JC
James Carson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Larimer-County, Colorado
Our Model Tree links this James Carson across the 1930 and 1940 US Censuses in Larimer-County, Colorado (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 7-person household.
Age 36
b. ~1904
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Larimer-County, Colorado |
| Surname | Carson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Loveland |
| 1935 Residence (County) | Larimer |
| Additional Details | |
| Occupation | Laborer |
| Industry | Any |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 425 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Laborer |
| Township / Ward | Loveland |
| Est. Birth Year | ~1904 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Barbara Carson | Spouse | — | 30 | ~1910 |
| James Carson | Son | — | 10 | ~1930 |
| Marjorie Carson | Daughter | — | 8 | ~1932 |
| Billy Carson | Son | — | 2 | ~1938 |
| Joan Carson | Daughter | — | 5 | ~1935 |
| James Carson | Head | — | 36 | ~1904 |
| Ella Carson | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Larimer, Colorado
Head, age 26
Larimer, Colorado · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carson |
| Given Name | James E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 22 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 4 |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Larimer-County, Colorado
Head, age 36
Larimer-County, Colorado · implied b. ~1904 — 7 household members
| Surname | Carson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Loveland |
| 1935 Residence (County) | Larimer |
| Occupation | Laborer |
| Industry | Any |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 425 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Carson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Carson
Head · 1940 · age 36 · b. ~1904 · Colorado
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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 — Larimer-County, Colorado
Open full size
1940 US Federal Census — Larimer-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00467-00220)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Blanche L. | 16 | Daughter | 0 | Colorado |
| 42 | George Brunmeier | 52 | Head | Farmer | Russia |
| 43 | Carolina Brunmeier | 46 | Wife | 0 | Rumania |
| 44 | Albert Brunmeier | 15 | Son | New Worker | South Dakota |
| 45 | Paul Brunmeier | 11 | Son | 0 | Colorado |
| 46 | Molly P. Shije | 72 | Head | 0 | Missouri |
| 47 | Lewis C. Olsen | 32 | Head | Carpenter | Norway |
| 48 | Hazel M. Olsen | 35 | Wife | 0 | Colorado |
| 49 | Harold C. Olsen | 7 | Son | 0 | Minnesota |
| 50 | Cheryl H. Olsen | 2 | Daughter | 0 | Colorado |
| 51 | John H. Cordes | 56 | Head | Carpenter | Illinois |
| 52 | Augusta Cordes | 51 | Wife | 0 | Nebraska |
| 53 | Helen E. Hinge | 52 | Lodger | 0 | Nebraska |
| 54 | Leonard C. Jenkins | 27 | Head | Dairyman | Missouri |
| 55 | C. Katherine Jenkins | 29 | Wife | 0 | Missouri |
| 56 | Leonard C. Jr. Jenkins | 4 | Son | 0 | Missouri |
| 57 | Loretta Rea Jenkins | 1 | Daughter | 0 | Colorado |
| 58 | James Carson THIS PERSON | 36 | Head | Laborer | Missouri |
| 59 | Barbara E. Carson | 30 | Wife | 0 | Russia |
| 60 | Ella May Carson | 12 | Daughter | 0 | Colorado |
| 61 | James Edward Jr. Carson | 10 | Son | 0 | Colorado |
| 62 | Marjorie L. Carson | 8 | Daughter | 0 | Colorado |
| 63 | Joan A. Lee Carson | 5 | Daughter | 0 | Colorado |
| 64 | Billy Keith Carson | 2 | Son | 0 | Colorado |
| 65 | Ivan C. Bader | 42 | Head | Farm Operator | Colorado |
| 66 | Hazel R. Bader | 42 | Wife | 0 | Iowa |
| 67 | Eloise F. Bader | 18 | Daughter | 0 | Colorado |
| 68 | Dorothy Hazel Bader | 16 | Daughter | 0 | Colorado |
| 69 | Ivan Elden Bader | 14 | Son | 0 | Colorado |
| 70 | Ada Marie Bader | 12 | Daughter | 0 | Colorado |
| 71 | Betty Ruth Bader | 11 | Daughter | 0 | Colorado |
| 72 | Margaret Joan Bader | 7 | Daughter | 0 | Colorado |
| 73 | Henry L. Bogder | 47 | Head | Mechanic | Nebraska |
| 74 | Elsie O. Bogder | 42 | Wife | 0 | Illinois |
| 75 | Mildred P. Bogder | 20 | Daughter | Clerk | Nebraska |
| 76 | Kenneth H. Bogder | 18 | Son | 0 | Nebraska |
| 77 | Keith D. Bogder | 11 | Son | 0 | Nebraska |
| 78 | Herman Heppler | 81 | Head | 0 | Germany |
| 79 | Mary Heppler | 65 | Wife | 0 | Germany |
| 80 | L. A. Davis | 61 | Head | 0 | Illinois |
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)