MC
Mary Collins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Crawford-County, Kansas
Our Model Tree links this Mary Collins across the 1920, 1930 and 1940 US Censuses in Crawford-County, Kansas (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a daughter (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Kansas |
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Baker Twp |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Occupation | teacher |
| Industry | grade school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 745 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Teacher |
| Township / Ward | Baker Twp |
| Est. Birth Year | ~1914 |
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 | — | 26 | ~1914 |
| Frank Collins | Head | — | 48 | ~1892 |
| May Collins | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Crawford, Kansas
Daughter, age 6
Crawford, Kansas · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Crawford, Kansas
Daughter, age 16
Crawford, Kansas · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| 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
Crawford-County, Kansas
Daughter, age 26
Crawford-County, Kansas · implied b. ~1914 — 3 household members
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Baker Twp |
| 1935 Residence (County) | Crawford |
| Occupation | teacher |
| Industry | grade school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 745 |
| 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 Frank Collins (~0.92 confidence) and father Frank Collins (~0.92 confidence) and mother May Collins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Collins
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Frank Collins
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
May Collins
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Collins
Daughter · 1940 · age 26 · b. ~1914 · Kansas
★ 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 — Crawford-County, Kansas
Open full size
1940 US Federal Census — Crawford-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01227-00096)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Floyd Knoll | 12 | Son | — | Kansas |
| 2 | Matt Knoll | 65 | Head | Miner | Germany |
| 3 | Anna Knoll | 64 | Wife | — | Missouri |
| 4 | Richard Miller | 45 | Head | Welder | Kansas |
| 5 | Esta Miller | 35 | Wife | — | Kansas |
| 6 | Nicholas H. Miller | 15 | Son | — | Kansas |
| 7 | Margaret Miller | 14 | Daughter | — | Kansas |
| 8 | Donald Paul Miller | 11 | Son | — | Kansas |
| 9 | Arnold Miller | 9 | Son | — | Kansas |
| 10 | Raymond Miller | 6 | Son | — | Kansas |
| 11 | Marilyn Miller | 4 | Daughter | — | Kansas |
| 12 | James Miller | 2 | Son | — | Kansas |
| 13 | Mary Tenechal | 71 | Head | — | France |
| 14 | Phyllis Tenechal | 28 | Daughter | Clerk | Kansas |
| 15 | Henry Wittstein | 75 | Head | — | Switzerland |
| 16 | Pauline Breanish | 62 | Head | — | Yugoslavia |
| 17 | Vincent Breanish | 43 | Son | Laborer | Kansas |
| 18 | Dorothy Breanish | 11 | Granddaughter | — | Kansas |
| 19 | Bill Breanish | 15 | Grandson | — | Kansas |
| 20 | George Theunert | 67 | Head | Miner | Indiana |
| 21 | Dealia Theunert | 65 | Wife | — | Indiana |
| 22 | Arnold Dalas | 60 | Head | Farmer | Belgium |
| 23 | Kate Dalas | 57 | Wife | — | Kansas |
| 24 | Charles Stark | 14 | Grandson | — | Kansas |
| 25 | Ruby Stark | 11 | Granddaughter | — | Kansas |
| 26 | James Cory | 52 | Brother-in-law | Miner | Nebraska |
| 27 | Melvin Beadlin | 39 | Head | Laborer | Kansas |
| 28 | Julia Beadlin | 35 | Wife | — | Kansas |
| 29 | Helen Beadlin | 16 | Daughter | — | Kansas |
| 30 | Rachel Jackson | 24 | Head | — | Missouri |
| 31 | Teddy Jackson | 3 | Son | Attendant | Kansas |
| 32 | Frank Collins | 48 | Head | Grader | Kansas |
| 33 | May Collins | 48 | Wife | — | Kansas |
| 34 | Mary Collins THIS PERSON | 26 | Daughter | Teacher | Kansas |
| 35 | Henry Jones | 48 | Head | Miner | Kansas |
| 36 | Sylvia Jones | 48 | Wife | — | Missouri |
| 37 | Mary Jones | 25 | Daughter | Teacher | Kansas |
| 38 | Alice Jones | 23 | Daughter | Stenographer | Kansas |
| 39 | Wayne Jones | 21 | Son | New Worker | Kansas |
| 40 | Katherine Jones | 17 | Daughter | — | Kansas |
Related Census Records
Pedigree Summary
Mary
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)