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Sarah Lynch — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Sarah Lynch across the 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1900), then head of a 7-person household.
Age 20
b. ~1900
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Lynch |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1900 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Spouse | — | 48 | ~1872 |
| William Lynch | Son | — | 23 | ~1897 |
| Margaret Lynch | Daughter | — | 12 | ~1908 |
| Anna Lynch | Daughter | — | 18 | ~1902 |
| Mary Lynch | Daughter | — | 22 | ~1898 |
| Michael Lynch | Head | — | 47 | ~1873 |
| Sarah Lynch | Daughter | — | 20 | ~1900 |
Census Appearances
1910
Cook, Illinois
Daughter, age 10
Cook, Illinois · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Sarah Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 20
Cook, Illinois · implied b. ~1900 — 7 household members
| Surname | Lynch |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Lynch across 2 US Census years (1910 and 1920) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Lynch
Daughter · 1920 · age 20 · b. ~1900 · Illinois
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Sibling
William Lynch
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lynch
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Lynch
Sibling · 1920 · age 18
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 — Cook, Illinois
Open full size
1920 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu322unit:0673)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Agnes Hennessey | 2 | Daughter | None | Illinois |
| 52 | Daniel Sullivan | 37 | Head | Conductor | Ireland |
| 53 | Johanna Sullivan | 37 | Wife | None | Ireland |
| 54 | John Kane | 12 | Nephew | None | Illinois |
| 55 | John Enright | 40 | Boarder | Helper | Ireland |
| 56 | Thomas Enright | 12 | Boarder | None | Illinois |
| 57 | John Jr. Enright | 10 | Boarder | None | Illinois |
| 58 | Mark Burke | 34 | Head | Agent | Ireland |
| 59 | Annie Burke | 28 | Wife | None | Ireland |
| 60 | Kathleen Burke | 8 | Daughter | None | Illinois |
| 61 | Nora Burke | 7 | Daughter | None | Illinois |
| 62 | Thomas Burke | 4 | Son | None | Illinois |
| 63 | Anna Burke | 2 | Daughter | None | Illinois |
| 64 | Mary Burke | 1 | Daughter | None | Illinois |
| 65 | Charles Boland | 42 | Head | Mail Carrier | Illinois |
| 66 | Anna Boland | 40 | Wife | None | Illinois |
| 67 | John Boland | 23 | Son | Bookkeeper | Illinois |
| 68 | Margaret Freeman | 48 | Head | None | Illinois |
| 69 | Margaret Freeman | 24 | Daughter | Stenographer | Illinois |
| 70 | Stella Freeman | 22 | Daughter | Clerk | Illinois |
| 71 | Catherine Freeman | 21 | Daughter | Bookkeeper | Illinois |
| 72 | Joseph A. Shannon | 32 | Head | Inspector | Illinois |
| 73 | Margaret Shannon | 50 | Mother | None | Illinois |
| 74 | Mary Shannon | 31 | Daughter | Operator | Illinois |
| 75 | John Shannon | 29 | Son | Clerk Yard | Illinois |
| 76 | James L. Shannon | 24 | Son | Brakeman | Illinois |
| 77 | Anna Shannon | 27 | Daughter | None | Illinois |
| 78 | Mary Mcmahon | 70 | Grandmother | None | Ireland |
| 79 | John Goblet | 53 | Head | Engineer | Luxemburg |
| 80 | Anna Goblet | 16 | Daughter | None | Illinois |
| 81 | Gertrude Goblet | 11 | Daughter | None | Illinois |
| 82 | Herman Karthuser | 24 | Son-in-law | Manager | Illinois |
| 83 | Marie Karthuser | 23 | Daughter | None | Illinois |
| 84 | Herman Jr. Karthuser | 2 | Son | None | Illinois |
| 85 | Michael E. Lynch | 47 | Head | Asst Foreman | Illinois |
| 86 | Mary A. Lynch | 48 | Wife | None | Ireland |
| 87 | William Lynch | 23 | Son | None | Illinois |
| 88 | Mary Lynch | 22 | Daughter | Asst. Credit | Illinois |
| 89 | Sarah Lynch THIS PERSON | 20 | Daughter | Stenographer | Illinois |
| 90 | Anna Lynch | 18 | Daughter | Teacher | Illinois |
| 91 | Margaret Lynch | 12 | Daughter | None | Illinois |
| 92 | Eugene Kendrick | 36 | Head | Architectural | Illinois |
| 93 | Marcella Kendrick | 29 | Wife | None | Illinois |
| 94 | Helen Kendrick | 10 | Daughter | None | Colorado |
| 95 | Marcella Kendrick | 9 | Daughter | None | Illinois |
| 96 | Urania Kendrick | 7 | Daughter | None | Illinois |
| 97 | Eugene Kendrick | 2 | Son | None | Illinois |
| 98 | Jane Quigley | 21 | Boarder | Stenographer | Ireland |
| 99 | Himan Salk | 41 | Head | Merchant | Russia |
| 100 | Anna Salk | 38 | Wife | None | Russia |
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)