MD
Mary Downey — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Marshall, Illinois
Our Model Tree links this Mary Downey across the 1920 and 1930 US Censuses in Marshall, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 7-person household.
Age 23
b. ~1907
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Marshall, Illinois |
| Surname | Downey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Henry City |
| Est. Birth Year | ~1907 |
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 |
|---|---|---|---|---|
| Leslie Downey | Son | — | 26 | ~1904 |
| Minna Downey | Other | — | 58 | ~1872 |
| Linn Downey | Head | — | 67 | ~1863 |
| Nayland Downey | Son | — | 16 | ~1914 |
| Richard Downey | Son | — | 20 | ~1910 |
| Mary Downey | Daughter | — | 23 | ~1907 |
| Ralph Downey | Son | — | 18 | ~1912 |
Census Appearances
1920
Marshall, Illinois
Daughter, age 12
Marshall, Illinois · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Downey |
| Given Name | Mary A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Marshall, Illinois
Daughter, age 23
Marshall, Illinois · implied b. ~1907 — 7 household members
| Surname | Downey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | W |
| 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 Downey across 2 US Census years (1920 and 1930) in Marshall, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Downey
Daughter · 1930 · age 23 · b. ~1907 · Illinois
★ You are viewing this record
Sibling
Leslie Downey
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Downey
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nayland Downey
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Downey
Sibling · 1930 · age 18
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 — Marshall, Illinois
Open full size
1930 US Federal Census — Marshall, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel534:0389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dysart Dorothy Dysart | 11 | Daughter | — | Illinois |
| 2 | Dysart Sharon Dysart | 9 | Daughter | — | Illinois |
| 3 | Dysart Elizabeth Dysart | 7 | Daughter | — | Illinois |
| 4 | Dysart Bethany Jane Dysart | 2 | Daughter | — | Illinois |
| 5 | Ada Dobbs | 22 | Servant | Maid | California |
| 6 | Owen L. Stoner | 28 | Lodger | Salesman | Illinois |
| 7 | Levi J. Hagler | 29 | Lodger | Asst. Farm Advisor | Illinois |
| 8 | Leah H. Cromwell | 34 | Head | — | Illinois |
| 9 | Frederick Cromwell | 24 | Step-son | — | Illinois |
| 10 | R. Fort Cowan | 16 | Step-son | — | Colorado |
| 11 | George Cowan | 9 | Son | — | Illinois |
| 12 | Julia Strauss | 57 | Servant | Housekeeper | Illinois |
| 13 | Elsie Reginald | 28 | Servant | Servant | Illinois |
| 14 | Elizabeth Young | 77 | Head | — | England |
| 15 | May Young | 53 | Daughter | Teacher | Illinois |
| 16 | Birdell P. Shaves | 24 | Lodger | Produce Mgr. | Michigan |
| 17 | Richard Givell | 62 | Head | Carpenter | Illinois |
| 18 | Ollie Givell | 56 | Wife-H. | — | Illinois |
| 19 | Gladys Givell | 30 | Daughter | Teller | Illinois |
| 20 | Richard Jr. Givell | 9 | Son | — | Illinois |
| 21 | Charles Knight | 49 | Head | Proprietor | Illinois |
| 22 | Josephine Knight | 46 | Wife-H. | — | Kansas |
| 23 | E. Virginia Simpson | 8 | Niece | — | Delaware |
| 24 | Albert True | 78 | Head | Retired | Indiana |
| 25 | Mary True | 76 | Wife-H. | — | Illinois |
| 26 | Jane Smith | 76 | Sister-in-law | — | Illinois |
| 27 | Walter Bayne | 55 | Head | Dentist | Illinois |
| 28 | Jennie E. Bayne | 52 | Wife-H. | — | Illinois |
| 29 | Matilda Glass | 76 | Mother-in-law | — | Illinois |
| 30 | Frank Givell | 56 | Head | Carpenter | Illinois |
| 31 | Maud Givell | 30 | Niece-H. | Housekeeper | Illinois |
| 32 | Linn Downey | 67 | Head | Retired | Illinois |
| 33 | Minna Downey | 58 | Wife-H. | — | Illinois |
| 34 | Leslie Downey | 26 | Son | Salesman | Illinois |
| 35 | Mary Downey THIS PERSON | 23 | Daughter | Teacher | Illinois |
| 36 | Richard Downey | 20 | Son | Laborer | Illinois |
| 37 | Ralph Downey | 18 | Son | — | Illinois |
| 38 | Nayland Downey | 16 | Son | — | Illinois |
| 39 | Seneca Hunter | 68 | Head | Retired | Illinois |
| 40 | Mary C. Randall | 60 | Head-H.R. | — | Indiana |
| 41 | Naomi Williams | 71 | Head-H.R. | — | Illinois |
| 42 | Charles Motter | 65 | Head | Dealer | Illinois |
| 43 | William Mentzer | 61 | Head | Retired | Missouri |
| 44 | Howard Stoner | 47 | Head | Farmer | Illinois |
| 45 | Harry Stoner | 40 | Brother | Farmer | Illinois |
| 46 | Enoch Grange | 59 | Head | Laborer | Illinois |
| 47 | Anna Grange | 57 | Wife-H. | — | Holland |
| 48 | Eunice M. Grange | 23 | Daughter | — | Illinois |
| 49 | Fred Ely | 77 | Head | — | Germany |
| 50 | Clara Dake | 69 | Head | — | Indiana |
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)