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Mary Mcnally — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Champaign, Illinois
Our Model Tree links this Mary Mcnally across the 1920 and 1930 US Censuses in Champaign, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Champaign, Illinois |
| Surname | McNally |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Champaign 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eileen Mcnally | Daughter | — | 10 | ~1920 |
| Nell Mcnally | Spouse | — | 37 | ~1893 |
| Mary Mcnally | Daughter | — | 21 | ~1909 |
| Catherine Mcnally | Daughter | — | 16 | ~1914 |
| John Mcnally | Head | — | 44 | ~1886 |
| Pauline Mcnally | Daughter | — | 20 | ~1910 |
| Florence Mcnally | Daughter | — | 23 | ~1907 |
Census Appearances
1920
Champaign, Illinois
Daughter, age 11
Champaign, Illinois · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNally |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Daughter, age 21
Champaign, Illinois · implied b. ~1909 — 7 household members
| Surname | McNally |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Mary Mcnally across 2 US Census years (1920 and 1930) in Champaign, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcnally
Daughter · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Eileen Mcnally
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mcnally
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Mcnally
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Mcnally
Sibling · 1930 · age 23
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
1930 US Federal Census — Champaign, Illinois
Open full size
1930 US Federal Census — Champaign, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel409:0654)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert | 2 | Son | None | Illinois |
| 2 | John J. Barry | 66 | Head | None | Illinois |
| 3 | Catherine Barry | 27 | Servant | Clergyman | Illinois |
| 4 | Ellen Barry | 50 | Sister | Housework | Illinois |
| 5 | Annie N. Bufey | 70 | Head | Domestic | Illinois |
| 6 | Catherine Bufey | 40 | Daughter | None | Illinois |
| 7 | John B. Mattingly | 64 | Head | Clerk | Indiana |
| 8 | Anna Mattingly | 57 | Wife | Draft Layer For | Indiana |
| 9 | John B. Mattingly | 17 | Son | None | Illinois |
| 10 | Frank M. Clancy | 41 | Head | Plumbing | Illinois |
| 11 | Mary L. Clancy | 41 | Wife | None | Illinois |
| 12 | Louise Schwerighart | 65 | Mother in law | Nurse | Illinois |
| 13 | George Schwerighart | 22 | Brother in law | Apprentice Plumber | Illinois |
| 14 | Francis K. Clancy | 17 | Son | None | Illinois |
| 15 | Charles V. Clancy | 16 | Son | None | Illinois |
| 16 | Anna M. Mullins | 58 | Head | Boarding House | Illinois |
| 17 | Margaret Schrader | 38 | Daughter | Statistician | Missouri |
| 18 | Anna C. Schrader | 15 | Daughter | None | Indiana |
| 19 | Thomas Schrader | 14 | Grandson | None | Illinois |
| 20 | Patrick D. Finnegan | 40 | Boarder | Foreman | Irish Free State |
| 21 | Ed Hardwick | 27 | Boarder | Engineer | Kentucky |
| 22 | Bartholomew Barry | 48 | Head | None | Illinois |
| 23 | Margaret Barry | 51 | Sister | None | Illinois |
| 24 | William F. Mietach | 34 | Head | Salesman | Illinois |
| 25 | Frances J. Mietach | 34 | Wife | None | Illinois |
| 26 | William F. Jr. Mietach | 1 | Son | None | Illinois |
| 27 | Harry O. Phillips | 53 | Head | Sign Painter | Illinois |
| 28 | Bertha L. Phillips | 54 | Wife | None | Illinois |
| 29 | John J. Herme | 50 | Head | Foreman | Illinois |
| 30 | Mabel G. Herme | 40 | Wife | None | Michigan |
| 31 | Charles H. Herme | 89 | Father | None | New York |
| 32 | Clara Grace Hopkins | 17 | Daughter | None | Illinois |
| 33 | Genevieve Hopkins | 15 | Daughter | None | Illinois |
| 34 | John Mcnally | 44 | Head | Loc. Engineer | Ohio |
| 35 | Nell Mcnally | 37 | Wife | None | Illinois |
| 36 | Florence Mcnally | 23 | Daughter | Operator | Illinois |
| 37 | Mary Mcnally THIS PERSON | 21 | Daughter | None | Illinois |
| 38 | Pauline Mcnally | 20 | Daughter | Saleslady | Illinois |
| 39 | Catherine Mcnally | 16 | Daughter | None | Illinois |
| 40 | Eileen Mcnally | 10 | Daughter | None | Illinois |
| 41 | Clarence Welker | 43 | Head | Service Engineer | Minnesota |
| 42 | Catherine Welker | 42 | Wife | None | Illinois |
| 43 | Mary Welker | 15 | Daughter | None | Illinois |
| 44 | Harold Welker | 13 | Son | None | Illinois |
| 45 | Catherine Welker | 11 | Daughter | None | Illinois |
| 46 | Helen Welker | 9 | Daughter | None | Illinois |
| 47 | Irma Welker | 7 | Daughter | None | Illinois |
| 48 | Henry Berchtold | 45 | Head | Fireman | Illinois |
| 49 | Ida M. Berchtold | 37 | Wife | Beautician | Illinois |
| 50 | Everette Barnes | 34 | Head | Laborer | Kentucky |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)