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James Robbins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, Minnesota
Our Model Tree links this James Robbins across the 1920, 1930 and 1940 US Censuses in Cass-County, Minnesota (XGBoost, ~Confirmed), with identified parents Ray & Rose — first a head (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Minnesota |
| Surname | Robbins |
| Given Name | James E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 30 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Boy River |
| Est. Birth Year | ~1912 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Alice Robbins | Spouse | — | 22 | ~1918 |
| Richard Robbins | Son | — | 4 | ~1936 |
| Betty Robbins | Daughter | — | 3 | ~1937 |
| Lester Robbins | Son | — | 2 | ~1938 |
| James Robbins | Head | — | 28 | ~1912 |
Census Appearances
1920
Cass, Minnesota
Son, age 8
Cass, Minnesota · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Cass, Minnesota
Son, age 18
Cass, Minnesota · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | James C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Minnesota |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Cass-County, Minnesota
Head, age 28
Cass-County, Minnesota · implied b. ~1912 — 5 household members
| Surname | Robbins |
| Given Name | James E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cass |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 30 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 James Robbins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ray Robbins (~0.92 confidence) and mother Rose Robbins (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ray Robbins
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Rose Robbins
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Robbins
Head · 1940 · age 28 · b. ~1912 · Minnesota
★ 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 — Cass-County, Minnesota
Open full size
1940 US Federal Census — Cass-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01912-00094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | June M. Lund | 5 | Daughter | — | Minnesota |
| 42 | Lois A. Lund | 3 | Daughter | — | Minnesota |
| 43 | Bruce A. Lund | 1 | Son | — | Minnesota |
| 44 | Betty J. Lund | 0 | Daughter | — | Minnesota |
| 45 | Charles T. Cleveland | 33 | Head | Farmer | North Dakota |
| 46 | Mabel E. Cleveland | 19 | Wife | — | Minnesota |
| 47 | Nelson J. Bailey | 71 | Head | — | Pennsylvania |
| 48 | Elizabeth M. Bailey | 59 | Wife | — | Iowa |
| 49 | Loren J. Bailey | 25 | Son | Laborer | Minnesota |
| 50 | John C. Brooks | 53 | Head | Farmer | Iowa |
| 51 | Mary Brooks | 51 | Wife | — | Michigan |
| 52 | R. G. Brooks | 19 | Son | Baker | Minnesota |
| 53 | J. C. Brooks | 19 | Son | Laborer | Minnesota |
| 54 | Inza R. Brooks | 10 | Son | — | Minnesota |
| 55 | James E. Connolly | 72 | Head | Farmer | Minnesota |
| 56 | Bessie I. Connolly | 30 | Wife | — | Minnesota |
| 57 | James E. Jr. Connolly | 13 | Son | — | Minnesota |
| 58 | Nathalene J. Connolly | 11 | Daughter | — | Minnesota |
| 59 | Nona L. Connolly | 11 | Daughter | — | Wisconsin |
| 60 | Beatrice E. Connolly | 9 | Daughter | — | Wisconsin |
| 61 | David W. Connolly | 7 | Son | — | Wisconsin |
| 62 | Donna Rae Connolly | 5 | Daughter | — | Wisconsin |
| 63 | James E. Robbins THIS PERSON | 28 | Head | Farmer | Minnesota |
| 64 | Alice M. Robbins | 22 | Wife | — | Minnesota |
| 65 | Richard E. Robbins | 4 | Son | — | Minnesota |
| 66 | Betty R. Robbins | 3 | Daughter | — | Minnesota |
| 67 | Lester J. Robbins | 2 | Son | — | Minnesota |
| 68 | Ray E. Robbins | 51 | Head | Farmer | Iowa |
| 69 | Rose E. Robbins | 49 | Wife | — | Minnesota |
| 70 | Bernard Robbins | 24 | Son | Laborer | Minnesota |
| 71 | Jim W. Robbins | 19 | Son | Laborer | Minnesota |
| 72 | Ernest J. Robbins | 17 | Son | — | Minnesota |
| 73 | William D. Holt | 35 | Head | Laborer | North Dakota |
| 74 | Ida M. Holt | 35 | Wife | — | North Dakota |
| 75 | Opal J. Holt | 8 | Daughter | — | Minnesota |
| 76 | Billy O. Holt | 5 | Son | — | Minnesota |
| 77 | Robert L. Holt | 4 | Son | — | Minnesota |
| 78 | Leona M. Holt | 3 | Daughter | — | Minnesota |
| 79 | Clifford H. Barstow | 39 | Head | Farmer | Iowa |
| 80 | Evelyn C. Barstow | 38 | Wife | — | Iowa |
Pedigree Summary
James
Gen 1 · 2 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)