OA
Oscar Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Eagle-County, Colorado
Our Model Tree links this Oscar Anderson across the 1920, 1930 and 1940 US Censuses in Eagle-County, Colorado (XGBoost, ~Confirmed), with identified parents Gus & Emma — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Eagle-County, Colorado |
| Surname | Anderson |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Gypsum |
| 1935 Residence (County) | Eagle |
| Additional Details | |
| Occupation | Rancher |
| Industry | Stock Ranch |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Rancher |
| Township / Ward | Gypsum |
| Est. Birth Year | ~1896 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Anderson | Daughter | — | 16 | ~1924 |
| Oscar Anderson | Head | — | 44 | ~1896 |
| Bernard Anderson | Son | — | 14 | ~1926 |
| Jennie Anderson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Eagle, Colorado
Son, age 24
Eagle, Colorado · implied b. ~1896 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Eagle, Colorado
Head, age 34
Eagle, Colorado · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Oscar M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2500 |
| Radio Set | R |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Eagle-County, Colorado
Head, age 44
Eagle-County, Colorado · implied b. ~1896 — 4 household members
| Surname | Anderson |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Gypsum |
| 1935 Residence (County) | Eagle |
| Occupation | Rancher |
| Industry | Stock Ranch |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Oscar Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Gus Anderson (~0.92 confidence) and mother Emma Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gus Anderson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Emma Anderson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Anderson
Head · 1940 · age 44 · b. ~1896 · Colorado
★ 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 — Eagle-County, Colorado
Open full size
1940 US Federal Census — Eagle-County, Colorado
Page Contents
18 people indexed on this census page (nara:1940:m-t0627-00460-00349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Oscar H. Anderson THIS PERSON | 44 | Head | Rancher | Colorado |
| 2 | Jennie N. Anderson | 42 | Wife | — | Colorado |
| 3 | Evelyn L. Anderson | 16 | Daughter | — | Colorado |
| 4 | Bernard M. Anderson | 14 | Son | — | Colorado |
| 5 | Charles H. Doll | 73 | Head | — | Ohio |
| 6 | John H. Doll | 33 | Son | — | Ohio |
| 7 | James O. White | 57 | Head | Laborer | Missouri |
| 8 | Bessie J. White | 37 | Wife | Saleslady | Illinois |
| 9 | Charles C. Hazzard | 45 | Head | Farmer | Kansas |
| 10 | Luella G. Hazzard | 69 | Mother | — | Missouri |
| 11 | Alice E. Hazzard | 31 | Sister | — | Colorado |
| 13 | Levi Crisp | 74 | Head | — | Kansas |
| 14 | Charles Pinkerton | 65 | Head | — | Arkansas |
| 15 | Willie N. Pinkerton | 67 | Wife | — | Arkansas |
| 16 | Kathleen A. O'Rourke | 36 | Head | Teacher | Colorado |
| 17 | Mary C. Grant | 29 | Lodger | Teacher | Colorado |
| 18 | Clara N. Kenney | 63 | Head | Telegrapher | Illinois |
| 19 | Estelle M. Kenney | 52 | Wife | — | Iowa |
Related Census Records
Pedigree Summary
Oscar
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)