MM
Mary Mcdonnell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tulsa-County, Oklahoma
Our Model Tree links this Mary Mcdonnell across the 1930 and 1940 US Censuses in Tulsa-County, Oklahoma (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tulsa-County, Oklahoma |
| Surname | McDonnell |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Tulsa City |
| 1935 Residence (County) | Tulsa |
| Additional Details | |
| Occupation | Clerical |
| Industry | Oil + Gas |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 960 |
| Highest Grade | C 2 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Clerical |
| Township / Ward | Tulsa City |
| Est. Birth Year | ~1916 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Louise Mcdonnell | Spouse | — | 51 | ~1889 |
| Mary Mcdonnell | Daughter | — | 24 | ~1916 |
| Jack Mcdonnell | Son | — | 14 | ~1926 |
| John Mcdonnell | Head | — | 51 | ~1889 |
| Harriet Mcdonnell | Son | — | 19 | ~1921 |
Census Appearances
1930
Tulsa, Oklahoma
Daughter, age 14
Tulsa, Oklahoma · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Tulsa-County, Oklahoma
Daughter, age 24
Tulsa-County, Oklahoma · implied b. ~1916 — 5 household members
| Surname | McDonnell |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Tulsa City |
| 1935 Residence (County) | Tulsa |
| Occupation | Clerical |
| Industry | Oil + Gas |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 960 |
| Highest Grade | C 2 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mcdonnell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdonnell
Daughter · 1940 · age 24 · b. ~1916 · Oklahoma
★ You are viewing this record
Sibling
Jack Mcdonnell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harriet Mcdonnell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Tulsa-County, Oklahoma
Open full size
1940 US Federal Census — Tulsa-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03349-00265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John E. Burrow | 43 | Head | Lawyer | Oklahoma |
| 2 | Agnes Burrow | 38 | Wife | — | Missouri |
| 3 | Louise Burrow | 6 | Daughter | — | Oklahoma |
| 4 | Sara J. Double | 64 | Nurse | Nurse | Pennsylvania |
| 5 | Edna M. Griggs | 33 | Maid | Housekeeper | Arkansas |
| 6 | Herman B. Hendershot | 50 | Head | Official | W. Virginia |
| 7 | Francis Hendershot | 45 | Wife | — | W. Virginia |
| 8 | Wm. Blair Hendershot | 25 | Nephew | Clerical | W. Virginia |
| 9 | Archie Manuel | 25 | Head | Servant | Oklahoma |
| 10 | Ruth Manuel | 23 | Wife | Housekeeper | Oklahoma |
| 11 | Robert L. Fowler | 47 | Head | Lawyer | Pennsylvania |
| 12 | Ruth E. Fowler | 42 | Wife | — | Kansas |
| 13 | Robert L. Jr. Fowler | 20 | Son | — | Oklahoma |
| 14 | Ruth Anne Fowler | 10 | Daughter | — | Oklahoma |
| 15 | Clay Tallman | 65 | Head | Lawyer | Michigan |
| 16 | Jean Tallman | 65 | Wife | — | Scotland |
| 17 | Augusta Mcmahon | 31 | Maid | Housekeeper | Illinois |
| 18 | Charles A. Pritchard | 52 | Head | Purchasing Agt | Mississippi |
| 19 | Minnie C. Pritchard | 51 | Wife | — | Mississippi |
| 20 | Lorraine Pritchard | 28 | Daughter | Salesman | Mississippi |
| 21 | Betty L. Baker | 22 | Daughter | — | Oklahoma |
| 22 | William D. Baker | 26 | Son-in-law | — | New Jersey |
| 23 | Walter J. Young | 45 | Head | Drilling Cont. | Wisconsin |
| 24 | Ethel Young | 46 | Wife | — | Oklahoma |
| 25 | Francis Ferris | 85 | Mother-in-law | — | Arkansas |
| 26 | Ending Of Block #165 And Beginning Of Block 166 | None | — | — | — |
| 27 | M. Helen Rutledge | 31 | Servant | Housekeeper | Colorado |
| 28 | Samuel Caverson | 46 | Servant | Gardener | Texas |
| 29 | Frances Caverson | 24 | Wife | Housekeeper | Oklahoma |
| 30 | Dr. Omer F. Sinks | 61 | Head | Medical Doctor | Indiana |
| 31 | Amelia M. Sinks | 58 | Wife | — | Kentucky |
| 32 | Lee G. Wright | 35 | Daughter | — | Texas |
| 33 | Rosie Presley | 33 | Maid | Housekeeper | Oklahoma |
| 34 | John J. Mcdonnell | 51 | Head | Assistant | Missouri |
| 35 | Louise Mcdonnell | 51 | Wife | — | Missouri |
| 36 | Mary Mcdonnell THIS PERSON | 24 | Daughter | Clerical | Missouri |
| 37 | Harriet Mcdonnell | 19 | Son | — | Oklahoma |
| 38 | Jack Mcdonnell | 14 | Son | — | Oklahoma |
| 39 | Lillie Rambler | 50 | Head | — | Oklahoma |
| 40 | A. Van Buren Jr. Rambler | 20 | Son | — | New York |
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)