MC
Mary Coyle — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Coyle across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 7-person household.
Age 28
b. ~1902
Female
Spouse
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Coyle |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 20 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Palos Township Section 23 |
| Est. Birth Year | ~1902 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Coyle | Spouse | — | 28 | ~1902 |
| William Coyle | Son | — | ~1930 | |
| Robert Coyle | Son | — | 1 | ~1929 |
| John Coyle | Head | — | 30 | ~1900 |
| Mary Coyle | Daughter | — | 8 | ~1922 |
| John Coyle | Son | — | 6 | ~1924 |
| James Coyle | Son | — | 3 | ~1927 |
Census Appearances
1930
Cook, Illinois
Spouse, age 28
Cook, Illinois · implied b. ~1902 — 7 household members
| Surname | Coyle |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 20 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 39
Cook-County, Illinois · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coyle |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | stenographer |
| Industry | Clin. Filtration |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1200 |
| Highest Grade | H 2 |
| 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 Mary Coyle across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Coyle
Spouse · 1930 · age 28 · b. ~1902 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel504:0555)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cleveland Cox | 46 | Head | Farmer | Indiana |
| 2 | Susan Cox | 47 | Wife | — | Kentucky |
| 3 | Michael Cox | 12 | Son | — | Illinois |
| 4 | Henry Boden | 52 | Boarder | Laborer | Illinois |
| 5 | Charles Knox | 62 | Head | Laborer | Illinois |
| 6 | Sarah Knox | 51 | Wife | — | Illinois |
| 7 | William Honnarding | 27 | Head | Machinist | Illinois |
| 8 | Rosa Honnarding | 22 | Wife | — | Illinois |
| 9 | William Honnarding | 2 | Son | — | Illinois |
| 10 | Edgar Honnarding | 0 | Son | — | Illinois |
| 11 | Frank Kuechen | 29 | Head | Trimmer | Illinois |
| 12 | Mary Kuechen | 21 | Wife | — | Illinois |
| 13 | Frank Kuechen | 4 | Son | — | Illinois |
| 14 | Robert Kuechen | 1 | Son | — | Illinois |
| 15 | Lydia Crown | 34 | Head | Manager | Illinois |
| 16 | John Crown | 12 | Son | — | Illinois |
| 17 | Richard Crown | 10 | Son | — | Illinois |
| 18 | George Crown | 23 | Brother | Driver | Illinois |
| 19 | Helen Crown | 22 | Sister in law | — | Illinois |
| 20 | John Erickson | 30 | Head | Manager | Texas |
| 21 | Clara Erickson | 22 | Wife | — | Illinois |
| 22 | Clara Erickson | 2 | Daughter | — | Illinois |
| 23 | Lydia Erickson | 1 | Daughter | — | Illinois |
| 24 | Fred Erickson | 0 | Son | — | Illinois |
| 25 | Arthur Bush | 33 | Head | Manager | Illinois |
| 26 | Catherine Bush | 28 | Wife | — | Illinois |
| 27 | Arthur Bush | 5 | Son | — | Illinois |
| 28 | Rita M. Bush | 1 | Daughter | — | Illinois |
| 29 | Simon Epperson | 30 | Head | Farmer | Illinois |
| 30 | Grace Epperson | 28 | Wife | — | Illinois |
| 31 | Simon Epperson | 1 | Son | — | Illinois |
| 32 | John Epperson | 22 | Brother | Farmer | Illinois |
| 33 | John Capuano | 42 | Head | Laborer | Italy |
| 34 | Rose Capuano | 39 | Wife | — | Italy |
| 35 | Tony Capuano | 13 | Son | — | Illinois |
| 36 | Mary Capuano | 12 | Daughter | — | Illinois |
| 37 | Annie Capuano | 11 | Daughter | — | Illinois |
| 38 | John Capuano | 10 | Son | — | Illinois |
| 39 | Rose Capuano | 8 | Daughter | — | Illinois |
| 40 | Anthony Capuano | 7 | Son | — | Illinois |
| 41 | Peter Capuano | 5 | Son | — | Illinois |
| 42 | Arthur Capuano | 1 | Son | — | Illinois |
| 43 | Joseph Capuano | 0 | Son | — | Illinois |
| 44 | John Coyle | 30 | Head | Engineer | Illinois |
| 45 | Mary Coyle THIS PERSON | 28 | Wife | — | Illinois |
| 46 | Mary Coyle | 8 | Daughter | — | Illinois |
| 47 | John Coyle | 6 | Son | — | Illinois |
| 48 | James Coyle | 3 | Son | — | Illinois |
| 49 | Robert Coyle | 1 | Son | — | Illinois |
| 50 | William Coyle | 0 | Son | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)