DC
Donald Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Moultrie-County, Illinois
Our Model Tree links this Donald Campbell across the 1920, 1930 and 1940 US Censuses in Moultrie-County, Illinois (XGBoost, ~Confirmed), with identified parents Elnora — first a head (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Moultrie-County, Illinois |
| Surname | Campbell |
| Given Name | Donald R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Sullivan City |
| 1935 Residence (County) | Moultrie |
| Additional Details | |
| Occupation | Money Clerk |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 2100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same home |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Money Clerk |
| Township / Ward | Sullivan City |
| Est. Birth Year | ~1895 |
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 |
|---|---|---|---|---|
| Donald Campbell | Head | — | 45 | ~1895 |
| Ruth Campbell | Spouse | — | 40 | ~1900 |
| Margaret Campbell | Daughter | — | 6 | ~1934 |
Census Appearances
1920
Moultrie, Illinois
Son, age 25
Moultrie, Illinois · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Moultrie, Illinois
Head, age 35
Moultrie, Illinois · implied b. ~1895 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald K |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 32 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Letter Carrier |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Moultrie-County, Illinois
Head, age 45
Moultrie-County, Illinois · implied b. ~1895 — 3 household members
| Surname | Campbell |
| Given Name | Donald R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Sullivan City |
| 1935 Residence (County) | Moultrie |
| Occupation | Money Clerk |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 2100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same home |
| 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 Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elnora Campbell (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elnora Campbell
b. ~1855
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Campbell
Head · 1940 · age 45 · b. ~1895 · Illinois
★ 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 — Moultrie-County, Illinois
Open full size
1940 US Federal Census — Moultrie-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00862-00254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sarah Co Yates | 3 | Daughter | — | Ohio |
| 2 | Kathryn Conlin | 39 | Head | Laborer | Illinois |
| 3 | Mary E Conlin | 18 | Daughter | Stenographer | Illinois |
| 4 | Edward Conlin | 17 | Son | — | Illinois |
| 5 | Richard M Conlin | 15 | Son | — | Illinois |
| 6 | Billy Conlin | 14 | Son | — | Illinois |
| 7 | Joe Conlin | 13 | Son | — | Illinois |
| 8 | Myrtle L Whitchurch | 37 | Head | Laborer | Illinois |
| 9 | Pauline L Whitchurch | 20 | Daughter | Laborer | Illinois |
| 10 | Yvonna J Whitchurch | 14 | Daughter | — | Illinois |
| 11 | Fred H Perry | 36 | Head | Laborer | Illinois |
| 12 | Neva C Perry | 36 | Wife | Laborer | Illinois |
| 13 | Velma L Perry | 15 | Daughter | — | Illinois |
| 14 | Frank H Strack | 47 | Head | Carpenter | Missouri |
| 15 | Rose N Strack | 44 | Wife | — | Illinois |
| 16 | Edward H Pals | 32 | Head | Foreman | Illinois |
| 17 | Hattie L Pals | 30 | Wife | — | Illinois |
| 18 | Gary L Pals | 0 | Son | — | Illinois |
| 19 | Fred W Short | 47 | Head | Laborer | Illinois |
| 20 | Nellie M Short | 43 | Wife | — | Missouri |
| 21 | Donald R Campbell THIS PERSON | 45 | Head | Money Clerk | Illinois |
| 22 | Ruth T Campbell | 40 | Wife | — | Illinois |
| 23 | Margaret Campbell | 6 | Daughter | — | Illinois |
| 24 | Walter H White | 50 | Head | Ins. Agent | Illinois |
| 25 | Beatrice White | 50 | Wife | — | Illinois |
| 26 | Robert C White | 10 | Son | — | Illinois |
| 27 | Kathryn Young | 25 | Niece | Office Worker | Illinois |
| 28 | Samuel B Tohill | 38 | Head | Teaching | Illinois |
| 29 | Gladys Tohill | 34 | Wife | — | Missouri |
| 30 | Bennie Van Tohill | 15 | Son | — | Illinois |
| 31 | Cartha L Tohill | 9 | Daughter | — | Illinois |
| 32 | Beverly M Tohill | 6 | Daughter | — | Illinois |
| 33 | Nancy C Tohill | 1 | Daughter | — | Illinois |
| 34 | Laura R Miller | 74 | Head | — | Illinois |
| 35 | Clark Jeffers | 71 | Head | 50 | Illinois |
| 36 | Myrtle A Jeffers | 59 | Wife | — | Indiana |
| 37 | Ester M Stine | 37 | Daughter | Operator | Illinois |
| 38 | Jesse Drew | 57 | Head | Laborer | Illinois |
| 39 | Bertha E Drew | 54 | Wife | — | Illinois |
| 40 | Russell Drew | 17 | Son | — | Illinois |
Pedigree Summary
Donald
Gen 1 · 1 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)