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Mary Welsh — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Welsh across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1861), then head of a 6-person household.
Age 59
b. ~1861
Female
Spouse
Born: Wisconsin
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1861 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Marie Welsh | Daughter | — | 29 | ~1891 |
| Mary Welsh | Spouse | — | 59 | ~1861 |
| Richard Welsh | Head | — | 64 | ~1856 |
| Richard Welsh | Son | — | 24 | ~1896 |
| Emma Young | Other | — | 49 | ~1871 |
| Florence Welsh | Daughter | — | 26 | ~1894 |
Census Appearances
1920
Cook, Illinois
Spouse, age 59
Cook, Illinois · implied b. ~1861 — 6 household members
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Cook, Illinois
Head, age 70
Cook, Illinois · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Wisconsin |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Mary Welsh across 2 US Census years (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Welsh
Spouse · 1920 · age 59 · b. ~1861 · Illinois
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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:1920:14thcensusofpopu313unit:0228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Eugene Eliel | 40 | Brother | Bookkeeper | Illinois |
| 52 | Roy A Eliel | 38 | Brother | Architect | Illinois |
| 53 | Vesta Eliel | 55 | Sister | Librarian | Illinois |
| 54 | Richard Welsh | 64 | Head | Gownman | New York |
| 55 | Mary Welsh THIS PERSON | 59 | Wife | — | Wisconsin |
| 56 | Florence Welsh | 26 | Daughter | Artist | Illinois |
| 57 | Marie Welsh | 29 | Daughter | Artist | Illinois |
| 58 | Richard G Welsh | 24 | Son | Broker | Illinois |
| 59 | Emma Young | 49 | Servant | Servant | Louisiana |
| 60 | Morris Braunstein | 52 | Head | Proprietor | Illinois |
| 61 | Bertha Braunstein | 48 | Wife | — | Iowa |
| 62 | Herbert M Braunstein | 25 | Son | Salesman | Illinois |
| 63 | Agnes Mccluney | 59 | Head | — | Ireland |
| 64 | Arthur Mccluney | 28 | Son | Printer | Missouri |
| 65 | Charles J Mccluney | 24 | Son | Chauffeur | Missouri |
| 66 | Katherine Mccluney | 22 | Daughter-in-law | — | Illinois |
| 67 | Thomas A Flood | 39 | Head | Publisher | Illinois |
| 68 | Agatha Flood | 39 | Wife | — | Illinois |
| 69 | Thomas H Flood | 14 | Son | — | Illinois |
| 70 | Robert C Flood | 11 | Son | — | Illinois |
| 71 | Catherine Flood | 8 | Daughter | — | Illinois |
| 72 | Lawrence Flood | 5 | Son | — | Illinois |
| 73 | Eleanor Flood | 5 | Daughter | — | Illinois |
| 74 | William Harwood | 51 | Head | Engineer | Illinois |
| 75 | Kathryn Harwood | 51 | Wife | — | Illinois |
| 76 | Victor Fosburg | 26 | Son-in-law | Electrician | Illinois |
| 77 | Edna Fosburg | 23 | Daughter | — | Illinois |
| 78 | Betty Harwood | 6 | Daughter | — | Illinois |
| 79 | Ellen Bowen | 80 | Mother-in-law | — | Ireland |
| 80 | Ella Bowen | 42 | Sister-in-law | Teacher | Illinois |
| 81 | Kathryn Bowen | 14 | Neice | — | Illinois |
| 82 | James Lynch | 29 | Nephew | Bookkeeper | Illinois |
| 83 | Bessie Lynch | 29 | Neice | — | Missouri |
| 84 | Gertrude Lynch | 5 | Neice | — | Illinois |
| 85 | Louis Burton | 55 | Roomer | Switchman | Iowa |
| 86 | Fred M Schwaegl | 45 | Head | Doctor M P | Ohio |
| 87 | Alice Schwaegl | 44 | Wife | Doctor M P | Ohio |
| 88 | Rose Purat | 36 | Sister-in-law | Milliner | Ohio |
| 89 | Mary H Stubbs | 48 | Sister-in-law | Artist | Ohio |
| 90 | Marion F Austin | 34 | Head | — | Ohio |
| 91 | Frank M Dee | 36 | Head | Employment Mgr | Ohio |
| 92 | Henrietta Dee | 39 | Wife | — | Vermont |
| 93 | Margaret Dee | 12 | Daughter | — | California |
| 94 | Frances Dee | 10 | Daughter | — | California |
| 95 | Juan Meana | 29 | Head | Exporter | Spain |
| 96 | Ruth Meana | 17 | Wife | — | Illinois |
| 97 | Edward Knapp | 30 | Roomer | Salesman | Illinois |
| 98 | William F Renahan | 67 | Head | — | Illinois |
| 99 | Julia E Renahan | 65 | Wife | — | Ohio |
| 100 | Ella Schaub | 50 | Sister-in-law | — | Ohio |
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)