JL
John Lynch — 1920 US Census Record
Model Tree available1920 United States Federal Census · Cook, Illinois
Our Model Tree links this John Lynch across the 1900, 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Mary & James — first a son (b.~1884), then head of a 8-person household.
Age 36
b. ~1884
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Lynch |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Auto Co |
| 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 | Laborer |
| 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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Nellie Lynch | Daughter | — | 23 | ~1897 |
| Agnes Lynch | Head | — | 41 | ~1879 |
| John Shanahan | Other | — | 55 | ~1865 |
| John Hurley | Other | — | 50 | ~1870 |
| John Lynch | Son | — | 36 | ~1884 |
| John Hurley | Son | — | 9 | ~1911 |
| Edward Lynch | Son | — | 29 | ~1891 |
| Mary Hurley | Spouse | — | 43 | ~1877 |
Census Appearances
1900
Cook, Illinois
Son, age 19
Cook, Illinois · implied b. ~1881 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Jan |
| Birth Year | 1881 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Plasterer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Cook, Illinois
Son, age 27
Cook, Illinois · implied b. ~1883 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Packing House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 36
Cook, Illinois · implied b. ~1884 — 8 household members
| Surname | Lynch |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Auto Co |
| 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 John Lynch across 3 US Census years (1900, 1910 and 1920) in Cook, Illinois, using XGBoost record linkage. Identified parents: mother Mary Hurley (~0.60 confidence) and father James Lynch (~0.92 confidence) and mother Anna Lynch (~0.92 confidence) and mother Catherine Lynch (~0.92 confidence) and mother Agnes Lynch (~0.60 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.79
Mother
Mary Hurley
b. ~1877
Source mother
● Household
· direct · ~0.6
Father
James Lynch
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Anna Lynch
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Catherine Lynch
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Agnes Lynch
b. ~1879
Source mother
● Household
· direct · ~0.6
This person
Anchor record
John Lynch
Son · 1920 · age 36 · b. ~1884 · Illinois
★ You are viewing this record
Sibling
Edward Lynch
Sibling · 1920 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Lynch
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hurley
Sibling · 1920 · age 9
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:1920:14thcensusofpopu347unit:0543)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary | 3 | Daughter | — | Illinois |
| 52 | Joseph Purvis | 42 | Head | Iron Molder | Ireland |
| 53 | Adella Purvis | 35 | Wife | — | Ireland |
| 54 | Elizabeth Purvis | 11 | Daughter | — | New Jersey |
| 55 | Florence Purvis | 9 | Daughter | — | Illinois |
| 56 | Catherine Purvis | 5 | Daughter | — | Illinois |
| 57 | Michael Finucan | 54 | Head | Lieutenant Police | Ireland |
| 58 | Mary Finucan | 46 | Wife | — | Illinois |
| 59 | Hazel Finucan | 24 | Daughter | Clerk | Illinois |
| 60 | Catherine Finucan | 22 | Daughter | Clerk | Illinois |
| 61 | Nellie Finucan | 16 | Daughter | Clerk | Illinois |
| 62 | Bernice Finucan | 14 | Daughter | — | Illinois |
| 63 | Alice Finucan | 8 | Daughter | — | Illinois |
| 64 | Margaret Finucan | 6 | Daughter | — | Illinois |
| 65 | Catherine Considine | 48 | Head | Meat Sealer | Ireland |
| 66 | Frank Considine | 24 | Son | Teamster | Illinois |
| 67 | George Considine | 22 | Son | Cattle Driver | Illinois |
| 68 | Katherine Considine | 19 | Daughter | Housework | Illinois |
| 69 | Joseph Considine | 17 | Son | Bowling Alley | Illinois |
| 70 | Cecelia Considine | 13 | Daughter | — | Illinois |
| 71 | James Considine | 11 | Son | — | Illinois |
| 72 | Thomas Considine | 9 | Son | — | Illinois |
| 73 | Dennis Sheehan | 48 | Head | Laborer | Ireland |
| 74 | Annie Sheehan | 43 | Wife | — | Ireland |
| 75 | James Sheehan | 16 | Son | Clerk | Illinois |
| 76 | Catherine Sheehan | 13 | Daughter | — | Illinois |
| 77 | Margaret Mulcahy | 35 | Head | Housework | Ireland |
| 78 | Helen Mulcahy | 10 | Daughter | — | Illinois |
| 79 | Mary Mulcahy | 8 | Daughter | — | Illinois |
| 80 | Lillian Mulcahy | 6 | Daughter | — | Illinois |
| 81 | Nellie Casey | 38 | Head | Laborer | Ireland |
| 82 | Catherine Casey | 17 | Daughter | Laborer | Illinois |
| 83 | Mary Casey | 15 | Daughter | — | Illinois |
| 84 | Lawrence Casey | 12 | Son | — | Illinois |
| 85 | Annie Perry | 35 | Head | Housekeeper | England |
| 86 | Peter H Burke | 52 | Head | Watchman | Illinois |
| 87 | Mary A Burke | 52 | Wife | — | Ireland |
| 88 | Hazel Burke | 18 | Daughter | Stenographer | Illinois |
| 89 | Rose Burke | 17 | Daughter | — | Illinois |
| 90 | Agnes Lynch | 41 | Head | Housework | Ireland |
| 91 | John Lynch THIS PERSON | 36 | Son | Laborer | Illinois |
| 92 | Edward Lynch | 29 | Son | Chauffeur | Illinois |
| 93 | Nellie Lynch | 23 | Daughter | Clerk | Illinois |
| 94 | John C Hurley | 50 | Son in law | Butcher | Wisconsin |
| 95 | Mary Hurley | 43 | Wife | — | Ireland |
| 96 | John F Hurley | 9 | Son | — | Illinois |
| 97 | John Shanahan | 55 | Brother | Laborer | Ireland |
| 98 | Michael Callaghan | 42 | Head | Clerk | Ireland |
| 99 | Mary Callaghan | 36 | Wife | — | Ireland |
| 100 | Daniel J Callaghan | 14 | Son | — | Illinois |
Related Census Records
Pedigree Summary
John + 3 siblings
Gen 1 · 5 parents
~0.79
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)