RP
Robert Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this Robert Peterson across the 1910, 1920, 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 4-person household.
Age 65
b. ~1875
Male
Head
Born: Denmark
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | Peterson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Denmark |
| 1935 Residence (City) | Florence Tp |
| 1935 Residence (County) | Douglas |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farmer |
| Industry | Rented Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 75 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Farmer |
| Township / Ward | Florence Tp |
| Est. Birth Year | ~1875 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Carolyn Peterson | Daughter | — | 17 | ~1923 |
| Robert Peterson | Head | — | 65 | ~1875 |
| Merle Peterson | Son | — | 19 | ~1921 |
| Emma Peterson | Spouse | — | 49 | ~1891 |
Census Appearances
1910
Douglas, Nebraska
Head, age 40
Douglas, Nebraska · implied b. ~1870 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Rudolph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Widowed |
| Birthplace | Denmark |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Sec Foreman |
| Industry | U P Ry |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Douglas, Nebraska
Head, age 49
Douglas, Nebraska · implied b. ~1871 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Rudolph P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Widowed |
| Birthplace | Denmark |
| Year of Immigration | 1889 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Foreman |
| Industry | Steam Ry. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Denmark |
| Year of Naturalization | 1907 |
| Birthplace (normalized) | denmark |
1930
Douglas, Nebraska
Head, age 60
Douglas, Nebraska · implied b. ~1870 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1887 |
| Age at First Marriage | 24 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Weigh Master |
| Industry | Grain Exchange |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 9000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1940
Douglas-County, Nebraska
Head, age 65
Douglas-County, Nebraska · implied b. ~1875 — 4 household members
| Surname | Peterson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Denmark |
| 1935 Residence (City) | Florence Tp |
| 1935 Residence (County) | Douglas |
| Naturalization Status | Naturalized |
| Occupation | Farmer |
| Industry | Rented Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 75 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
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 Robert Peterson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Robert Peterson
Head · 1940 · age 65 · b. ~1875 · Nebraska
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02245-00430)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mae Oral | 19 | Daughter | Typist | Nebraska |
| 2 | Norma Jean Oral | 12 | Daughter | — | Nebraska |
| 3 | Francis D Musgrove | 42 | Head | Artificer | Nebraska |
| 4 | Ellen Musgrove | 32 | Wife | — | Illinois |
| 5 | George Musgrove | 11 | Son | — | Nebraska |
| 6 | Carine Musgrove | 9 | Daughter | — | Nebraska |
| 7 | Loraine Musgrove | 7 | Daughter | — | Nebraska |
| 8 | Herman Lohn | 62 | Head | Laborer | Nebraska |
| 9 | Emil J Scheffert | 38 | Head | Gardener | South Dakota |
| 10 | Loretta Scheffert | 38 | Wife | Teacher | South Dakota |
| 11 | Mimi Scheffert | 11 | Daughter | — | South Dakota |
| 12 | Harold Scheffert | 9 | Son | — | South Dakota |
| 13 | Kenneth Scheffert | 7 | Son | — | South Dakota |
| 14 | Marilyn Scheffert | 1 | Daughter | — | Nebraska |
| 15 | Robert Peterson THIS PERSON | 65 | Head | Farmer | Denmark |
| 16 | Emma Peterson | 49 | Wife | — | Nebraska |
| 17 | Merle Peterson | 19 | Son | — | Nebraska |
| 18 | Carolyn Peterson | 17 | Daughter | — | Nebraska |
| 19 | Henry A White | 52 | Head | Handy Man | Oregon |
| 20 | Cora White | 49 | Wife | — | Nebraska |
| 21 | Cora M White | 10 | Daughter | — | Nebraska |
| 22 | George A Oleen | 43 | Head | Farmer | Nebraska |
| 23 | Mary Dunn | 48 | Housekeeper | Housekeeper | Nebraska |
| 24 | Doris Dunn | 25 | Lodger | Cashier | Iowa |
| 25 | Frank Simet | 41 | Head | Laborer | Nebraska |
| 26 | Elma Simet | 34 | Wife | — | Michigan |
| 27 | Evelyn Simet | 14 | Daughter | — | Nebraska |
| 28 | Francis Simet | 13 | Daughter | — | Nebraska |
| 29 | Frank Jr Simet | 11 | Son | — | Nebraska |
| 30 | Kenneth Simet | 5 | Son | — | Nebraska |
| 31 | Harry W Kramer | 35 | Head | House Painter | Minnesota |
| 32 | Alice Kramer | 33 | Wife | — | Nebraska |
| 33 | Bessie Kramer | 8 | Daughter | — | Nebraska |
| 34 | Joyce Kramer | 5 | Daughter | — | Nebraska |
| 35 | John A Hayler | 60 | Head | Carpenter | Michigan |
| 36 | Bessie Hayler | 50 | Wife | — | Iowa |
| 37 | George F Raymond | 45 | Head | Laborer | Nebraska |
| 38 | Alice Raymond | 44 | Wife | — | Nebraska |
| 39 | Genevieve Raymond | 19 | Daughter | Servant | Nebraska |
| 40 | Marilyn Raymond | 18 | Daughter | Servant | Nebraska |
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)