MD
Mary Dugan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cochise-County, Arizona
Our Model Tree links this Mary Dugan across the 1920, 1930 and 1940 US Censuses in Cochise-County, Arizona (XGBoost, ~Confirmed), with identified parents Hugh & Hugh — first a daughter (b.~1915), then head of a 2-person household.
Age 25
b. ~1915
Female
Daughter
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cochise-County, Arizona |
| Surname | Dugan |
| Given Name | Mary Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Bisbee City |
| 1935 Residence (County) | Cochise |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Furniture |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 692 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Occupation | Bookkeeper |
| Township / Ward | Bisbee 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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Dugan | Spouse | — | 53 | ~1887 |
| Mary Dugan | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Cochise, Arizona
Daughter, age 4
Cochise, Arizona · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dugan |
| Given Name | Mary Kathern |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Texas |
| Occupation | none |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1930
Cochise, Arizona
Daughter, age 15
Cochise, Arizona · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dugan |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Cochise-County, Arizona
Daughter, age 25
Cochise-County, Arizona · implied b. ~1915 — 2 household members
| Surname | Dugan |
| Given Name | Mary Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Bisbee City |
| 1935 Residence (County) | Cochise |
| Occupation | Bookkeeper |
| Industry | Furniture |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 692 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
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 Mary Dugan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hugh Dugan (~0.92 confidence) and father Hugh Dugan (~0.92 confidence) and mother Mary Dugan (~0.92 confidence) and mother Mary Dugan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hugh Dugan
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Hugh Dugan
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mary Dugan
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Dugan
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Dugan
Daughter · 1940 · age 25 · b. ~1915 · Arizona
★ 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 — Cochise-County, Arizona
Open full size
1940 US Federal Census — Cochise-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00100-00113)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary E Dugan | 53 | Wife | — | Texas |
| 42 | Mary Katherine Dugan THIS PERSON | 25 | Daughter | Bookkeeper | Arizona |
| 43 | Hugh J Jr Dugan | 27 | Head | Embalmer | Arizona |
| 44 | Charlotte Dugan | 24 | Wife | — | Ohio |
| 45 | Dorothy Ann Dugan | 0 | Daughter | — | Arizona |
| 46 | Henry L Williams | 34 | Head | Furnace | Arizona |
| 47 | Gladys M Williams | 32 | Wife | — | Texas |
| 48 | Clayton Menefer | 72 | Head | — | California |
| 49 | Anne L Menefer | 74 | Wife | — | California |
| 50 | Donald Menefer | 28 | Son | Rancher | Mexico |
| 51 | Lula Jones | 72 | Head | — | Alabama |
| 52 | Russell Stater | 29 | Head | Mucker | Arkansas |
| 53 | Helen Stater | 27 | Wife | — | Arkansas |
| 54 | Patsy Ruth Stater | 1 | Daughter | — | Arkansas |
| 55 | George Earl Mccormick | 23 | Brother-in-law | Mucker | Arkansas |
| 56 | Sidney A Spencer | 39 | Head | Engineer | Connecticut |
| 57 | Elizabeth E Spencer | 41 | Wife | — | Colorado |
| 58 | Sidney A Jr Spencer | 9 | Son | — | Arizona |
| 59 | William Henwood | 26 | Head | Helper | Colorado |
| 60 | Itrice Henwood | 24 | Wife | — | Colorado |
| 61 | Charlotte Faye Henwood | 4 | Daughter | — | Arizona |
| 62 | Caswell Asher | 28 | Head | Motorman | Arizona |
| 63 | Nina Asher | 25 | Wife | — | Arizona |
| 64 | Joan Asher | 4 | Daughter | — | Arizona |
| 65 | Yvonne Asher | 2 | Daughter | — | Arizona |
| 66 | Barbara R Asher | 0 | Daughter | — | Arizona |
| 67 | Clara Kaser | 55 | Head | Teacher | Colorado |
| 68 | Mary Lou Kaser | 16 | Daughter | — | Arizona |
| 69 | Angel Salas | 26 | Head | Miner | Arizona |
| 70 | Virginia Salas | 22 | Wife | — | Mexico |
| 71 | Pascualva Salas | 5 | Daughter | — | Arizona |
| 72 | Edmundo Salas | 4 | Son | — | Arizona |
| 73 | Thelma Salas | 3 | Daughter | — | Arizona |
| 74 | Rosa Fidal | 25 | Sister-in-law | — | Mexico |
| 75 | John B Fidal | 3 | Nephew | — | Mexico |
| 76 | Clerfaus L Dugie | 43 | Head | Timberman | Texas |
| 77 | Vira Dugie | 37 | Wife | — | Texas |
| 78 | Elizabeth Mary Dugie | 15 | Daughter | — | Arizona |
| 79 | James Martin Dugie | 9 | Son | — | Arizona |
| 80 | Polydor Alexander Dugie | 8 | Son | — | Arizona |
Pedigree Summary
Mary
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)