JM
Jennie Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Jennie Martin across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Harry & Harry — first a daughter (b.~1910), then head of a 2-person household.
Age 30
b. ~1910
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Martin |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1910 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jennie | Age | Birth yr |
|---|---|---|---|---|
| Jennie Martin | Daughter | — | 30 | ~1910 |
| Della Martin | Head | — | 58 | ~1882 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 10
Allegheny, Pennsylvania · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Russia Poland |
| Mother's Birthplace | Russia Poland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 20
Allegheny, Pennsylvania · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 30
Allegheny-County, Pennsylvania · implied b. ~1910 — 2 household members
| Surname | Martin |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | C 3 |
| 1935 Residence | Same House |
| 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 Jennie Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Martin (~0.92 confidence) and father Harry Martin (~0.92 confidence) and mother Della Martin (~0.92 confidence) and mother Esther Martin (~0.92 confidence) and mother Esther Martin (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Martin
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Harry Martin
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Della Martin
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Esther Martin
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Esther Martin
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Jennie Martin
Daughter · 1940 · age 30 · b. ~1910 · Pennsylvania
★ 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-03657-00396)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Rose Shafer | 89 | Sister | — | Pennsylvania |
| 3 | Nils E. Hortenson | 60 | Lodger | Machinist | Sweden |
| 5 | William Davis | 55 | Head | Truck Helper | Georgia |
| 6 | Lorena Davis | 51 | Wife | — | Georgia |
| 8 | David Walters | 56 | Head | Custodian | Pennsylvania |
| 9 | Elizabeth Walters | 38 | Wife | — | Pennsylvania |
| 10 | Edwin Craig | 15 | Stepson | — | Pennsylvania |
| 11 | Mary Craig | 12 | Stepdaughter | — | Pennsylvania |
| 12 | Della Martin | 58 | Head | — | Ohio |
| 13 | Jennie Martin THIS PERSON | 30 | Daughter | — | Pennsylvania |
| 14 | Leo Meridew | 43 | Head | Electrician | Pennsylvania |
| 15 | Kathryn Meridew | 42 | Wife | — | Pennsylvania |
| 16 | Ruth Ann Meridew | 18 | Daughter | Floor Worker | Pennsylvania |
| 17 | Elizabeth Harnett | 57 | Mother-in-law | — | Pennsylvania |
| 18 | Charles Haws | 43 | Head | Bus Driver | Pennsylvania |
| 19 | Frank B. Mccloskey | 28 | Head | Electrician | Pennsylvania |
| 20 | Anna E. Mccloskey | 26 | Wife | Cashier | Pennsylvania |
| 22 | Rosa Richter | 35 | Head | Waitress | Pennsylvania |
| 23 | Teresa Richter | 14 | Daughter | — | Pennsylvania |
| 24 | Adeline Richter | 11 | Daughter | — | Pennsylvania |
| 25 | Joseph Kanerick | 25 | Lodger | Clerk | Pennsylvania |
| 26 | Joseph Bertholf | 61 | Brother-in-law | Labor | Pennsylvania |
| 27 | Marie Boehm | 37 | Head | — | Pennsylvania |
| 28 | Dorothy Boehm | 15 | Daughter | — | Pennsylvania |
| 29 | Albert Boehm | 13 | Son | — | Pennsylvania |
| 30 | Frank Dreher | 53 | Lodger | Fireman | Pennsylvania |
| 32 | James Burns | 52 | Head | Truck Driver | Pennsylvania |
| 33 | Agnes Burns | 26 | Wife | — | Pennsylvania |
| 34 | James Burns | 9 | Son | — | Pennsylvania |
| 35 | June Burns | 7 | Daughter | — | Pennsylvania |
| 36 | Agnes Jean Burns | 5 | Daughter | — | Pennsylvania |
| 37 | Martin O'Connor | 48 | Father-in-law | Fireman | Eire |
| 38 | Patrick O'Connor | 19 | Brother-in-law | Counter Clerk | Pennsylvania |
| 39 | Jack O'Connor | 17 | Brother-in-law | — | Pennsylvania |
| 40 | Lawrence O'Connor | 17 | Brother-in-law | — | Pennsylvania |
Pedigree Summary
Jennie
Gen 1 · 5 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)