DR
David Roberts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Columbia-County, Wisconsin
Our Model Tree links this David Roberts across the 1920, 1930 and 1940 US Censuses in Columbia-County, Wisconsin (XGBoost, ~Confirmed), with identified parents David & David — first a son (b.~1918), then head of a 2-person household.
Age 22
b. ~1918
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbia-County, Wisconsin |
| Surname | Roberts |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Caledonia Township |
| 1935 Residence (County) | Columbia |
| Additional Details | |
| Occupation | farmer |
| Industry | On farm |
| Class of Worker | E |
| Hours Worked | 72 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Farmer |
| Township / Ward | Caledonia Township |
| Est. Birth Year | ~1918 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| David Roberts | Son | — | 22 | ~1918 |
| Evalyn Roberts | Head | — | 57 | ~1883 |
Census Appearances
1920
Columbia, Wisconsin
Son, age 2
Columbia, Wisconsin · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Columbia, Wisconsin
Son, age 12
Columbia, Wisconsin · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Columbia-County, Wisconsin
Son, age 22
Columbia-County, Wisconsin · implied b. ~1918 — 2 household members
| Surname | Roberts |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Caledonia Township |
| 1935 Residence (County) | Columbia |
| Occupation | farmer |
| Industry | On farm |
| Class of Worker | E |
| Hours Worked | 72 |
| Highest Grade | H-2 |
| 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 David Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father David Roberts (~0.92 confidence) and father David Roberts (~0.92 confidence) and mother Evalyn Roberts (~0.92 confidence) and mother Evalyn Roberts (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Roberts
b. ~1878
Source father
● Household
· direct · ~0.92
Father
David Roberts
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Evalyn Roberts
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Evalyn Roberts
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Roberts
Son · 1940 · age 22 · b. ~1918 · Wisconsin
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Columbia-County, Wisconsin
Open full size
1940 US Federal Census — Columbia-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04466-00045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willard Paske | 15 | Son | — | Wisconsin |
| 2 | Laverne Paske | 10 | Son | — | Wisconsin |
| 3 | Angela Paske | 5 | Daughter | — | Wisconsin |
| 4 | Reinhard Paske | 42 | Head | Wood Cutting | Wisconsin |
| 5 | Ada Paske | 41 | Wife | — | Wisconsin |
| 6 | Eleanor Paske | 20 | Daughter | Packing | Wisconsin |
| 7 | Rodney Paske | 19 | Son | Laborer | Wisconsin |
| 8 | Harold Paske | 17 | Son | Laborer | Wisconsin |
| 9 | Dorothy Paske | 15 | Daughter | — | Wisconsin |
| 10 | Russell Paske | 11 | Son | — | Wisconsin |
| 11 | Donald Paske | 9 | Son | — | Wisconsin |
| 12 | Merna Paske | 7 | Daughter | — | Wisconsin |
| 13 | Karen Paske | 3 | Daughter | — | Wisconsin |
| 14 | Darrell Paske | 1 | Son | — | Wisconsin |
| 15 | Irwin Kunow | 39 | Head | Farmer | Wisconsin |
| 16 | Alice Kunow | 39 | Wife | — | Wisconsin |
| 17 | Edward Anacker | 53 | Head | Farmer | Wisconsin |
| 18 | Esther Anacker | 42 | Wife | — | Wisconsin |
| 19 | Lorraine Anacker | 21 | Daughter | Laborer | Wisconsin |
| 20 | Maxine Anacker | 20 | Daughter | Clerk | Wisconsin |
| 21 | Duane Anacker | 18 | Son | Laborer | Wisconsin |
| 22 | Eleanor Anacker | 16 | Daughter | — | Wisconsin |
| 23 | Alfred Anacker | 13 | Son | — | Wisconsin |
| 24 | Hollis Mountford | 37 | Head | Farmer | Wisconsin |
| 25 | Thelma Mountford | 39 | Wife | — | Wisconsin |
| 26 | Johnnie Mountford | 9 | Son | — | Wisconsin |
| 27 | James C. Mountford | 4 | Son | — | Wisconsin |
| 28 | Fred Achterberg | 65 | Head | Farmer | Wisconsin |
| 29 | Maude Achterberg | 46 | Wife | — | Wisconsin |
| 30 | Clifford Achterberg | 22 | Son | Building | Wisconsin |
| 31 | Rivetta Achterberg | 17 | Daughter | — | Wisconsin |
| 32 | Conrad Mueller | 51 | Head | Farmer | Wisconsin |
| 33 | William Mueller | 24 | Son | Laborer | Wisconsin |
| 34 | Elizabeth Mueller | 23 | Daughter | Sewing | Wisconsin |
| 35 | Lorriet Mueller | 22 | Son | Laborer | Wisconsin |
| 36 | Herbert Mueller | 21 | Son | Laborer | Wisconsin |
| 37 | Ernest Jr. Mueller | 16 | Son | Laborer | Wisconsin |
| 38 | Emma Mueller | 64 | Sister | Pure Labor | Wisconsin |
| 39 | Evalyn Roberts | 57 | Head | — | Wisconsin |
| 40 | David Roberts THIS PERSON | 22 | Son | Farmer | Wisconsin |
Pedigree Summary
David
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)