JM
James Mooney — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wapello-County, Iowa
Our Model Tree links this James Mooney across the 1920, 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed), with identified parents Leo & Loyd — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wapello-County, Iowa |
| Surname | Mooney |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Additional Details | |
| Occupation | Laborer |
| Industry | Packing house |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1092 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Ottumwa City |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Mooney | Head | — | 25 | ~1915 |
| Arlene Mooney | Spouse | — | 19 | ~1921 |
| Steven Mooney | Son | — | 1 | ~1939 |
Census Appearances
1920
Wapello, Iowa
Son, age 5
Wapello, Iowa · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mooney |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Wapello, Iowa
Son, age 15
Wapello, Iowa · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mooney |
| Given Name | James F. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Wapello-County, Iowa
Head, age 25
Wapello-County, Iowa · implied b. ~1915 — 3 household members
| Surname | Mooney |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Occupation | Laborer |
| Industry | Packing house |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1092 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 James Mooney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leo Mooney (~0.92 confidence) and father Loyd Mooney (~0.92 confidence) and mother Silva Mooney (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leo Mooney
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Loyd Mooney
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Silva Mooney
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mooney
Head · 1940 · age 25 · b. ~1915 · Iowa
★ 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 — Wapello-County, Iowa
Open full size
1940 US Federal Census — Wapello-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01209-00887)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Flossie Veatch | 34 | Head | — | Iowa |
| 2 | Mervin Veatch | 16 | Son | — | Iowa |
| 3 | Vernon Veatch | 14 | Son | — | Iowa |
| 4 | Raymond Veatch | 8 | Son | — | Iowa |
| 5 | Berdie Pluzynski | 60 | Head | Proprietor | Illinois |
| 6 | Mary A. Bowman | 60 | Head | — | Iowa |
| 7 | David Fitzgerald | 52 | Brother | Miner | Iowa |
| 8 | Arthur Carpenter | 49 | Head | Laborer | Missouri |
| 9 | Anne Carpenter | 40 | Wife | — | Iowa |
| 10 | Donald Carpenter | 19 | Son | — | Iowa |
| 11 | James Mooney THIS PERSON | 25 | Head | Laborer | Iowa |
| 12 | Arlene Mooney | 19 | Wife | — | Iowa |
| 13 | Steven Mooney | 1 | Son | — | Iowa |
| 14 | Virgil Carlisle | 28 | Head | Laborer | Iowa |
| 15 | Gladys Carlisle | 24 | Wife | — | Iowa |
| 16 | Blanche Carlisle | 6 | Daughter | — | Iowa |
| 17 | Nancy Carlisle | 1 | Daughter | — | Iowa |
| 18 | Charles Thompson | 24 | Head | Laborer | Iowa |
| 19 | Mable Thompson | 23 | Wife | — | Iowa |
| 20 | Elizabeth Orman | 82 | Head | — | Iowa |
| 21 | Peter Dommer | 68 | Head | Laborer | Germany |
| 22 | Minnie Dommer | 63 | Wife | — | Iowa |
| 23 | George Dommer | 41 | Son | Laborer | Iowa |
| 24 | A. W. Leonard | 62 | Lodger | Farmer | Iowa |
| 25 | Clara Leonard | 58 | Lodger | — | Iowa |
| 26 | Ernest Moore | 48 | Head | Laborer | Missouri |
| 27 | Leonard Knecht | 20 | Head | Painter | Michigan |
| 28 | Helen Knecht | 20 | Wife | — | Iowa |
| 29 | Kenneth Knecht | 0 | Son | — | Iowa |
| 30 | Noble Mantz | 34 | Head | Truck Driver | Missouri |
| 31 | Dorothy Mantz | 33 | Wife | — | Iowa |
| 32 | Patricia Ann Mantz | 5 | Daughter | — | S. Dakota |
| 33 | Alfred Totten | 34 | Head | Truck Driver | Oklahoma |
| 34 | Lora Totten | 31 | Wife | — | Iowa |
| 35 | Mervin Totten | 12 | Son | — | Colorado |
| 36 | Shirley Totten | 9 | Daughter | — | Iowa |
| 37 | Ellsworth Bailey | 48 | Head | Constable | Iowa |
| 38 | Reva Bailey | 39 | Wife | Bookkeeper | Iowa |
| 39 | Jerry Bailey | 9 | Son | — | Iowa |
| 40 | Ida Shields | 55 | Mother-in-law | — | Iowa |
Pedigree Summary
James
Gen 1 · 3 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)