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Mary Long — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this Mary Long across the 1920, 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Female
Head
Born: Germany
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Long |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Germany |
| 1935 Residence (City) | Bethlehem City |
| 1935 Residence (County) | Northampton |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Bethlehem City |
| Est. Birth Year | ~1884 |
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 Long | Head | — | 56 | ~1884 |
| Thomas Long | Son | — | 12 | ~1928 |
| William Long | Son | — | 19 | ~1921 |
Census Appearances
1920
Northampton, Pennsylvania
Spouse, age 36
Northampton, Pennsylvania · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1900 |
| Naturalization Status | Alien |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Labor |
| Industry | Steel Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1930
Northampton, Pennsylvania
Head, age 45
Northampton, Pennsylvania · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | No |
| Veteran | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Northampton-County, Pennsylvania
Head, age 56
Northampton-County, Pennsylvania · implied b. ~1884 — 3 household members
| Surname | Long |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Germany |
| 1935 Residence (City) | Bethlehem City |
| 1935 Residence (County) | Northampton |
| Naturalization Status | Alien |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Long across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Long
Head · 1940 · age 56 · b. ~1884 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03588-00351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Aloysius Seidenberger | 36 | Son | Operator | Pennsylvania |
| 2 | Anna Skerlack | 47 | Head | Seamstress | Hungary |
| 3 | William Skerlack | 21 | Son | Shipper | Pennsylvania |
| 4 | Wilma Skerlack | 20 | Daughter | Beautician | Pennsylvania |
| 5 | Alex Skerlack | 16 | Son | Labourer | Pennsylvania |
| 6 | Irene Skerlack | 14 | Daughter | — | Pennsylvania |
| 7 | Francis Skerlack | 12 | Son | — | Pennsylvania |
| 8 | Mary Long THIS PERSON | 56 | Head | — | Germany |
| 9 | William Long | 19 | Son | Labourer | Pennsylvania |
| 10 | Thomas Long | 12 | Son | — | Pennsylvania |
| 11 | Frank Deacon | 64 | Head | Shoe Maker | Austria |
| 12 | Marie Deacon | 66 | Wife | — | Austria |
| 13 | Elizabeth Deacon | 34 | Daughter | Winder | Pennsylvania |
| 14 | Anthony Castellucci | 30 | Son-in-law | Laborer | Pennsylvania |
| 15 | Margaret Castellucci | 24 | Daughter | Presser | Pennsylvania |
| 16 | Joseph Bold | 34 | Head | Electrician | Pennsylvania |
| 17 | Anna Bold | 30 | Wife | — | Austria |
| 18 | Ruth Bold | 10 | Daughter | — | Pennsylvania |
| 19 | Joan Bold | 7 | Daughter | — | Pennsylvania |
| 20 | Peter Link | 53 | Head | Laborer | Austria |
| 21 | Eva Link | 53 | Wife | — | Austria |
| 22 | John Link | 28 | Son | Plumber | Austria |
| 23 | Mary Link | 16 | Daughter | — | Pennsylvania |
| 24 | William Link | 11 | Son | — | Pennsylvania |
| 25 | Neil Link | 1 | Grand-son | — | Pennsylvania |
| 26 | Mary Hadeves | 64 | Head | — | Pennsylvania |
| 27 | Maria Deegan | 32 | Daughter | Telephone Operator | Pennsylvania |
| 28 | Joseph Deegan | 32 | Son-in-law | Clerk | Pennsylvania |
| 29 | Michael Deegan | 2 | Grandson | — | Pennsylvania |
| 30 | Emma Raetz | 47 | Head | — | Austria |
| 31 | Charles Spencer | 27 | Head | Truck Driver | Pennsylvania |
| 32 | Dorothy Spencer | 21 | Wife | — | Pennsylvania |
| 33 | Robert Spencer | 2 | Son | — | Pennsylvania |
| 34 | Savannah Repp | 65 | Head | — | Pennsylvania |
| 35 | Mary Nicholls | 36 | Daughter | — | Pennsylvania |
| 36 | Robert Nicholls | 55 | Son-in-law | Laborer | Pennsylvania |
| 37 | Carl Nicholls | 1 | Grandson | — | Pennsylvania |
| 38 | Erwin Repp | 42 | Son | — | Pennsylvania |
| 39 | Joseph Fistner | 63 | Head | Laborer | Hungary |
| 40 | Barbara Fistner | 60 | Wife | — | Hungary |
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)