JL
John Lunn — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Lunn across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 3-person household.
Age 31
b. ~1899
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Lunn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Salesman |
| Industry | Auto Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1899 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Iris Lunn | Spouse | — | 25 | ~1905 |
| John Lunn | Head | — | 31 | ~1899 |
| Marie Lunn | Daughter | — | 2 | ~1928 |
Census Appearances
1930
Cook, Illinois
Head, age 31
Cook, Illinois · implied b. ~1899 — 3 household members
| Surname | Lunn |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Salesman |
| Industry | Auto Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 42
Cook-County, Illinois · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Luna |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | mechanic |
| Industry | adding mach. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | No 8 |
| 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 Lunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Lunn
Head · 1930 · age 31 · b. ~1899 · 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:illinoiscensus00reel442:0565)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Lunn THIS PERSON | 31 | Head | Salesman | Illinois |
| 2 | Iris Lunn | 25 | Wife | — | Northern Ireland |
| 3 | Marie Lunn | 2 | Daughter | — | Illinois |
| 4 | Edward Storm | 27 | Head | Estimator | Illinois |
| 5 | Irene Storm | 27 | Wife | — | Illinois |
| 6 | Edward Storm | 2 | Son | — | Illinois |
| 7 | Mary Storm | 0 | Daughter | — | Illinois |
| 8 | David Carlson | 32 | Head | Cashier | Illinois |
| 9 | Edna Carlson | 33 | Wife | — | Illinois |
| 10 | Arthur Kinner | 30 | Head | Electrician | Illinois |
| 11 | Anna Kinner | 31 | Wife | — | Illinois |
| 12 | Rose Duckett | 53 | Head | — | Irish Free State |
| 13 | Mary Duckett | 26 | Daughter | Teacher | Illinois |
| 14 | Rose Duckett | 24 | Daughter | Teacher | Illinois |
| 15 | Everett Mcmanus | 30 | Head | Salesman | Iowa |
| 16 | Margaret Mcmanus | 31 | Wife | — | Iowa |
| 17 | Catherine Mcmanus | 2 | Daughter | — | Iowa |
| 18 | George Slunsky | 21 | Head | Clerk | Illinois |
| 19 | Gwendolyn Slunsky | 30 | Wife | — | Illinois |
| 20 | Frank Bonner | 27 | Head | Conductor | Illinois |
| 21 | Helen Bonner | 24 | Wife | — | Illinois |
| 22 | Dorothy Bonner | 2 | Daughter | — | Illinois |
| 23 | Charles Bonner | 24 | Brother | Collector | Illinois |
| 24 | Mary Bonner | 20 | Sister | — | Illinois |
| 25 | James Mccummiskey | 44 | Head | Clerk | Illinois |
| 26 | Elizabeth Mccummiskey | 40 | Wife | — | Canada |
| 27 | Anna Mccummiskey | 25 | Daughter | Clerk | Illinois |
| 28 | John Mccummiskey | 16 | Son | — | Illinois |
| 29 | James Jr. Mccummiskey | 14 | Son | — | Illinois |
| 30 | John Mcinerney | 37 | Boarder | Blaster | New Jersey |
| 31 | Arthur Taylor | 30 | Head | Minister | Wyoming |
| 32 | Evelyn Taylor | 21 | Wife | — | Iowa |
| 33 | Frank Taylor | 1 | Son | — | Illinois |
| 34 | Maurice Castle | 32 | Head | Salesman | Illinois |
| 35 | Lida Castle | 21 | Wife | — | Illinois |
| 36 | Ruth Ann Castle | 1 | Daughter | — | Illinois |
| 37 | Theodore Le Bert | 63 | Head | Mechanic | Illinois |
| 38 | Mary Le Bert | 53 | Wife | — | Illinois |
| 39 | Robert Le Bert | 23 | Son | — | Illinois |
| 40 | Mary Le Bert | 21 | Daughter | — | Illinois |
| 41 | Walter Sheffers | 46 | Head | Salesman | Illinois |
| 42 | Marie Sheffers | 36 | Wife | Model | Illinois |
| 43 | Melody Sheffers | 16 | Daughter | — | Illinois |
| 44 | Edward Coughlin | 30 | Head | Policeman | Illinois |
| 45 | Irene Coughlin | 28 | Wife | — | Illinois |
| 46 | Thomas Coughlin | 2 | Son | — | Illinois |
| 47 | Sarah Tessora | 52 | Mother-in-law | — | New York |
| 48 | William Barclay | 67 | Head | Clerk | Missouri |
| 49 | William Barclay | 34 | Son | Printer | Illinois |
| 50 | Marie Barclay | 24 | Daughter | Clerk | 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)