SC
Sarah Cooper — 1920 US Census Record
Model Tree available1920 United States Federal Census · New Castle, Delaware
Our Model Tree links this Sarah Cooper across the 1910, 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed), with identified parents Rachel & John — first a daughter (b.~1908), then head of a 10-person household.
Age 12
b. ~1908
Female
Daughter
Born: Delaware
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Castle, Delaware |
| Surname | Cooper |
| Given Name | Sarah E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | 13Th Representative District Election Dist |
| Est. Birth Year | ~1908 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Esther Cooper | Daughter | — | 15 | ~1905 |
| Olivia Cooper | Daughter | — | 10 | ~1910 |
| James Cooper | Son | — | 1 | ~1919 |
| John Cooper | Head | — | 43 | ~1877 |
| Elizabeth Carson | Other | — | 70 | ~1850 |
| Emma Cooper | Spouse | — | 34 | ~1886 |
| Mary Cooper | Daughter | — | 5 | ~1915 |
| Sarah Cooper | Daughter | — | 12 | ~1908 |
| John Cooper | Son | — | 8 | ~1912 |
| Robert Carson | Other | — | 70 | ~1850 |
Census Appearances
1910
New Castle, …
Other, age 2
New Castle, Delaware · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Sarah E. |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Daughter, age 12
New Castle, Delaware · implied b. ~1908 — 10 household members
| Surname | Cooper |
| Given Name | Sarah E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Daughter, age 23
New Castle, Delaware · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Sallie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Russia Minsk |
| Mother's Birthplace | Russia Minsk |
| Occupation | Saleslady |
| Industry | Ladies Cloak |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 (1910, 1920 and 1930) in New Castle, Delaware, using XGBoost record linkage. Identified parents: mother Rachel Cooper (~0.92 confidence) and father John Cooper (~0.92 confidence) and mother Emma Cooper (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Rachel Cooper
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
John Cooper
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Emma Cooper
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sarah Cooper
Daughter · 1920 · age 12 · b. ~1908 · Delaware
★ You are viewing this record
Sibling
James Cooper
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olivia Cooper
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cooper
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Cooper
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Cooper
Sibling · 1920 · age 8
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
1920 US Federal Census — New Castle, Delaware
Open full size
1920 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu204unit:0409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Matthew Mayer | 54 | Head | Farmer | Alsace |
| 52 | Jennie Mayer | 44 | Wife | — | Alsace |
| 53 | Dorothy Mayer | 14 | Daughter | — | Delaware |
| 54 | Charles D. Carey | 51 | Head | Farmer | Delaware |
| 55 | Allie M. Carey | 33 | Wife | — | Delaware |
| 56 | Clarence J. Shehan | 45 | Head | — | Delaware |
| 57 | Ollie E. Shehan | 46 | Wife | — | Delaware |
| 58 | Edna M. Shehan | 18 | Daughter | — | Delaware |
| 59 | Dorothy C. Shehan | 13 | Daughter | — | Delaware |
| 60 | John S. Cooper | 43 | Head | Farmer | Delaware |
| 61 | Emma G. Cooper | 34 | Wife | — | Delaware |
| 62 | Esther L. Cooper | 15 | Daughter | Laborer | Delaware |
| 63 | Sarah E. Cooper THIS PERSON | 12 | Daughter | — | Delaware |
| 64 | Olivia Cooper | 10 | Daughter | — | Delaware |
| 65 | John H. Cooper | 8 | Son | — | Delaware |
| 66 | Mary F. Cooper | 5 | Daughter | — | Delaware |
| 67 | James E. Cooper | 1 | Son | — | Delaware |
| 68 | Robert Carson | 70 | Boarder | — | Delaware |
| 69 | Elizabeth Carson | 70 | Boarder | — | Delaware |
| 70 | Frank L. Reynolds | 39 | Head | Farmer | Delaware |
| 71 | Hattie B. Reynolds | 35 | Wife | — | Delaware |
| 72 | Howard F. Reynolds | 11 | Son | — | Delaware |
| 73 | William B. Reynolds | 9 | Son | — | Delaware |
| 74 | Phyllis C. Reynolds | 5 | Daughter | — | Delaware |
| 75 | Collins S. Hanson | 41 | Head | — | Delaware |
| 76 | Gertrude Hanson | 36 | Wife | — | Delaware |
| 77 | Claude D. Hanson | 11 | Son | Farmer | Delaware |
| 78 | Samuel M. Hanson | 10 | Son | — | Delaware |
| 79 | John F. Nelson | 48 | Head | — | Delaware |
| 80 | Annie M. Nelson | 46 | Wife | — | Delaware |
| 81 | Stephen B. Nelson | 20 | Son | — | Pennsylvania |
| 82 | Albert D. Nelson | 18 | Son | Laborer | Delaware |
| 83 | Arthur D. Nelson | 22 | Son | Laborer | Delaware |
| 84 | Mary E. Nelson | 17 | Daughter | Laborer | Delaware |
| 85 | Lola B. Nelson | 12 | Daughter | Laborer | Delaware |
| 86 | Dorothy F. Nelson | 10 | Daughter | — | Delaware |
| 87 | Howard Nelson | 4 | Son | — | Delaware |
| 88 | Mary E. Crossan | 66 | Mother-in-law | — | Delaware |
| 89 | Sam W. Tindall | 63 | Head | — | Pennsylvania |
| 90 | Annie E. Tindall | 62 | Wife | — | Delaware |
| 91 | Bertha N. Tindall | 31 | Daughter | — | Delaware |
| 92 | Lina D. Tindall | 4 | Granddaughter | — | Delaware |
| 93 | Edward Hanson | 58 | Head | — | Delaware |
| 94 | Warren R. Hanson | 26 | Son | Farmer | Delaware |
| 95 | John Hanson | 22 | Son | Laborer | Delaware |
| 96 | Fredrick D. Tindall | 19 | Boarder | Laborer | Delaware |
| 97 | Elizabeth Morrison | 60 | Head | Housekeeper | Delaware |
| 98 | Addie D. Morrison | 37 | Daughter | Laborer | Delaware |
| 99 | Harold Morrison | 19 | Son | Farmer | Delaware |
| 100 | Morrison | 17 | Son | Laborer | Delaware |
Pedigree Summary
Sarah + 5 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)