EP
Edward Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Edward Peterson across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Andrew & August — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Peterson |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Boulevard Supt |
| Industry | Park District |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 440 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Boulevard Supt |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1904 |
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 Edward | Age | Birth yr |
|---|---|---|---|---|
| Edward Peterson | Head | — | 36 | ~1904 |
| Edward Peterson | Son | — | 5 | ~1935 |
| Robert Peterson | Son | — | 2 | ~1938 |
| Helen Peterson | Spouse | — | 32 | ~1908 |
Census Appearances
1910
Cook, Illinois
Son, age 6
Cook, Illinois · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Errand boy |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 25
Cook, Illinois · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 36
Cook-County, Illinois · implied b. ~1904 — 4 household members
| Surname | Peterson |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Boulevard Supt |
| Industry | Park District |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 440 |
| Highest Grade | H 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 Edward Peterson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Peterson (~0.92 confidence) and father August Peterson (~0.92 confidence) and father Charles Peterson (~0.92 confidence) and mother Carolina Peterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Peterson
b. ~1864
Source father
● Household
· direct · ~0.92
Father
August Peterson
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Charles Peterson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Carolina Peterson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Peterson
Head · 1940 · age 36 · b. ~1904 · Illinois
★ You are viewing this record
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-t0627-00978-00181)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bortolo Benefede | 62 | Head | — | Italy |
| 42 | Madelyn Benefede | 54 | Wife | — | Italy |
| 43 | Edward Peterson THIS PERSON | 36 | Head | Boulevard Supt | Illinois |
| 44 | Helen Peterson | 32 | Wife | — | Illinois |
| 45 | Edward Jr. Peterson | 5 | Son | — | Illinois |
| 46 | Robert Peterson | 2 | Son | — | Illinois |
| 47 | Joseph Talluto | 57 | Head | Pourer | Sicily |
| 48 | Rose Talluto | 52 | Wife | — | Sicily |
| 49 | Joseph Jr. Talluto | 24 | Son | Money Carrier | Sicily |
| 50 | Josephine Misuraca | 27 | Step-daughter | — | Sicily |
| 51 | Victor Cimarusti | 33 | Head | Sprayer | Italy |
| 52 | Ann Cimarusti | 30 | Wife | — | Illinois |
| 53 | Nicholas Cimarusti | 9 | Son | — | Illinois |
| 54 | Robert Cimarusti | 4 | Son | — | Illinois |
| 55 | Joseph Torrigrossa | 40 | Head | Tailor | Illinois |
| 56 | Leonora Torrigrossa | 32 | Wife | — | Illinois |
| 57 | Joseph Torrigrossa | 15 | Son | — | Illinois |
| 58 | Peter Torrigrossa | 14 | Son | — | Illinois |
| 59 | Josephine Torrigrossa | 5 | Daughter | — | Illinois |
| 60 | Walter Welch | 25 | Head | De-Greasing Man | Minnesota |
| 61 | Madalynne Welch | 21 | Wife | — | Illinois |
| 62 | Lois Ann Welch | 2 | Daughter | — | Illinois |
| 63 | Barbara Jean Welch | 0 | Daughter | — | Illinois |
| 64 | Frank Stahl | 53 | Father-in-law | Painter | Illinois |
| 65 | Ann Stahl | 42 | Mother-in-law | — | Illinois |
| 66 | Loretta Stahl | 13 | Sister-in-law | — | Illinois |
| 67 | Julius Baggiani | 21 | Head | Paint Maker | Italy |
| 68 | Ella Baggiani | 20 | Wife | — | Illinois |
| 69 | D-Ann Baggiani | 1 | Daughter | — | Illinois |
| 70 | Bruna Baggiani | 0 | Daughter | — | Illinois |
| 71 | Walter Schwingel | 62 | Head | Tile Setter | Illinois |
| 72 | Catherine Schwingel | 59 | Wife | — | Denmark |
| 73 | Angelo Corso | 60 | Head | Helper-Shipper | Italy |
| 74 | Maria Corso | 62 | Wife | — | Italy |
| 75 | John Corso | 27 | Son | Janitor | Iowa |
| 76 | Aldo Corso | 22 | Son | Sprayer | Iowa |
| 77 | John Borra | 19 | Cousin | Packer | Iowa |
| 78 | Joseph Ernyei | 51 | Head | Repairer | Hungary |
| 79 | Emma Ernyei | 51 | Wife | — | Hungary |
| 80 | Hilda Saika | 29 | Head | Assistant Chef | Illinois |
Pedigree Summary
Edward
Gen 1 · 4 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)