RT
Roy Thompson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Roy Thompson across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Annie & Anna — first a son (b.~1911), then head of a 3-person household.
Age 19
b. ~1911
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Estimator |
| Industry | Steel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Estimator |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1911 |
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 Roy | Age | Birth yr |
|---|---|---|---|---|
| Anna Thompson | Spouse | — | 48 | ~1882 |
| Roy Thompson | Son | — | 19 | ~1911 |
| Gustav Thompson | Head | — | 46 | ~1884 |
Census Appearances
1920
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| 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 19
Cook, Illinois · implied b. ~1911 — 3 household members
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Estimator |
| Industry | Steel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Head, age 31
Cook-County, Illinois · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ray |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Berwyn City |
| 1935 Residence (County) | Cook |
| Occupation | Printer |
| Industry | Commercial printing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| 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 Roy Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Annie Thompson (~0.92 confidence) and mother Anna Thompson (~0.92 confidence) and father Gustav Thompson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Thompson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Anna Thompson
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Gustav Thompson
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
Roy Thompson
Son · 1930 · age 19 · b. ~1911 · Illinois
★ You are viewing this record
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:illinoiscensus00reel476:0167)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Son Howard | 17 | Son | — | Illinois |
| 2 | Hattie Howard | 15 | Daughter | — | Wisconsin |
| 3 | Harry Manakas | 39 | Head | Butcher | Italy |
| 4 | Dora Manakas | 28 | Wife | — | Illinois |
| 5 | Joseph Manakas | 9 | Son | — | Illinois |
| 6 | Donald Manakas | 8 | Son | — | Illinois |
| 7 | John Manakas | 7 | Son | — | Illinois |
| 8 | Julius England | 46 | Head | Builder | Norway |
| 9 | Bernice England | 46 | Wife | — | Norway |
| 10 | Anna England | 22 | Daughter | Stenographer | Illinois |
| 11 | Harold England | 18 | Son | Office Boy | Illinois |
| 12 | Stanley Zalewski | 50 | Head | Water Tender | Poland |
| 13 | Mary Zalewski | 48 | Wife | — | Poland |
| 14 | Pauline Zalewski | 22 | Daughter | Forelady | Illinois |
| 15 | Alice Zalewski | 19 | Daughter | Inspector | Illinois |
| 16 | Helen Zalewski | 18 | Daughter | Labeler | Illinois |
| 17 | Eugene Zalewski | 17 | Son | — | Illinois |
| 18 | Edward Zalewski | 25 | Head | Steam Fitter | Illinois |
| 19 | Helen Zalewski | 24 | Wife | Flower Maker | Illinois |
| 20 | Irene Zychmiewicz | 15 | Sister-in-law | — | Illinois |
| 21 | Gustav Thompson | 46 | Head | Sheet Metal | Sweden |
| 22 | Anna Thompson | 48 | Wife | — | Sweden |
| 23 | Roy Thompson THIS PERSON | 19 | Son | Estimator | Illinois |
| 24 | Alfred Edstrom | 44 | Head | Machinist | Sweden |
| 25 | Anna Edstrom | 46 | Wife | — | Sweden |
| 26 | Doris Edstrom | 22 | Daughter | Stenographer | Sweden |
| 27 | Roy Edstrom | 17 | Son | Machinist | Illinois |
| 28 | Frederick Nitz | 50 | Head | Plater | Ohio |
| 29 | Selma Nitz | 50 | Wife | — | Belgium |
| 30 | Frank Nitz | 24 | Son | Column Maker | Illinois |
| 31 | Burt Nitz | 23 | Son | — | Illinois |
| 32 | Harry Klockner | 36 | Head | Foreman | Illinois |
| 33 | June Klockner | 32 | Wife | — | Illinois |
| 34 | Walter Klockner | 10 | Son | — | Illinois |
| 35 | Gerald Klockner | 3 | Son | — | Illinois |
| 36 | Marion Piezynski | 53 | Head | — | Poland |
| 37 | Leocadia Piezynski | 50 | Wife | — | Poland |
| 38 | Edward Piezynski | 24 | Son | Assembler | Illinois |
| 39 | Daniel Piezynski | 16 | Daughter | — | Illinois |
| 40 | Peter Jacobson | 44 | Head | Refill Clerk | Norway |
| 41 | Emma Jacobson | 44 | Wife | — | Illinois |
| 42 | Irene Jacobson | 17 | Daughter | — | Illinois |
| 43 | Allan Jacobson | 11 | Son | — | Illinois |
| 44 | John Check | 55 | Head | Truck Repair | Austria |
| 45 | Rose Check | 50 | Wife | — | Austria |
| 46 | Frank Check | 17 | Son | — | Illinois |
| 47 | Mary Check | 20 | Daughter | Stenographer | Illinois |
| 48 | John Check | 12 | Son | — | Illinois |
| 49 | Harriet Check | 6 | Daughter | — | Illinois |
| 50 | Caroline Dobrovich | 17 | Wife | Assembler | Illinois |
Related Census Records
Pedigree Summary
Roy
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)