SC
Sarah Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Sarah Cooper across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Nathan & Annie — first a spouse (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Spouse
Born: Penna
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Cooper |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Philadelphia |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Sarah Cooper | Spouse | — | 26 | ~1914 |
| Phyllis Cooper | Daughter | — | 3 | ~1937 |
| Herman Cooper | Head | — | 27 | ~1913 |
| Herman Cooper | Son | — | 6 | ~1934 |
Census Appearances
1920
Philadelphia, Pennsylvania
Daughter, age 4
Philadelphia, Pennsylvania · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | none |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1930
Philadelphia, Pennsylvania
Daughter, age 15
Philadelphia, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Spouse, age 26
Philadelphia-County, Pennsylvania · implied b. ~1914 — 4 household members
| Surname | Cooper |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Sarah Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Nathan Cooper (~0.92 confidence) and mother Annie Cooper (~0.92 confidence) and father Abraham Cooper (~0.92 confidence) and mother Rebecca Cooper (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nathan Cooper
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Annie Cooper
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Abraham Cooper
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Rebecca Cooper
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sarah Cooper
Spouse · 1940 · age 26 · b. ~1914 · 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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03709-00360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Blanche Pollick | 22 | Wife | — | Penna |
| 2 | Robert Pollick | 3 | Daughter | — | Penna |
| 3 | Loretta Chamberline | 67 | Head | — | Germany |
| 4 | Mary Schubert | 74 | Step-sister | — | Germany |
| 5 | Mary Single | 32 | Head | Finisher | Philadelphia |
| 6 | Cecelia Laley | 20 | Sister | Winder | Philadelphia |
| 7 | Amelia Morley | 81 | Mother-in-law | — | New York |
| 8 | Robert Mcjames | 56 | Lodger | Grinder | Maine |
| 9 | Arthur Surneen | 31 | Head | Attendant | New York |
| 10 | Eleanor Surneen | 25 | Wife | — | Penna |
| 11 | Arthur Surneen | 2 | Son | — | Penna |
| 12 | Edwin Addison | 30 | Head | Paper Hanger | Penna |
| 13 | Ruth Addison | 26 | Wife | — | Penna |
| 14 | Dolores Addison | 5 | Daughter | — | Penna |
| 15 | Edward Cooper | 65 | Head | Weaver | England |
| 16 | Mary Cooper | 63 | Wife | — | England |
| 17 | Margaret Delaney | 56 | Lodger | Weaver | England |
| 18 | Milton Class | 33 | Head | Elec. Repairman | Penna |
| 19 | Regina Class | 62 | Mother | — | Penna |
| 20 | Herman Cooper | 27 | Head | Truck Driver | Penna |
| 21 | Sarah Cooper THIS PERSON | 26 | Wife | — | Penna |
| 22 | Herman Cooper | 6 | Son | — | Penna |
| 23 | Phyllis Cooper | 3 | Daughter | — | Penna |
| 24 | Edward Landenberger | 39 | Head | Inspector | Penna |
| 25 | Fanny Landenberger | 36 | Wife | — | New York |
| 26 | Edward Landenberger | 15 | Son | New Worker | Penna |
| 27 | Richard Landenberger | 12 | Son | — | New Jersey |
| 28 | George Landenberger | 10 | Son | — | Penna |
| 29 | Lenore Landenberger | 7 | Daughter | — | Penna |
| 30 | Elaine Landenberger | 3 | Daughter | — | Penna |
| 31 | Harold Landenberger | 1 | Son | — | Penna |
| 32 | Alfred Jones | 37 | Head | Creeler | Penna |
| 33 | Myrtle Jones | 36 | Wife | — | Penna |
| 34 | Alfred Jr. Jones | 4 | Son | — | Penna |
| 35 | Joseph M. Pinoski | 63 | Head | Oiler | Connecticut |
| 36 | Bridget M. Pinoski | 55 | Wife | — | Ireland |
| 37 | Irene Pinoski | 15 | Daughter | New Worker | Penna |
| 38 | Michael M. Zaronda | 37 | Head | Assembler | Poland |
| 39 | Claire Zaronda | 36 | Wife | — | New York |
| 40 | Dolores Zaronda | 12 | Daughter | — | Penna |
Pedigree Summary
Sarah
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)