EA
Elmer Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Elmer Anderson across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents John & Louise — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Anderson |
| Given Name | Elmer F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Electrical engineer |
| Industry | Power Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3100 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Electrical Engineer |
| Township / Ward | Portland City |
| 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 Elmer | Age | Birth yr |
|---|---|---|---|---|
| Lorna Anderson | Daughter | — | 6 | ~1934 |
| Karen Anderson | Daughter | — | 3 | ~1937 |
| Elmer Anderson | Head | — | 44 | ~1896 |
| Gladys Anderson | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Multnomah, Oregon
Son, age 23
Multnomah, Oregon · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Elmer F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Norway |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Head, age 33
Multnomah, Oregon · implied b. ~1897 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Elmer P |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Oregon |
| Age at First Marriage | 31 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Sweden |
| Occupation | Electric Engineer |
| Industry | Public utility |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 27 |
| Radio Set | R |
| Veteran | no |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Head, age 44
Multnomah-County, Oregon · implied b. ~1896 — 4 household members
| Surname | Anderson |
| Given Name | Elmer F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | Electrical engineer |
| Industry | Power Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3100 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 John Anderson (~0.92 confidence) and mother Louise Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Anderson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Louise Anderson
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elmer Anderson
Head · 1940 · age 44 · b. ~1896 · 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 — Multnomah-County, Oregon
Open full size
1940 US Federal Census — Multnomah-County, Oregon
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03392-00912)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anton E. Spring | 34 | Head | Brass Molder | Roumania |
| 2 | Elsa M. Spring | 30 | Wife | — | Oregon |
| 3 | Rachel A. Spring | 3 | Daughter | — | Oregon |
| 4 | James F. Spring | 1 | Son | — | Oregon |
| 5 | Simon C. Berry | 48 | Head | Merchant | Minnesota |
| 6 | Mildred F. Berry | 45 | Wife | Teacher | Nebraska |
| 8 | Elmer F. Anderson THIS PERSON | 44 | Head | Electrical Engineer | Oregon |
| 9 | Gladys E. Anderson | 36 | Wife | — | Canada-English |
| 10 | Lorna J. Anderson | 6 | Daughter | — | Oregon |
| 11 | Karen L. Anderson | 3 | Daughter | — | Oregon |
| 12 | Orion W. Horine | 33 | Head | Meat Smoker | Missouri |
| 13 | Joyce E. Horine | 11 | Daughter | — | Oregon |
| 14 | Donald D. Horine | 10 | Son | — | Oregon |
| 15 | Delbert D. Exley | 25 | Brother-in-law | Truck Driver | Oregon |
| 16 | Lydia B. Exley | 28 | Sister | Waitress | Michigan |
| 17 | Helen W. Horine | 28 | Housekeeper | Housework | Oregon |
| 18 | C. Alvin Anderson | 46 | Head | Salesman | Indiana |
| 19 | Esther H. Anderson | 37 | Wife | Grader | Indiana |
| 20 | Herbert R. Singleton | 47 | Head | Clerk | Ohio |
| 21 | Daisy F. Singleton | 45 | Wife | — | Arkansas |
| 22 | Alexander Nagel | 50 | Head | Cable Splicer | Russia |
| 23 | Rose M. Nagel | 50 | Wife | — | Oregon |
| 24 | William A. Smith | 67 | Head | Painting Contractor | Minnesota |
| 25 | Emma O. Smith | 63 | Wife | — | Iowa |
| 26 | Arnold W. Smith | 32 | Son | Painter | Washington |
| 28 | Charles M. Worthley | 33 | Head | Baker | Illinois |
| 29 | Margaret S. Worthley | 32 | Wife | — | Switzerland |
| 30 | Charlene S. Worthley | 2 | Daughter | — | Oregon |
| 31 | Edwin Backstrom | 47 | Head | Glassman | Minnesota |
| 32 | Pearl A. Backstrom | 43 | Wife | Glassman | Minnesota |
| 33 | Phyllis A. Backstrom | 15 | Daughter | Saleslady | Oregon |
| 34 | James H. Fisher | 50 | Head | Merchant | Oregon |
| 35 | Sophie M. Fisher | 49 | Wife | — | Minnesota |
| 36 | James H. Jr. Fisher | 19 | Son | — | Oregon |
| 37 | Algernon H. Fisher | 16 | Daughter | — | Oregon |
| 38 | Guy E. Hayes | 47 | Head | Salesman | Washington |
| 39 | Mabel P. Hayes | 46 | Wife | Manager | Oregon |
| 40 | Warren E. Hayes | 17 | Son | — | Washington |
Pedigree Summary
Elmer
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)