MD
Mary Daugherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Mary Daugherty across the 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 7-person household.
Age 48
b. ~1892
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Daugherty |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Denver |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Colorado |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Denver City County |
| Est. Birth Year | ~1892 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Jacqueline Daugherty | Daughter | — | 5 | ~1935 |
| Helen Daugherty | Daughter | — | 18 | ~1922 |
| William Daugherty | Son | — | 16 | ~1924 |
| Mary Daugherty | Spouse | — | 48 | ~1892 |
| Francis Daugherty | Daughter | — | 29 | ~1911 |
| John Daugherty | Head | — | 49 | ~1891 |
| Margaret Daugherty | Daughter | — | 28 | ~1912 |
Census Appearances
1930
Adams, Colorado
Other, age 38
Adams, Colorado · implied b. ~1892 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dougherty |
| Given Name | Mary L. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 19 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Denver-County, Colorado
Spouse, age 48
Denver-County, Colorado · implied b. ~1892 — 7 household members
| Surname | Daugherty |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Denver |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Colorado |
| 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 Mary Daugherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Daugherty
Spouse · 1940 · age 48 · b. ~1892 · Colorado
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Denver-County, Colorado
Open full size
1940 US Federal Census — Denver-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00484-00398)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Valente | 28 | Head | Milk Truck Driver | Colorado |
| 2 | Irene Valente | 33 | Wife | — | Kansas |
| 3 | Toinette Valente | 1 | Daughter | — | Colorado |
| 4 | Arthur Valente | 21 | Son | Truck Driver | Colorado |
| 5 | Helen Valente | 21 | Daughter | Cashier | Colorado |
| 6 | Merle Mac Neil | 35 | Head | Truck Driver | Colorado |
| 7 | Winefred Mac Neil | 36 | Wife | — | Wisconsin |
| 8 | Jeanette Mac Neil | 9 | Daughter | — | Colorado |
| 9 | Albert Hargrave | 38 | Head | Policeman | Arkansas |
| 10 | Dorothy Hargrave | 29 | Wife | — | Iowa |
| 11 | John F. Lawless | 40 | Head | City Fireman | Colorado |
| 12 | Stella Lawless | 38 | Wife | — | Colorado |
| 13 | John F. Jr. Lawless | 15 | Son | — | Colorado |
| 14 | Robert Lawless | 12 | Son | — | Colorado |
| 15 | James Lawless | 10 | Son | — | Colorado |
| 16 | Leo L. Stevens | 33 | Head | Postal Clerk | Colorado |
| 17 | Myrtle Stevens | 33 | Wife | — | Colorado |
| 18 | Leo Stevens | 4 | Son | — | Colorado |
| 19 | Lawrence Stevens | 1 | Son | — | Colorado |
| 20 | John P. Daugherty | 49 | Head | Salesman | Iowa |
| 21 | Mary L. Daugherty THIS PERSON | 48 | Wife | — | Iowa |
| 22 | Francis Daugherty | 29 | Daughter | Stenographer | Nebraska |
| 23 | Margaret Daugherty | 28 | Daughter | Personal Dept Head | Iowa |
| 24 | Helen Daugherty | 18 | Daughter | — | Iowa |
| 25 | William Daugherty | 16 | Son | — | Colorado |
| 26 | Jacqueline Daugherty | 5 | Daughter | — | Colorado |
| 27 | Thomas J. Lance | 43 | Head | Proprietary | Georgia |
| 28 | Leila Lance | 27 | Wife | — | Colorado |
| 29 | James Karr | 77 | Head | — | Ohio |
| 30 | Marie Karr | 62 | Wife | — | Illinois |
| 31 | James E. Karr | 34 | Son | Garage Mechanic | Colorado |
| 32 | Elberta Karr | 30 | Daughter | Waitress | Colorado |
| 33 | Harvey Biggs | 47 | Head | Assistant Supt. | Kansas |
| 34 | Nellie Biggs | 45 | Wife | Sales Lady | Colorado |
| 35 | Allah Biggs | 24 | Daughter | — | Colorado |
| 36 | Virginia Biggs | 20 | Daughter | — | Colorado |
| 37 | Melvin Biggs | 18 | Son | — | Colorado |
| 38 | Kenneth Biggs | 16 | Son | — | Colorado |
| 39 | Donald Biggs | 14 | Son | — | Colorado |
| 40 | William Calkins | 62 | Head | Salesman | Wisconsin |
Related Census Records
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)