JD
John Donovan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this John Donovan across the 1920, 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Nebraska
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | Donovan |
| Given Name | John J. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha city |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | mechanic |
| Industry | garage |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 332 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Mechanic |
| Township / Ward | Omaha 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 John | Age | Birth yr |
|---|---|---|---|---|
| John Donovan | Head | — | 54 | ~1886 |
| John Donovan | Son | — | 21 | ~1919 |
| Elizabeth Donovan | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Douglas, Nebraska
Son, age 1
Douglas, Nebraska · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Occupation | none |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Douglas, Nebraska
Son, age 11
Douglas, Nebraska · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Douglas-County, Nebraska
Son, age 21
Douglas-County, Nebraska · implied b. ~1919 — 3 household members
| Surname | Donovan |
| Given Name | John J. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Omaha city |
| 1935 Residence (County) | Douglas |
| Occupation | mechanic |
| Industry | garage |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 332 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 John Donovan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Donovan (~0.92 confidence) and father John Donovan (~0.92 confidence) and mother Elizabeth Donovan (~0.92 confidence) and mother Elizabeth Donovan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Donovan
b. ~1886
Source father
● Household
· direct · ~0.92
Father
John Donovan
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Donovan
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Donovan
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Donovan
Son · 1940 · age 21 · b. ~1919 · Nebraska
★ 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 — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02269-00253)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Suzanne Barber | 6 | daughter | — | Nebraska |
| 2 | Betty Barber | 3 | daughter | — | Nebraska |
| 3 | Emma Chandler | 72 | aunt | — | Illinois |
| 4 | Charles Walter Krebs | 41 | head | Clerk | Nebraska |
| 5 | Frances R. Krebs | 34 | wife | — | Nebraska |
| 6 | Charles Jr. Krebs | 13 | son | — | Nebraska |
| 7 | Robert Krebs | 11 | son | — | Nebraska |
| 8 | George Townley | 61 | head | Private Detective | Missouri |
| 9 | Rose Townley | 63 | wife | — | Nebraska |
| 10 | Christ Jorgenson | 45 | head | Granite Cutter | Minnesota |
| 11 | Anna Jorgenson | 42 | wife | — | Minnesota |
| 12 | Kathryn Jorgenson | 18 | daughter | — | Minnesota |
| 13 | Carrie Mantz | 59 | head | — | West Virginia |
| 14 | Frank M. Mcmanus | 60 | head | Yardmaster | Nebraska |
| 15 | Anna R. Mcmanus | 59 | wife | — | Nebraska |
| 16 | Arthur Beecke | 43 | head | Metal Tender | Wisconsin |
| 17 | Amelia Beecke | 71 | mother | — | Illinois |
| 18 | Louis S. Cornett | 42 | head | Real Estate Salesman | Louisiana |
| 19 | Verna F. Cornett | 32 | wife | Junior Clerk | Nebraska |
| 20 | Robert B. Cornett | 15 | son | — | Minnesota |
| 21 | Donna L. Cornett | 13 | daughter | — | Nebraska |
| 22 | Shirley Anne Cornett | 7 | daughter | — | Nebraska |
| 24 | Margaret B. Fruehling | 39 | maid | Maid | Nebraska |
| 26 | Nels Peter Svendsen | 58 | head | Bartender | Denmark |
| 27 | Anna Svendsen | 67 | wife | — | Denmark |
| 28 | Martha Svendsen | 25 | daughter | Operator | Nebraska |
| 29 | Pete Svendsen | 16 | son | Janitor | Nebraska |
| 30 | Paul Stuckey | 32 | head | Foreman Car Painter | Nebraska |
| 31 | Ruby Stuckey | 35 | wife | — | Nebraska |
| 32 | Paul Jr. Stuckey | 11 | son | — | Missouri |
| 33 | Donald Britten | 26 | cousin | Mechanic | Nebraska |
| 34 | Harry Petersen | 33 | head | Machinist | Nebraska |
| 35 | Margaret Petersen | 33 | wife | — | Nebraska |
| 36 | Joanne Petersen | 7 | daughter | — | Nebraska |
| 37 | Janet Petersen | 3 | daughter | — | Nebraska |
| 38 | John J. Donovan | 54 | head | Clerk | Nebraska |
| 39 | Elizabeth C. Donovan | 49 | wife | — | Nebraska |
| 40 | John J. Jr. Donovan THIS PERSON | 21 | son | Mechanic | Nebraska |
Pedigree Summary
John
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)