HM
Helen Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Madison-County, Illinois
Our Model Tree links this Helen Murphy across the 1920, 1930 and 1940 US Censuses in Madison-County, Illinois (XGBoost, ~Confirmed), with identified parents William & Lyon — first a daughter (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Illinois |
| Surname | Murphy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Alton city |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Tannery Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Alton City |
| Est. Birth Year | ~1909 |
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 Murphy | Daughter | — | 31 | ~1909 |
| Joseph Murphy | Son | — | 32 | ~1908 |
| Laura Murphy | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Madison, Illinois
Daughter, age 11
Madison, Illinois · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Madison, Illinois
Daughter, age 20
Madison, Illinois · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Helen H. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Madison-County, Illinois
Daughter, age 31
Madison-County, Illinois · implied b. ~1909 — 3 household members
| Surname | Murphy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Alton city |
| 1935 Residence (County) | Madison |
| Occupation | Stenographer |
| Industry | Tannery Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| 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 Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Murphy (~0.92 confidence) and father Lyon Murphy (~0.92 confidence) and mother Edith Murphy (~0.92 confidence) and mother Laura Murphy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Murphy
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Lyon Murphy
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Edith Murphy
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Laura Murphy
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Murphy
Daughter · 1940 · age 31 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Joseph Murphy
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Madison-County, Illinois
Open full size
1940 US Federal Census — Madison-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00848-00207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Laura Murphy | 47 | Wife | — | Illinois |
| 42 | Joseph Murphy | 32 | Son | Auto Mechanic | Illinois |
| 43 | Helen Murphy THIS PERSON | 31 | Daughter | Stenographer | Illinois |
| 44 | Loraine Welton | 34 | Head | Clerk | Illinois |
| 45 | Iva Welton | 29 | Wife | Beauty Opr | Illinois |
| 46 | Lucille Quental | 41 | Head | Mgr Novelty Shop | Illinois |
| 47 | Euphrasia Quental | 42 | Wife | — | Illinois |
| 48 | Yvonne Quental | 18 | Daughter | — | Illinois |
| 49 | Thad Goodwin | 44 | Head | Switch Board Operator | Illinois |
| 50 | Hazel Goodwin | 42 | Wife | — | Illinois |
| 51 | Betty Goodwin | 17 | Daughter | — | Illinois |
| 52 | Wesley Hill | 40 | Head | Laborer | Illinois |
| 53 | Viola A Hill | 40 | Wife | Cashier | Illinois |
| 54 | Helen Weber | 38 | Sister in law | — | Illinois |
| 55 | Bobby Weber | 9 | Nephew | — | Illinois |
| 56 | Edwin J Schaberg | 39 | Head | Salesman | Missouri |
| 57 | Helen M Schaberg | 33 | Wife | — | Illinois |
| 58 | Edwin J Schaberg | 7 | Son | — | Illinois |
| 59 | Ronald Schaberg | 1 | Son | — | Illinois |
| 60 | John Gibbons | 57 | Head | Proprietor | Illinois |
| 61 | Bessie A Gibbons | 49 | Wife | — | Illinois |
| 62 | Paulina L Gibbons | 18 | Daughter | — | Illinois |
| 63 | June Weber | 15 | Daughter | — | Illinois |
| 64 | George Price | 59 | Head | Garage Owner | Missouri |
| 65 | Luene D Price | 52 | Wife | — | Missouri |
| 66 | George Price | 19 | Son | Musician | Missouri |
| 67 | Arthur J Mccoy | 43 | Head | Truck Driver | Illinois |
| 68 | May Mccoy | 42 | Wife | — | Illinois |
| 69 | Joseph Theison | 48 | Head | Machinist | Missouri |
| 70 | Myrtle Theison | 40 | Wife | — | Illinois |
| 71 | Gene Theison | 12 | Son | — | Illinois |
| 72 | Charles E Spatz | 39 | Head | Clerk | Illinois |
| 73 | Marie Spatz | 35 | Wife | — | Illinois |
| 74 | Sherly A Spatz | 8 | Daughter | — | Illinois |
| 75 | Leroy Johnkoden | 36 | Head | Manager | Illinois |
| 76 | Emma Johnkoden | 38 | Wife | — | Illinois |
| 77 | Carl Marsh | 30 | Head | Insurance | Illinois |
| 78 | Julia Marsh | 52 | Wife | — | Illinois |
| 79 | Janice Marsh | 5 | Daughter | — | Illinois |
Pedigree Summary
Helen + 1 sibling
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)