JD
John Daly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this John Daly across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Maryanne & Michael — first a son (b.~1913), then head of a 8-person household.
Age 27
b. ~1913
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Daly |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Additional Details | |
| Occupation | Shipping Clerk |
| Industry | Bearing Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 950 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Shipping Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1913 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margret Daly | Daughter | — | 29 | ~1911 |
| Sue Daly | Daughter | — | 16 | ~1924 |
| Helen Daly | Daughter | — | 24 | ~1916 |
| Michael Daly | Head | — | 60 | ~1880 |
| James Daly | Son | — | 14 | ~1926 |
| George Daly | Son | — | 20 | ~1920 |
| John Daly | Son | — | 27 | ~1913 |
| Maryanne Daly | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dully |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 16
Cook, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dully |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 27
Cook-County, Illinois · implied b. ~1913 — 8 household members
| Surname | Daly |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Occupation | Shipping Clerk |
| Industry | Bearing Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 950 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Daly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Maryanne Daly (~0.92 confidence) and father Michael Daly (~0.92 confidence) and mother Mary Dully (~0.92 confidence) and father Thomas Dully (~0.92 confidence) and father Patrick Dully (~0.92 confidence) and mother Nora Dully (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Maryanne Daly
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Michael Daly
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mary Dully
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Thomas Dully
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Patrick Dully
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Nora Dully
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Daly
Son · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
Sue Daly
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Daly
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margret Daly
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Daly
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Daly
Sibling · 1940 · age 14
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
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00972-00012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Gampola | 57 | Head | Repair Man | Italy |
| 2 | Mana-T Gampola | 46 | Wife | — | Italy |
| 3 | Mary Gampola | 18 | Daughter | Stenographer | Illinois |
| 4 | Tony Gampola | 17 | Son | — | Illinois |
| 5 | Egert Strickland | 37 | Head | Stationary Fireman | Kentucky |
| 6 | Louis G Strickland | 24 | Wife | — | Illinois |
| 7 | Dolores Strickland | 5 | Daughter | — | Illinois |
| 8 | Ronald Strickland | 0 | Son | — | Illinois |
| 9 | Sam Demango | 32 | Head | Laborer | Italy |
| 10 | Angelina Demango | 31 | Wife | — | Italy |
| 11 | Lorraine Demango | 7 | Daughter | — | Illinois |
| 12 | Michael Daly | 60 | Head | — | Eire |
| 13 | Maryanne Daly | 63 | Wife | — | Penn. |
| 14 | Margret Daly | 29 | Daughter | Welfare Worker | Illinois |
| 15 | John Daly THIS PERSON | 27 | Son | Shipping Clerk | Illinois |
| 16 | Helen Daly | 24 | Daughter | New Worker | Illinois |
| 17 | George Daly | 20 | Son | Coil Winder | Illinois |
| 18 | Sue Daly | 16 | Daughter | — | Illinois |
| 19 | James Daly | 14 | Son | — | Illinois |
| 20 | Eugene Harding | 31 | Head | Machinist | Illinois |
| 21 | Elsie Harding | 27 | Wife | — | Illinois |
| 22 | Eugene Harding | 12 | Son | — | Illinois |
| 23 | Robert Harding | 5 | Son | — | Illinois |
| 24 | Richard Harding | 2 | Son | — | Illinois |
| 25 | Domenick Naples | 42 | Head | Trimmer | Louisiana |
| 26 | Helen Naples | 40 | Wife | — | England |
| 27 | John Naples | 16 | Son | — | Illinois |
| 28 | Fred Naples | 13 | Son | — | Illinois |
| 29 | Rose Mary Naples | 5 | Daughter | — | Illinois |
| 30 | Saverio Mascia | 36 | Head | Laborer | Italy |
| 31 | Pasqualina Mascia | 34 | Wife | — | Italy |
| 32 | Mary Mascia | 15 | Daughter | — | Illinois |
| 33 | Jack Mascia | 13 | Son | — | Illinois |
| 34 | Carmen Mascia | 11 | Son | — | Illinois |
| 35 | Saverio Jr Mascia | 7 | Son | — | Illinois |
| 36 | Maryanne Mascia | 4 | Daughter | — | Illinois |
| 37 | Caroline Mascia | 0 | Daughter | — | Illinois |
| 38 | James Biller | 37 | Head | Clerk | Illinois |
| 39 | Eleanor Biller | 30 | Wife | — | Illinois |
| 40 | Dolores Biller | 6 | Daughter | — | Illinois |
Pedigree Summary
John + 5 siblings
Gen 1 · 6 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)