TA
Thomas Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Thomas Anderson across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents Owen & Grace — first a son (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Son
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Anderson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | store manager |
| Industry | retail grocery |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2659 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Store Manager |
| Township / Ward | Portland City |
| Est. Birth Year | ~1909 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mcgee | Daughter | — | 36 | ~1904 |
| Owen Anderson | Head | — | 63 | ~1877 |
| Thomas Anderson | Son | — | 31 | ~1909 |
| Grace Anderson | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Multnomah, Oregon
Son, age 10
Multnomah, Oregon · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Thomas O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Son, age 21
Multnomah, Oregon · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Thomas G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Salesman |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Son, age 31
Multnomah-County, Oregon · implied b. ~1909 — 4 household members
| Surname | Anderson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Multnomah |
| Occupation | store manager |
| Industry | retail grocery |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 2659 |
| Highest Grade | No 8 |
| 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 Thomas Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Owen Anderson (~0.92 confidence) and mother Grace Anderson (~0.92 confidence) and mother Grace Anderson (~0.92 confidence) and father Owen Anderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Owen Anderson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Grace Anderson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Grace Anderson
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Owen Anderson
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thomas Anderson
Son · 1940 · age 31 · b. ~1909 · Oregon
★ You are viewing this record
Sibling
Dorothy Mcgee
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-03389-00308)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clay Oxford | 55 | Head | Business Agent | Nebraska |
| 42 | Mae Oxford | 61 | Wife | — | Oregon |
| 43 | A. R. Tufford | 45 | Head | Driver And Owner | North Dakota |
| 44 | Edith Tufford | 42 | Wife | — | Montana |
| 45 | Laverne Tufford | 19 | Son | Driver | Oregon |
| 46 | Rollin Tufford | 17 | Son | Carrier | Oregon |
| 47 | Henry Spencer | 56 | Head | Cook | Oklahoma |
| 48 | Pink Spencer | 51 | Wife | — | Washington |
| 49 | Harry Spencer | 22 | Son | Painter | Washington |
| 50 | June Spencer | 14 | Daughter | — | Washington |
| 51 | George Dunlap | 11 | State ward | — | Washington |
| 52 | Isaac Jelly | 8 | State ward | — | India |
| 53 | Irene Gagnon | 39 | Head | Laundress | Washington |
| 54 | Arthur Ost | 37 | Head | Laborer | Russia |
| 55 | Karen Ost | 65 | Wife | — | Norway |
| 56 | Casper Madholles | 65 | Head | — | Russia |
| 57 | Marie Harzig | 54 | Housekeeper | Housekeeper | Germany |
| 58 | Everett Fuller | 28 | Head | Draftsman | Oregon |
| 59 | Helen Fuller | 26 | Wife | — | New York |
| 60 | Ruth Fuller | 7 | Daughter | — | Oregon |
| 61 | Warren Fuller | 4 | Son | — | Oregon |
| 62 | Mary Barber | 36 | Head | Stenographer | Oregon |
| 63 | John Barber | 9 | Son | — | Oregon |
| 64 | Mary Carol Barber | 7 | Daughter | — | Oregon |
| 65 | Doris Felt | 33 | Housekeeper | Housekeeper | Minnesota |
| 66 | August J. Battaglia | 29 | Head | Sawmaker | Oregon |
| 67 | Marcella Battaglia | 32 | Wife | Stenographer | Oregon |
| 68 | Owen Anderson | 63 | Head | Clerical | Missouri |
| 69 | Grace Anderson | 63 | Wife | — | Missouri |
| 70 | Dorothy Mcgee | 36 | Daughter | Secretary | Oregon |
| 71 | Thomas Anderson THIS PERSON | 31 | Son | Store Manager | Oregon |
| 72 | Leo Rossiter | 61 | Head | Owner | Canada |
| 73 | Olive Rossiter | 58 | Wife | — | Kansas |
| 74 | John Oldham | 43 | Head | Painter | Utah |
| 75 | Edna Oldham | 32 | Wife | Manager | Utah |
| 76 | Donald Oldham | 21 | Son | Painter | Utah |
| 77 | Marjorie Oldham | 13 | Daughter | — | Utah |
| 78 | Robert Oldham | 8 | Son | — | Utah |
Related Census Records
Pedigree Summary
Thomas + 1 sibling
Gen 1 · 4 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)