MC
Mary Coughlin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Luzerne-County, Pennsylvania
Our Model Tree links this Mary Coughlin across the 1920, 1930 and 1940 US Censuses in Luzerne-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Luzerne-County, Pennsylvania |
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Nanticoke |
| 1935 Residence (County) | Luzerne |
| Additional Details | |
| Occupation | waitress |
| Industry | restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 782 |
| Highest Grade | Hs 4 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Waitress |
| Township / Ward | Hanover Township |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Margaret Coughlin | Daughter | — | 18 | ~1922 |
| James Coughlin | Head | — | 55 | ~1885 |
| James Coughlin | Son | — | 13 | ~1927 |
| Margaret Coughlin | Spouse | — | 49 | ~1891 |
| Mary Coughlin | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Luzerne, Pennsylvania
Daughter, age 1
Luzerne, Pennsylvania · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Luzerne, Pennsylvania
Daughter, age 12
Luzerne, Pennsylvania · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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
Luzerne-County, Pennsylvania
Daughter, age 22
Luzerne-County, Pennsylvania · implied b. ~1918 — 5 household members
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Nanticoke |
| 1935 Residence (County) | Luzerne |
| Occupation | waitress |
| Industry | restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 782 |
| Highest Grade | Hs 4 |
| 1935 Residence | Pennsylvania |
| 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 Mary Coughlin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Coughlin (~0.92 confidence) and father James Coughlin (~0.92 confidence) and mother Margaret Coughlin (~0.92 confidence) and mother Margaret Coughlin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Coughlin
b. ~1886
Source father
● Household
· direct · ~0.92
Father
James Coughlin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Margaret Coughlin
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Margaret Coughlin
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Coughlin
Daughter · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Coughlin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Coughlin
Sibling · 1940 · age 13
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 — Luzerne-County, Pennsylvania
Open full size
1940 US Federal Census — Luzerne-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03551-00976)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna (X) Guesto | 47 | Wife | — | Italy |
| 2 | Samuel Guesto | 24 | Son | Breaker Boy | Pennsylvania |
| 3 | Paschal Guesto | 22 | Son | Druggist | Pennsylvania |
| 4 | Theresa Guesto | 19 | Daughter | Sewing Machine Operator | Pennsylvania |
| 5 | Dominick Guesto | 16 | Son | Helper | Pennsylvania |
| 6 | Anna Guesto | 13 | Daughter | — | Pennsylvania |
| 7 | Joseph Guesto | 10 | Son | — | Pennsylvania |
| 8 | Genevieve Guesto | 7 | Daughter | — | Pennsylvania |
| 9 | Anthony Maculunsky | 57 | Head | — | Lithuania |
| 10 | Joseph Maculunsky | 33 | Son | Laborer | Pennsylvania |
| 11 | Stanley Maculunsky | 24 | Son | Laborer | Pennsylvania |
| 12 | Helen Maculunsky | 20 | Daughter | Presser | Pennsylvania |
| 13 | Agnes Yashkus | 48 | Head | — | Lithuania |
| 14 | Bertha Yashkus | 24 | Daughter | Sewing Machine Operator | Pennsylvania |
| 15 | Agnes Yashkus | 22 | Daughter | Sewing Machine Operator | Pennsylvania |
| 16 | Frank (Als) Yashkus | 20 | Son | — | Pennsylvania |
| 17 | Frances Yashkus | 17 | Daughter | Librarian Assistant | Pennsylvania |
| 18 | Joseph Yashkus | 13 | Son | — | Pennsylvania |
| 19 | Martin B. Corsane | 45 | Head | Stationary Fireman | Italy |
| 20 | Josephine Corsane | 46 | Wife | — | Italy |
| 21 | Mary Corsane | 24 | Daughter | Machine Operator | Pennsylvania |
| 22 | Carmella Corsane | 22 | Daughter | Machine Operator | Pennsylvania |
| 23 | Michael Corsane | 20 | Son | Laborer | Pennsylvania |
| 24 | Rose Corsane | 19 | Daughter | Helper | Pennsylvania |
| 25 | James Corsane | 17 | Son | — | Pennsylvania |
| 26 | Lucy Corsane | 15 | Daughter | — | Pennsylvania |
| 27 | Josephine Corsane | 13 | Daughter | — | Pennsylvania |
| 28 | Martin Corsane | 11 | Son | — | Pennsylvania |
| 29 | Agnes Corsane | 7 | Daughter | — | Pennsylvania |
| 30 | Louis Tranquilline | 60 | Head | Laborer | Italy |
| 31 | Agnes Tranquilline | 56 | Wife | — | Italy |
| 32 | Laura Tranquilline | 29 | Daughter | Knitter | Pennsylvania |
| 33 | James Tranquilline | 26 | Son | Locomotive Fireman | Pennsylvania |
| 34 | Frank Tranquilline | 23 | Son | Truck Driver | Pennsylvania |
| 35 | Peter Tranquilline | 19 | Son | Delivery Boy | Pennsylvania |
| 36 | James Coughlin | 55 | Head | Laborer | Pennsylvania |
| 37 | Margaret Coughlin | 49 | Wife | — | Pennsylvania |
| 38 | Mary Coughlin THIS PERSON | 22 | Daughter | Waitress | Pennsylvania |
| 39 | Margaret Coughlin | 18 | Daughter | — | Pennsylvania |
| 40 | James Coughlin | 13 | Son | — | Pennsylvania |
Pedigree Summary
Mary + 2 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)