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Emma Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Emma Olson across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1860), then head of a 4-person household.
Age 80
b. ~1860
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Olson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Joliet City |
| Est. Birth Year | ~1860 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Ellen Olson | Daughter | — | 47 | ~1893 |
| Nels Olson | Head | — | 83 | ~1857 |
| Emma Olson | Spouse | — | 80 | ~1860 |
| Emil Olson | Son | — | 49 | ~1891 |
Census Appearances
1920
Will, Illinois
Spouse, age 60
Will, Illinois · implied b. ~1860 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Year of Naturalization | 1892 |
| Birthplace (normalized) | sweden |
1930
Will, Illinois
Spouse, age 70
Will, Illinois · implied b. ~1860 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1886 |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Will-County, Illinois
Spouse, age 80
Will-County, Illinois · implied b. ~1860 — 4 household members
| Surname | Olson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 80 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Joliet City |
| 1935 Residence (County) | Will |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Emma Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Olson
Spouse · 1940 · age 80 · b. ~1860 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00907-00885)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Josephine Maher | 65 | Head | — | Illinois |
| 42 | John Maher | 41 | Son | Mechanic Helper | Baltimore |
| 43 | Joseph Becker | 58 | Head | Engineer | Illinois |
| 44 | Lillian Becker | 46 | Wife | — | Illinois |
| 45 | Beatrice Becker | 26 | Daughter | Teacher | Illinois |
| 46 | Anna Bennett | 67 | Mother-in-law | — | Wales |
| 47 | Lettie Paterson | 60 | Head | — | Iowa |
| 48 | Bertha Smiles | 23 | Daughter | Cashier | Illinois |
| 49 | James P. Smiles | 9 | Grandson | — | Illinois |
| 50 | Harry Winegarden | 56 | Head | Mechanic | Iowa |
| 51 | Ester Winegarden | 45 | Wife | — | Illinois |
| 52 | Charles Bickie | 25 | Head | Office Clerk | Illinois |
| 53 | Edith Bickie | 24 | Wife | Bookkeeper | Illinois |
| 54 | John Dorsey | 66 | Head | Labor | Pennsylvania |
| 55 | Bertha Dorsey | 62 | Wife | — | Illinois |
| 56 | Louisa Moreau | 81 | Mother-in-law | — | Belgium |
| 57 | Nels Olson | 83 | Head | — | Sweden |
| 58 | Emma Olson THIS PERSON | 80 | Wife | — | Sweden |
| 59 | Emil Olson | 49 | Son | Laborer | Illinois |
| 60 | Ellen Olson | 47 | Daughter | — | Illinois |
| 61 | Lillian Sweet | 43 | Head | Switchboard Operator | Illinois |
| 62 | Raymond Sweet | 19 | Son | — | Illinois |
| 63 | Laverl Sweet | 14 | Daughter | — | Illinois |
| 64 | Victor Anderson | 78 | Head | — | Sweden |
| 65 | Hortensia Anderson | 70 | Wife | — | Sweden |
| 66 | Victoria Anderson | 50 | Daughter | Stenographer | Illinois |
| 67 | Elmer Anderson | 46 | Son | Bookkeeper | Illinois |
| 68 | Walter Anderson | 44 | Son | Time Keeper | Illinois |
| 69 | Richard Sells | 56 | Head | Roller | Illinois |
| 70 | Joseph Sells | 40 | Son | Insurance Agent | Illinois |
| 71 | Ruth Sells | 38 | Daughter | — | Illinois |
| 72 | Ellen O'Brein | 81 | Sister-in-law | — | New York |
| 73 | Ralph Zahm | 42 | Head | Railroad Fireman | Illinois |
| 74 | Anna Zahm | 35 | Wife | — | Illinois |
| 75 | Josephine Zahm | 12 | Son | — | Illinois |
| 76 | Walter Ringfelt | 49 | Head | Merchant | Illinois |
| 77 | Ruth Ringfelt | 48 | Wife | — | Illinois |
| 78 | Elaine Ringfelt | 11 | Daughter | — | Illinois |
| 79 | Thomas Kucharski | 41 | Head | Car Repair | Illinois |
| 80 | Elizabeth Kucharski | 35 | Wife | — | Illinois |
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)