EA
Elmer Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clackamas-County, Oregon
Our Model Tree links this Elmer Anderson across the 1920, 1930 and 1940 US Censuses in Clackamas-County, Oregon (XGBoost, ~Confirmed), with identified parents Arthur — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clackamas-County, Oregon |
| Surname | Anderson |
| Given Name | Elmer |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Clackamas |
| Additional Details | |
| Occupation | Dealer |
| Industry | Farm Implement |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Oregon |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Dealer |
| Township / Ward | Barlow Precinct |
| Est. Birth Year | ~1900 |
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 Elmer | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Anderson | Daughter | — | 16 | ~1924 |
| Elmer Anderson | Head | — | 40 | ~1900 |
| Elmer Anderson | Son | — | 14 | ~1926 |
| Ellen Anderson | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Clackamas, Oregon
Son, age 20
Clackamas, Oregon · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Clackamas, Oregon
Head, age 30
Clackamas, Oregon · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Elmer |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Salesman |
| Industry | Hardware Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 7 |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Clackamas-County, Oregon
Head, age 40
Clackamas-County, Oregon · implied b. ~1900 — 4 household members
| Surname | Anderson |
| Given Name | Elmer |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Clackamas |
| Occupation | Dealer |
| Industry | Farm Implement |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Oregon |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Elmer Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Anderson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Anderson
b. ~1874
Source father
● Household
· direct · ~0.92
This person
Anchor record
Elmer Anderson
Head · 1940 · age 40 · b. ~1900 · Oregon
★ 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 — Clackamas-County, Oregon
Open full size
1940 US Federal Census — Clackamas-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03354-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ralph C. Kocher | 50 | Brother-in-law | Laborer | Oregon |
| 42 | Henry F. Peter | 51 | Head | Farmer | Oregon |
| 43 | Edith Peter | 41 | Wife | — | Oregon |
| 44 | Lester C. Peter | 21 | Son | Laborer | Oregon |
| 45 | Alfred H. Nelson | 54 | Head | Farmer | Sweden |
| 46 | Bertha V. Nelson | 49 | Wife | — | Oregon |
| 47 | Howard J. Ab Slonecker | 26 | Son-in-law | Civil Engineer | Oregon |
| 48 | Clara N. Slonecker | 25 | Daughter | — | Oregon |
| 49 | Margaret A. Jackson | 21 | Lodger | Teacher | Minnesota |
| 50 | Lionel G. Buckley | 47 | Head | Farmer | Oregon |
| 51 | Myrtle Buckley | 42 | Wife | — | Washington |
| 52 | William Lutz | 51 | Hired Man | Laborer | South Dakota |
| 53 | Inez Ellen Brackett | 69 | Head | — | Oregon |
| 54 | Floyd R. Hymore | 53 | Head | Proprietor | Nebraska |
| 55 | Ethel Hymore | 49 | Wife | Cook | Oregon |
| 56 | Alma M. Boyd | 36 | Head | Waitress | Oregon |
| 57 | Colleen M. Boyd | 17 | Daughter | — | Oregon |
| 58 | Alvin Jr. Boyd | 13 | Son | — | Washington |
| 59 | Daniel J. Yoder | 87 | Head | — | Pennsylvania |
| 60 | Willis Yoder | 42 | Head | Farmer | Oregon |
| 61 | Wayne H. Yoder | 9 | Son | — | Oregon |
| 62 | Anita Louise Yoder | 6 | Daughter | — | Oregon |
| 63 | Sophie P. Marine | 54 | Housekeeper | — | Minnesota |
| 64 | William O. Bergerson | 84 | Head | — | Iowa |
| 65 | Mildred V. Bergerson | 57 | Daughter | — | Minnesota |
| 66 | Jerome S. Workman | 75 | Head | — | Ohio |
| 67 | William Stuckey | 22 | Lodger | Laborer | Oklahoma |
| 68 | Bernard J. Berg | 51 | Head | Farmer | Norway |
| 69 | Emma C. Berg | 47 | Wife | — | Oregon |
| 70 | Genevieve M. Berg | 16 | Daughter | — | Oregon |
| 71 | Nels E. Erickson | 26 | Head | Laborer | South Dakota |
| 72 | Helen A. Erickson | 24 | Wife | — | South Dakota |
| 73 | Elmer Anderson THIS PERSON | 40 | Head | Dealer | Iowa |
| 74 | Ellen Anderson | 37 | Wife | Bookkeeper | Oregon |
| 75 | Evelyn M. Anderson | 16 | Daughter | — | Oregon |
| 76 | Elmer Jr. Anderson | 14 | Son | — | Oregon |
| 77 | James F. Mccomb | 61 | Head | Laborer | Pennsylvania |
| 78 | Stanley Bunn | 48 | Head | Farmer | Iowa |
| 79 | Mabel May Bunn | 38 | Wife | — | North Dakota |
| 80 | Donald Bunn | 22 | Son | Laborer | Montana |
Related Census Records
Pedigree Summary
Elmer
Gen 1 · 1 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)