JC
John Crowley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Chemung-County, New York
Our Model Tree links this John Crowley across the 1920, 1930 and 1940 US Censuses in Chemung-County, New York (XGBoost, ~Confirmed), with identified parents Frances & Francis — first a son (b.~1915), then head of a 8-person household.
Age 25
b. ~1915
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chemung-County, New York |
| Surname | Crowley |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elmira |
| 1935 Residence (County) | Chemung |
| Additional Details | |
| Occupation | Timekeeper |
| Industry | Fire Truck Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Timekeeper |
| Township / Ward | Elmira |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ellen Crowley | Daughter | — | 9 | ~1931 |
| Margaret Crowley | Daughter | — | 14 | ~1926 |
| Donald Crowley | Son | — | 19 | ~1921 |
| Patricia Crowley | Daughter | — | 12 | ~1928 |
| John Crowley | Son | — | 25 | ~1915 |
| Francis Crowley | Head | — | 54 | ~1886 |
| Hannah Crowley | Spouse | — | 49 | ~1891 |
| Mary Crowley | Daughter | — | 16 | ~1924 |
Census Appearances
1920
Chemung, New …
Son, age 4
Chemung, New York · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crowley |
| Given Name | John P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Chemung, New …
Son, age 14
Chemung, New York · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crowley |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Chemung-County, New …
Son, age 25
Chemung-County, New York · implied b. ~1915 — 8 household members
| Surname | Crowley |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elmira |
| 1935 Residence (County) | Chemung |
| Occupation | Timekeeper |
| Industry | Fire Truck Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 John Crowley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frances Crowley (~0.92 confidence) and father Francis Crowley (~0.92 confidence) and father Francis Crowley (~0.92 confidence) and mother Hanna Crowley (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frances Crowley
b. ~1857
Source father
● Household
· direct · ~0.92
Father
Francis Crowley
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Francis Crowley
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Hanna Crowley
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Crowley
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Margaret Crowley
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Crowley
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Crowley
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Crowley
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Crowley
Sibling · 1940 · age 9
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 — Chemung-County, New York
Open full size
1940 US Federal Census — Chemung-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02514-00285)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Caroline Knapp | 32 | wife | — | Austria |
| 42 | Irene Knapp | 11 | daughter | — | New York |
| 43 | Barbara Knapp | 2 | daughter | — | New York |
| 44 | Elizabeth Burke | 72 | Head | — | Ireland |
| 45 | Eleanor Delamater | 48 | Daughter | — | New York |
| 46 | Edward Delamater | 57 | son-in-law | Conductor | Pennsylvania |
| 47 | Robert Cullins | 34 | Head | — | New York |
| 48 | Adelaide Cullins | 40 | Wife | Foreman | New York |
| 49 | Jane M Buffs | 57 | Maid | Housework | Ohio |
| 50 | Margaret Sworts | 72 | Head | — | Pennsylvania |
| 51 | Harriet Sworts | 41 | daughter | Music Teacher | New York |
| 52 | Amos Parsons | 79 | Head | — | Pennsylvania |
| 53 | Emily Parsons | 65 | Wife | — | New York |
| 54 | Jessie Peterson | 76 | Head | — | Pennsylvania |
| 55 | Edward White | 58 | lodger | Toolmaker | Pennsylvania |
| 56 | Florence Tice | 33 | Head | Teacher | New York |
| 57 | Katherine Jessup | 34 | Head | — | Pennsylvania |
| 58 | Keith Jessup | 13 | son | Clerk | Pennsylvania |
| 59 | Nick Cristantello | 51 | lodger | Machinist | Italy |
| 60 | John D Pettengill | 39 | Head | Conductor | New York |
| 61 | Hazel Pettengill | 43 | wife | — | Pennsylvania |
| 62 | Milton A Deafuse | 35 | Head | Pro | New York |
| 63 | Mary J Deafuse | 69 | Mother | — | Pennsylvania |
| 64 | Catherine Jones | 68 | Head | — | New York |
| 65 | John J Jones | 37 | son | Stockman | Pennsylvania |
| 66 | Eileen Jones | 37 | daughter | — | New York |
| 67 | Francis Crowley | 54 | Head | Laborer | Pennsylvania |
| 68 | Hannah Crowley | 49 | Wife | — | Pennsylvania |
| 69 | John Crowley THIS PERSON | 25 | son | Timekeeper | Pennsylvania |
| 70 | Donald Crowley | 19 | son | Milkman | New York |
| 71 | Mary Crowley | 16 | daughter | — | New York |
| 72 | Margaret Crowley | 14 | daughter | — | New York |
| 73 | Patricia Crowley | 12 | daughter | — | New York |
| 74 | Ellen Crowley | 9 | daughter | — | New York |
| 75 | Ella A Cronin | 68 | Head | — | New York |
| 76 | Mary A Cronin | 60 | sister | — | New York |
| 77 | Arthur Driscoll | 44 | Head | Janitor | New York |
| 78 | Christel Driscoll | 41 | wife | — | Kansas |
| 79 | Frances Driscoll | 20 | daughter | — | New York |
| 80 | Lynn Rankin | 33 | Head | Truck Driver | Pennsylvania |
Pedigree Summary
John + 5 siblings
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)