderport | 16 | Daughter | — | Wisconsin |
| 40 | F. Barbara Vanderport | 6 | Daughter | — | Wisconsin |
Pedigree Summary
Walter + 2 siblings
Gen 1 · 3 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)