MC
Mary Collins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Republic-County, Kansas
Our Model Tree links this Mary Collins across the 1920, 1930 and 1940 US Censuses in Republic-County, Kansas (XGBoost, ~Confirmed), with identified parents Edgar & Mary — first a daughter (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Republic-County, Kansas |
| Surname | Collins |
| Given Name | Mary Anne |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Belleville city |
| 1935 Residence (County) | Republic |
| Additional Details | |
| Occupation | new worker |
| Income (1939) | 60 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | New Worker |
| Township / Ward | Belleville City |
| Est. Birth Year | ~1920 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Collins | Daughter | — | 20 | ~1920 |
| May Collins | Head | — | 50 | ~1890 |
| Robert Collins | Son | — | 22 | ~1918 |
Census Appearances
1920
Republic, Kansas
Daughter, age
Republic, Kansas · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Republic, Kansas
Daughter, age 10
Republic, Kansas · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Republic-County, Kansas
Daughter, age 20
Republic-County, Kansas · implied b. ~1920 — 3 household members
| Surname | Collins |
| Given Name | Mary Anne |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Belleville city |
| 1935 Residence (County) | Republic |
| Occupation | new worker |
| Income (1939) | 60 |
| Highest Grade | C 2 |
| 1935 Residence | Same Place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Collins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edgar Collins (~0.92 confidence) and mother Mary Collins (~0.92 confidence) and mother May Collins (~0.92 confidence) and mother Mary Collins (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edgar Collins
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Mary Collins
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
May Collins
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mary Collins
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Collins
Daughter · 1940 · age 20 · b. ~1920 · Kansas
★ You are viewing this record
Sibling
Robert Collins
Sibling · 1940 · age 22
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 — Republic-County, Kansas
Open full size
1940 US Federal Census — Republic-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01255-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Isaac Hall | 33 | Son | — | Nebraska |
| 42 | Florine Hall | 11 | Granddaughter | — | Nebraska |
| 43 | Joe E. Simmons | 47 | Head | Section Foreman | Kansas |
| 44 | Mary E. Simmons | 44 | Wife | Cook In Cafe | Nebraska |
| 45 | Harry E. Freedom | 53 | Head | Brakeman | Kansas |
| 46 | Mona M. Freedom | 52 | Wife | — | Missouri |
| 47 | Roy E. Sandals | 55 | Head | Conductor | Kansas |
| 48 | Hulda Sandals | 55 | Wife | — | Kansas |
| 49 | Clarence A. Williams | 37 | Head | Helper At Ice Plant | Kansas |
| 50 | Fayrene M. Williams | 26 | Wife | — | Nebraska |
| 51 | Clarence W. Williams | 9 | Son | — | Nebraska |
| 52 | Dennis Lee Williams | 7 | Son | — | Kansas |
| 53 | Robert G. Williams | 6 | Son | — | Kansas |
| 54 | Donna Rae Williams | 2 | Daughter | — | Kansas |
| 55 | Norman Dean Williams | 0 | Son | — | Kansas |
| 56 | Elyda H. White | 23 | Head | Painter Mechanic In Garage | Kansas |
| 57 | Blanche E. White | 22 | Wife | — | Kansas |
| 58 | Wait J. White | 28 | Head | Radio Shop Owner | Kansas |
| 59 | Viola White | 23 | Wife | — | Nebraska |
| 60 | Philip Dean White | 7 | Son | — | Kansas |
| 61 | Barbara Ann White | 1 | Daughter | — | Kansas |
| 62 | May R. Collins | 50 | Head | Dep. County Treasur | Kansas |
| 63 | Robert Collins | 22 | Son | Clerk Clothing Store | Kansas |
| 64 | Mary Anne Collins THIS PERSON | 20 | Daughter | New Worker | Kansas |
| 65 | Carrie L. Gaylord | 55 | Head | — | Kansas |
| 66 | John H. Lockway | 40 | Head | Shoe Salesman | Kansas |
| 67 | Larue Lockway | 39 | Wife | Librarian Public Library | Kansas |
| 68 | Marjorie Anne Lockway | 14 | Daughter | — | Kentucky |
| 69 | Billy Fred Lockway | 4 | Son | — | Kansas |
| 70 | Fred G. Fisher | 53 | Head | 48 | Wisconsin |
| 71 | Minnie Fisher | 53 | Wife | — | Nebraska |
| 72 | Jennie Steinman | 79 | Mother-in-law | — | Germany |
| 73 | Edward A. Simmons | 67 | Head | — | Ohio |
| 74 | Zerna Simmons | 65 | Wife | — | — |
| 75 | Dewey O. Julian | 41 | Head | Cleaning Own Business | — |
| 76 | Louisa Julian | 38 | Wife | — | Iowa |
| 77 | Deanard W. Julian | 10 | Son | — | Kansas |
| 78 | D. Wilfred Julian | 9 | Son | — | Kansas |
| 79 | Leo Leroy Jr. Julian | 5 | Son | — | Kansas |
| 80 | Charlotte May Julian | 2 | Daughter | — | Kansas |
Related Census Records
Pedigree Summary
Mary + 1 sibling
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)