DP
Donald Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Illinois
Our Model Tree links this Donald Peterson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Illinois (XGBoost, ~Confirmed), with identified parents Enos & Elsie — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Illinois |
| Surname | Peterson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Mount Vernon City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Trucker |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 19 |
| Income (1939) | 550 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Trucker |
| Township / Ward | Mount Vernon City |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Elsie Peterson | Head | — | 55 | ~1885 |
| Doris Peterson | Daughter | — | 12 | ~1928 |
| Donald Peterson | Son | — | 21 | ~1919 |
Census Appearances
1920
Jefferson, Illinois
Son, age
Jefferson, Illinois · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Donald Irwin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Jefferson, Illinois
Son, age 11
Jefferson, Illinois · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Jefferson-County, Illinois
Son, age 21
Jefferson-County, Illinois · implied b. ~1919 — 3 household members
| Surname | Peterson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Mount Vernon City |
| 1935 Residence (County) | Jefferson |
| Occupation | Trucker |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 19 |
| Income (1939) | 550 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Enos Peterson (~0.92 confidence) and mother Elsie Peterson (~0.92 confidence) and father Palace Peterson (~0.92 confidence) and mother Elsie Peterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Enos Peterson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Elsie Peterson
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Palace Peterson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Elsie Peterson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Peterson
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Doris Peterson
Sibling · 1940 · age 12
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 — Jefferson-County, Illinois
Open full size
1940 US Federal Census — Jefferson-County, Illinois
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00816-00420)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William P. Vellem | 53 | Head | Maintenance | Illinois |
| 2 | Dessie M. Vellem | 53 | Wife | — | Illinois |
| 3 | Mary J. Meadows | 67 | Mother-in-law | — | Illinois |
| 4 | D. E. Wright | 48 | Head | Barber | Illinois |
| 5 | Francis Wright | 49 | Wife | — | Illinois |
| 6 | Harold (Ab) Wright | 25 | Son | — | Illinois |
| 9 | Everett R. Carpenter | 26 | Head | Lumber Sales | Illinois |
| 10 | Beatrice Carpenter | 23 | Wife | Beauty Operator | Illinois |
| 11 | James Sikorski | 64 | Head | Miller | Illinois |
| 12 | Ida Sikorski | 59 | Wife | Housework | Illinois |
| 14 | Wilford B. Webb | 64 | Head | — | Illinois |
| 15 | Alpha Webb | 64 | Wife | Apartment Mgr. | Illinois |
| 16 | Stanton Webb | 27 | Son | Cutter | Illinois |
| 17 | A. P. Beard | 26 | Head | Driller Helper | Louisiana |
| 18 | Iva Beard | 27 | Wife | — | Texas |
| 19 | Harry C. Abrams | 44 | Head | Derrick Man | Wyoming |
| 20 | Irene Abrams | 36 | Wife | — | Arkansas |
| 21 | Robert L. Munroe | 30 | Head | Driller | Texas |
| 22 | Leah Munroe | 30 | Wife | — | Georgia |
| 23 | Helen Clara Munroe | 5 | Daughter | — | — |
| 24 | Mary E. Bennett | 21 | Head | Usher | Illinois |
| 25 | Rose Marie Flynn | 19 | Lodger | Waitress | Illinois |
| 26 | Ruric V. Whiting | 57 | Head | Fireman | Wisconsin |
| 27 | Lillian Whiting | 54 | Wife | — | Kentucky |
| 28 | Elsie Peterson | 55 | Head | — | Illinois |
| 29 | Donald Peterson THIS PERSON | 21 | Son | Trucker | Illinois |
| 30 | Doris Peterson | 12 | Daughter | — | Illinois |
| 31 | Everett Mccann | 31 | Head | Manager | Illinois |
| 32 | Mary Mccann | 31 | Wife | — | Illinois |
| 33 | Donald Mccann | 5 | Son | — | Illinois |
| 34 | David Mccann | 1 | Son | — | Illinois |
| 35 | Merton C. Ord | 59 | Head | Extra Police | Illinois |
| 36 | Minnie Ord | 61 | Wife | Seamstress | Illinois |
| 37 | Grant D. Green | 58 | Head | Garage Mgr. | Illinois |
| 38 | Url Jenkins | 53 | Head | Salesman | Illinois |
| 39 | Fannie Jenkins | 57 | Wife | — | Illinois |
| 40 | Lena Brewer | 63 | Head | — | Illinois |
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)