DT
Donald Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Onondaga-County, New York
Our Model Tree links this Donald Thompson across the 1920, 1930 and 1940 US Censuses in Onondaga-County, New York (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Onondaga-County, New York |
| Surname | Thompson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Van Buren |
| 1935 Residence (County) | Onondaga |
| Additional Details | |
| Occupation | Laborer |
| Industry | Brick Yard |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 436 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Laborer |
| Township / Ward | Van Buren |
| Est. Birth Year | ~1915 |
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 Donald | Age | Birth yr |
|---|---|---|---|---|
| James Thompson | Head | — | 59 | ~1881 |
| Edith Thompson | Spouse | — | 55 | ~1885 |
| Donald Thompson | Son | — | 25 | ~1915 |
| Doris Thompson | Daughter | — | 30 | ~1910 |
Census Appearances
1920
Onondaga, New …
Son, age 4
Onondaga, New York · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Onondaga, New …
Son, age 15
Onondaga, New York · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tompson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Onondaga-County, New …
Son, age 25
Onondaga-County, New York · implied b. ~1915 — 4 household members
| Surname | Thompson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Van Buren |
| 1935 Residence (County) | Onondaga |
| Occupation | Laborer |
| Industry | Brick Yard |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 436 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Donald Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Thompson (~0.92 confidence) and father James Tompson (~0.92 confidence) and father James Thompson (~0.92 confidence) and mother Edith Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Thompson
b. ~1881
Source father
● Household
· direct · ~0.92
Father
James Tompson
b. ~1882
Source father
● Household
· direct · ~0.92
Father
James Thompson
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Edith Thompson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Thompson
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Doris Thompson
Sibling · 1940 · age 30
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 — Onondaga-County, New York
Open full size
1940 US Federal Census — Onondaga-County, New York
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02705-00794)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl T Harter | 50 | Head | Farmer | New York |
| 42 | Bessie Harter | 50 | Wife | — | New York |
| 43 | Phillip J Harter | 17 | Son | — | New York |
| 44 | Joyce A Harter | 13 | Daughter | — | New York |
| 45 | Roland Harter | 26 | Son | — | New York |
| 46 | Evelyn Harter | 26 | Daughter-in-law | — | New York |
| 47 | Judith Harter | 1 | Granddaughter | — | New York |
| 48 | Charles D Jones | 55 | Head | Chemical Eng | New York |
| 49 | Ethel Jones | 55 | Wife | — | Maryland |
| 50 | Sarah Durkee | 23 | Step Daughter | Clerk | New York |
| 51 | Louise Durkee | 20 | Step Daughter | Clerk | New York |
| 52 | Mary Durkee | 18 | Step Daughter | — | New York |
| 53 | Milton Mager | 36 | Head | Reporter-Adv. Dept | New York |
| 54 | Pauline Mager | 36 | Wife | — | New York |
| 55 | Betty Jane Mager | 14 | Daughter | — | New York |
| 56 | Robert R Mager | 13 | Son | — | New York |
| 57 | Gilbert R Mager | 9 | Son | — | New York |
| 58 | Frank May | 37 | Head | First Helper | New York |
| 59 | Louise May | 34 | Wife | — | New York |
| 60 | James Burney | 68 | Father-in-law | — | New York |
| 61 | Margaret May | 8 | Daughter | — | New York |
| 62 | Homer Slade | 37 | Head | Engineer | New York |
| 63 | Ann Slade | 34 | Wife | — | New York |
| 64 | Helen Slade | 13 | Daughter | — | New York |
| 65 | Horace Slade | 5 | Son | — | New York |
| 66 | James K Thompson | 59 | Head | Machine Build | New York |
| 67 | Edith Thompson | 55 | Wife | — | New York |
| 68 | Doris Thompson | 30 | Daughter | Saleslady | New York |
| 69 | Donald Thompson THIS PERSON | 25 | Son | Laborer | New York |
| 70 | Frank H Peck | 70 | Head | — | New York |
| 71 | Frances M Hurley | 29 | Daughter | Stenographer | New York |
| 72 | Laverne H Hurley | 8 | Grandson | — | New York |
| 73 | Gloria M Hurley | 6 | Granddaughter | — | New York |
| 74 | Gordon W Middaugh | 65 | Head | Baggage | New York |
| 75 | Ella Middaugh | 59 | Wife | — | New York |
| 76 | Caleb Loveless | 71 | Head | Farmer | New York |
| 77 | Emma L Loveless | 66 | Wife | — | New York |
| 78 | Esther Loveless | 19 | Granddaughter | — | New York |
Related Census Records
Pedigree Summary
Donald + 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)