WM
William Mullins — 1920 US Census Record
Model Tree available1920 United States Federal Census · Cook, Illinois
Our Model Tree links this William Mullins across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents William & Ida — first a son (b.~1902), then head of a 3-person household.
Age 18
b. ~1902
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Mullins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1902 |
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 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Mullins | Head | — | 45 | ~1875 |
| William Mullins | Son | — | 18 | ~1902 |
| Ida Mullins | Spouse | — | 42 | ~1878 |
Census Appearances
1920
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1902 — 3 household members
| Surname | Mullins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| 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
Cook, Illinois
Son, age 28
Cook, Illinois · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullin |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| 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
Cook-County, Illinois
Other, age 39
Cook-County, Illinois · implied b. ~1901 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullane |
| Given Name | William |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Conductor |
| Industry | Street railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 430 |
| 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 William Mullins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Mullins (~0.92 confidence) and mother Ida Mullins (~0.92 confidence) and mother Julia Mullin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Mullins
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Ida Mullins
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Julia Mullin
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mullins
Son · 1920 · age 18 · b. ~1902 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Cook, Illinois
Open full size
1920 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu341unit:0071)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Loretto Chauvee | 4 | Daughter | — | Illinois |
| 2 | Betty Chauvee | 2 | Daughter | — | Illinois |
| 3 | Charles Chauvee | 0 | Son | — | Illinois |
| 4 | Marie Carney | 48 | Mother-in-law | — | Germany |
| 5 | Otto Rotser | 33 | Head | Salesman | Illinois |
| 6 | Gertie Rotser | 31 | Wife | — | Illinois |
| 7 | Howard Rotser | 8 | Son | — | Illinois |
| 8 | Ethel Rotser | 6 | Daughter | — | Illinois |
| 9 | Robert Rotser | 4 | Son | — | Illinois |
| 10 | Eileen Rotser | 2 | Daughter | — | Illinois |
| 11 | George Burt | 44 | Head | — | Illinois |
| 12 | Nellie Burt | 42 | Wife | — | Illinois |
| 13 | George Burt | 15 | Son | — | Illinois |
| 14 | William Mullins | 45 | Head | — | Illinois |
| 15 | Ida Mullins | 42 | Wife | — | Illinois |
| 16 | William Mullins THIS PERSON | 18 | Son | — | Illinois |
| 17 | John H Scott | 45 | Head | Machinist | Illinois |
| 18 | Frances Scott | 40 | Wife | — | Illinois |
| 19 | George Strane | 34 | Head | Tailor | Illinois |
| 20 | Lillian Strane | 29 | Wife | — | Illinois |
| 21 | Lloyd Strane | 8 | Son | — | Illinois |
| 22 | Louis Meyers | 50 | Head | — | Germany |
| 23 | Florentine Meyers | 48 | Wife | — | Germany |
| 24 | Emily Meyers | 19 | Daughter | Saleslady | Illinois |
| 25 | Joseph H Meyers | 23 | Son | Carpenter | Illinois |
| 26 | Louis H Meyers | 21 | Son | Auto Repair | Illinois |
| 27 | Edward Tylund | 44 | Head | General | Illinois |
| 28 | Anna Tylund | 43 | Wife | — | Illinois |
| 29 | Adeline Tylund | 15 | Daughter | — | Illinois |
| 30 | Edward Tylund | 14 | Son | — | Illinois |
| 31 | John P Speakman | 45 | Head | Compiler | Illinois |
| 32 | Pearl Speakman | 42 | Wife | — | Illinois |
| 33 | Theodore Hovener | 27 | Head | Clerk | Illinois |
| 34 | Severina Hovener | 27 | Wife | — | Illinois |
| 35 | Elizabeth Hovener | 2 | Daughter | — | Illinois |
| 36 | Edgar Wait | 29 | Head | Clerk | Illinois |
| 37 | Mabel Wait | 27 | Wife | — | Illinois |
| 38 | Ethel Wait | 1 | Daughter | — | Illinois |
| 39 | Charles E Eichhoff | 35 | Head | Bookkeeper | Kentucky |
| 40 | Josephine Eichhoff | 33 | Wife | — | Illinois |
| 41 | Harold Eichhoff | 11 | Son | — | Illinois |
| 42 | Muriel Eichhoff | 9 | Daughter | — | Illinois |
| 43 | Thomas Eichhoff | 7 | Son | — | Illinois |
| 44 | George Eichhoff | 4 | Son | — | Illinois |
| 45 | Arthur Eichhoff | 1 | Son | — | Illinois |
| 46 | Stephen Fleming | 40 | Head | Cashier | Illinois |
| 47 | Catherine Fleming | 40 | Wife | — | Illinois |
| 48 | Stephen Fleming | 12 | Son | — | Illinois |
| 49 | William Fogarty | 39 | Head | Collector | Illinois |
| 50 | Mary Fogarty | 45 | Wife | — | Illinois |
Pedigree Summary
William
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 1920 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)