HH
Helen Hughes — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Helen Hughes across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed), with identified parents William & Clara — first a spouse (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Hughes |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East Moline City |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | East Moline City |
| Est. Birth Year | ~1916 |
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 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Hughes | Spouse | — | 24 | ~1916 |
| Casper Hughes | Head | — | 33 | ~1907 |
| Karen Hughes | Daughter | — | 3 | ~1937 |
Census Appearances
1920
Rock Island, …
Daughter, age 4
Rock Island, Illinois · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hughes |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Daughter, age 14
Rock Island, Illinois · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hughes |
| Given Name | Helen C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Spouse, age 24
Rock-Island-County, Illinois · implied b. ~1916 — 3 household members
| Surname | Hughes |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East Moline City |
| 1935 Residence (County) | Rock Island |
| Industry | 0 |
| 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 Helen Hughes across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Hughes (~0.92 confidence) and mother Clara Hughes (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Hughes
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Clara Hughes
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Hughes
Spouse · 1940 · age 24 · b. ~1916 · 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00874-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Cleone Schadt | 25 | Wife | — | Illinois |
| 42 | Gerald G. Schadt | 6 | Son | — | Illinois |
| 43 | Casper C. Hughes | 33 | Head | Machine Assembler | Illinois |
| 44 | Helen Hughes THIS PERSON | 24 | Wife | — | Illinois |
| 45 | Karen Hughes | 3 | Daughter | — | Illinois |
| 46 | Samuel M. Brown | 57 | Head | Medical Doctor | Russia |
| 47 | Gertrude A. Schmoker | 52 | Head | — | Illinois |
| 48 | Donald Snyder | 20 | Son | Laborer | Illinois |
| 49 | Harry Schmoker | 15 | Son | Laborer | Illinois |
| 50 | William Schmoker | 14 | Son | Can Washer | Illinois |
| 51 | John Schmoker | 12 | Son | — | Illinois |
| 52 | Howard Garrison | 24 | Head | Deliveryman | Illinois |
| 53 | Bernice Garrison | 19 | Wife | — | Illinois |
| 54 | Jacqueline Garrison | 1 | Daughter | — | Illinois |
| 55 | John Garrison | 1 | Son | — | Illinois |
| 56 | Harry J. Mallas | 43 | Head | Section Laborer | Greece |
| 57 | Iva Mallas | 35 | Wife | — | Iowa |
| 58 | Kathryn Mallas | 12 | Daughter | — | Illinois |
| 59 | Collette Mallas | 10 | Daughter | — | Illinois |
| 60 | Helen Mallas | 7 | Daughter | — | Illinois |
| 61 | Ruth Ann Mallas | 3 | Daughter | — | Illinois |
| 62 | Thomas A. Jeffries | 29 | Head | Decorator | Illinois |
| 63 | Adeline B. Jeffries | 28 | Wife | — | Illinois |
| 64 | William A. Jeffries | 9 | Son | — | Illinois |
| 65 | Marjorie A. Jeffries | 5 | Daughter | — | Illinois |
| 66 | Lyman A. Jeffries | 1 | Son | — | Illinois |
| 67 | Henry Rottier | 26 | Head | Laborer | Belgium |
| 68 | Henrietta Rottier | 21 | Wife | — | Iowa |
| 69 | Annette Rottier | 2 | Daughter | — | Illinois |
| 70 | Douglas M. Freed | 28 | Head | Assembler | Illinois |
| 71 | Lillian Freed | 25 | Wife | Beautician | Illinois |
| 72 | Ada Hollins | 44 | Head | — | Illinois |
| 73 | Allen F. Hollins | 23 | Son | Tool Checker | Illinois |
| 74 | Mildred M. Hollins | 22 | Daughter | Housework | Illinois |
| 75 | George M. Dejaeger | 22 | Head | Shipping Clerk | Illinois |
| 76 | Dolores Dejaeger | 19 | Wife | — | Illinois |
| 77 | Ralph C. Hardman | 45 | Head | Carpenter | Iowa |
| 78 | Ruth Hardman | 45 | Wife | — | Iowa |
| 79 | Edgar W. Duffield | 64 | Head | Tool Repairman | Illinois |
| 80 | Carl S. Draller | 90 | Head | — | Germany |
Pedigree Summary
Helen
Gen 1 · 2 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)