MW
Mary Welch — 1920 US Census Record
Model Tree available1920 United States Federal Census · Marion, Indiana
Our Model Tree links this Mary Welch across the 1920, 1930 and 1940 US Censuses in Marion, Indiana (XGBoost, ~Confirmed), with identified parents Alice — first a daughter (b.~1874), then head of a 2-person household.
Age 46
b. ~1874
Female
Daughter
Born: Indiana
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Marion, Indiana |
| Surname | Welch |
| Given Name | Mary D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Tiari Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Stenographer |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1874 |
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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Welch | Daughter | — | 46 | ~1874 |
| Alice Welch | Head | — | 74 | ~1846 |
Census Appearances
1920
Marion, Indiana
Daughter, age 46
Marion, Indiana · implied b. ~1874 — 2 household members
| Surname | Welch |
| Given Name | Mary D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Occupation | Stenographer |
| Industry | Tiari Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Head, age 57
Marion, Indiana · implied b. ~1873 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | May |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Occupation | Stenographer |
| Industry | Medicinal Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 27.50 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 68
Marion-County, Indiana · implied b. ~1872
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Welch |
| Given Name | May |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Stenographer |
| Industry | Medical Supplies |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 468 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Welch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Alice Welch (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alice Welch
b. ~1846
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Welch
Daughter · 1920 · age 46 · b. ~1874 · Indiana
★ 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 — Marion, Indiana
Open full size
1920 US Federal Census — Marion, Indiana
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu453unit:0287)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clayton Kelley | 20 | Roomer | Unemployed | Michigan |
| 2 | John A. Muckash | 52 | Head | Baggage Man | Germany |
| 3 | Clara L. Muckash | 38 | Wife | — | West Virginia |
| 4 | Fred A. Muckash | 7 | Son | — | Indiana |
| 5 | Clara K. Muckash | 3 | Daughter | — | Indiana |
| 6 | Casper W. Losey | 60 | Father-in-law | Retired | Indiana |
| 7 | William H. Harrison | 39 | Roomer | Machinist | Indiana |
| 8 | Laura Harrison | 43 | Roomer | — | Indiana |
| 9 | Bernard Muellane | 33 | Roomer | Printer | Iowa |
| 10 | Ivy Muellane | 30 | Roomer | — | West Virginia |
| 11 | Vincent G. Clifford | 62 | Head | Lawyer | Michigan |
| 12 | Augusta A. Clifford | 49 | Wife | — | Illinois |
| 13 | Austin G. Clifford | 23 | Son | College | Indiana |
| 14 | Catherine H. Clifford | 21 | Daughter | College | Indiana |
| 15 | Catherine T. Austin | 76 | Mother-in-law | — | Ohio |
| 16 | Harry G. Jones | 26 | Head | Dentist | Indiana |
| 17 | Ermitha J. Jones | 26 | Wife | — | Indiana |
| 18 | Judith J. Jones | 2 | Daughter | — | Indiana |
| 19 | Remy C. Welch | 30 | Head | Tool Maker | Indiana |
| 20 | Merle M. Welch | 29 | Wife | — | Indiana |
| 21 | Russell J. Mansfield | 32 | Head | Traffic Manager | Indiana |
| 22 | Nellie Mansfield | 32 | Wife | — | Indiana |
| 23 | Marjorie Mansfield | 0 | Daughter | — | Indiana |
| 24 | Lizzie Farrell | 48 | Roomer | Housekeeper | Indiana |
| 25 | Alice D. Welch | 74 | Head | — | Indiana |
| 26 | Mary D. Welch THIS PERSON | 46 | Daughter | Stenographer | Indiana |
| 27 | Guy B. Padgett | 23 | Head | Machinist | Indiana |
| 28 | Lydia Padgett | 19 | Wife | — | Indiana |
| 29 | Nelly M. Padgett | 1 | Daughter | — | Indiana |
| 30 | Earl H. Hansen | 29 | Head | Mechanic | Wisconsin |
| 31 | Sophia M. Hansen | 31 | Wife | — | Denmark |
| 32 | Virginia A. Peterson | 13 | Daughter | — | Illinois |
| 33 | Martin L. Shore | 57 | Head | Blacksmith | Illinois |
| 34 | Ina M. Shore | 17 | Daughter | Saleslady | Indiana |
| 35 | Marguerite Sweeney | 19 | Roomer | Clerical | Indiana |
| 36 | Earl H. Pratt | 24 | Head | Clerk | Indiana |
| 37 | Eula I. Pratt | 23 | Wife | — | Indiana |
| 38 | Hiram A. Carter | 55 | Head | Real Estate | Indiana |
| 39 | Calvin E. Etchison | 44 | Head | Assistant Manager | Indiana |
| 40 | Blanche M. Etchison | 35 | Wife | — | Indiana |
| 41 | Virgil L. Etchison | 18 | Son | Bookkeeper | Indiana |
| 42 | Thelma L. Etchison | 4 | Daughter | — | Ohio |
| 43 | Earl D. Lynn | 32 | Head | Engraver | Indiana |
| 44 | Theresa E. Lynn | 27 | Wife | — | Indiana |
| 45 | Earl J. Lynn | 3 | Son | — | Indiana |
| 46 | Edgar H. Sourwine | 49 | Head | Motorman | Indiana |
| 47 | Maud Sourwine | 42 | Wife | Grocery | Indiana |
| 48 | Muriel Sourwine | 16 | Daughter | — | Ohio |
| 49 | Leona White | 22 | Daughter | — | Indiana |
| 50 | Shirley N. White | 2 | Granddaughter | — | Indiana |
Pedigree Summary
Mary
Gen 1 · 1 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)