RA
Ruby Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Washington
Our Model Tree links this Ruby Anderson across the 1930 and 1940 US Censuses in Clark-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1908), then head of a 7-person household.
Age 32
b. ~1908
Female
Spouse
Born: North Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Washington |
| Surname | Anderson |
| Given Name | Ruby C. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Portland |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Oregon |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Felida |
| Est. Birth Year | ~1908 |
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 Ruby | Age | Birth yr |
|---|---|---|---|---|
| Shirley Anderson | Daughter | — | 6 | ~1934 |
| Brooks Anderson | Son | — | 4 | ~1936 |
| Joyce Anderson | Daughter | — | 12 | ~1928 |
| Kathleen Anderson | Daughter | — | 9 | ~1931 |
| Ruby Anderson | Spouse | — | 32 | ~1908 |
| Olaf Anderson | Head | — | 35 | ~1905 |
| Betty Anderson | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Multnomah, Oregon
Other, age 21
Multnomah, Oregon · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ruby C. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | North Dakota |
| Age at First Marriage | 18 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Smoker |
| Industry | Packing House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Clark-County, Washington
Spouse, age 32
Clark-County, Washington · implied b. ~1908 — 7 household members
| Surname | Anderson |
| Given Name | Ruby C. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | North Dakota |
| 1935 Residence (City) | Portland |
| Highest Grade | H 4 |
| 1935 Residence | Oregon |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Ruby Anderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby Anderson
Spouse · 1940 · age 32 · b. ~1908 · Washington
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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 — Clark-County, Washington
Open full size
1940 US Federal Census — Clark-County, Washington
Page Contents
12 people indexed on this census page (nara:1940:m-t0627-04334-00481)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eugene J. Keller | 40 | Head | Creamery Operator | Iowa |
| 42 | Mildred S. Keller | 39 | Wife | — | Iowa |
| 43 | David L. Keller | 17 | Son | — | California |
| 44 | Jean E. Keller | 17 | Daughter | — | California |
| 45 | Richard L. Keller | 12 | Son | — | Washington |
| 46 | Olaf O. Anderson | 35 | Head | Meat Preparing | Minnesota |
| 47 | Ruby C. Anderson THIS PERSON | 32 | Wife | — | North Dakota |
| 48 | Joyce M. Anderson | 12 | Daughter | — | Montana |
| 49 | Betty L. Anderson | 11 | Daughter | — | Oregon |
| 50 | Kathleen D. Anderson | 9 | Daughter | — | Montana |
| 51 | Shirley D. Anderson | 6 | Daughter | — | Oregon |
| 52 | Brooks R. Anderson | 4 | Son | — | Oregon |
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)