MD
Mary Donovan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Clair, Illinois
Our Model Tree links this Mary Donovan across the 1910, 1920 and 1930 US Censuses in St Clair, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1873), then head of a 4-person household.
Age 57
b. ~1873
Female
Spouse
Born: Missouri
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Illinois |
| Surname | Donovan |
| Given Name | Mary N |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 25 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | East St Louis City |
| Est. Birth Year | ~1873 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Donovan | Head | — | 61 | ~1869 |
| Edward Donovan | Son | — | 21 | ~1909 |
| James Donovan | Son | — | 23 | ~1907 |
| Mary Donovan | Spouse | — | 57 | ~1873 |
Census Appearances
1910
St Clair, …
Spouse, age 40
St Clair, Illinois · implied b. ~1870 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Missouri |
| Years Married | 17 |
| Children Born | 8 |
| Children Living | 7 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1920
St Clair, …
Spouse, age 50
St Clair, Illinois · implied b. ~1870 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Germany |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Clair, …
Spouse, age 57
St Clair, Illinois · implied b. ~1873 — 4 household members
| Surname | Donovan |
| Given Name | Mary N |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 25 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Donovan across 3 US Census years (1910, 1920 and 1930) in St Clair, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Donovan
Spouse · 1930 · age 57 · b. ~1873 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — St Clair, Illinois
Open full size
1930 US Federal Census — St Clair, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel557:0359)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John W Chapman | 32 | Head | — | Illinois |
| 52 | Edith Chapman | 32 | Wife | — | Illinois |
| 53 | Doris Chapman | 12 | Daughter | — | Illinois |
| 54 | Roche | 23 | Head | Shipping Clerk | Illinois |
| 55 | Beulah M Roche | 23 | Wife | — | Illinois |
| 56 | Donald S Roche | 0 | Son | — | Illinois |
| 57 | Edward C Washburn | 35 | Head | Agent | Illinois |
| 58 | Margaret P Washburn | 30 | Wife | Dressmaker | New York |
| 59 | Robert W Washburn | 13 | Son | — | Illinois |
| 60 | Donald M Washburn | 9 | Son | — | Illinois |
| 61 | Lois L Washburn | 8 | Daughter | — | Illinois |
| 62 | Minnie M Mcmullen | 56 | Mother | — | New York |
| 63 | Harold E Cooper | 23 | Head | Payroll Clerk | Illinois |
| 64 | Elizabeth M Cooper | 19 | Wife | — | Illinois |
| 65 | Shirley M Cooper | 1 | Daughter | — | Illinois |
| 66 | Beverly L Cooper | 0 | Daughter | — | Illinois |
| 67 | Charles A Scherer | 51 | Head | Assessor | Minnesota |
| 68 | Clarice M Scherer | 48 | Wife | — | Illinois |
| 69 | Don C Scherer | 23 | Son | Bill Clerk | Illinois |
| 70 | Art Jr Hallows | 26 | Son-in-law | Time Keeper | Illinois |
| 71 | Anna M Hallows | 20 | Daughter | — | Minnesota |
| 72 | Wade S Jackson | 31 | Head | Clerk | Georgia |
| 73 | Annette H Jackson | 29 | Wife | — | Georgia |
| 74 | Lester P Johns | 31 | Head | Line-Keeper | Illinois |
| 75 | Catherine P Johns | 29 | Wife | — | Illinois |
| 76 | Lester Jr Johns | 8 | Son | — | Illinois |
| 77 | Joyce G Johns | 3 | Daughter | — | Illinois |
| 78 | Clyde C Graham | 37 | Head | Clerk | Mississippi |
| 79 | Lila M Graham | 35 | Wife | — | Mississippi |
| 80 | Virginia Graham | 16 | Daughter | — | Mississippi |
| 81 | Allie Lou Graham | 2 | Daughter | — | Mississippi |
| 82 | August V Franklin | 37 | Head | Laborer | Illinois |
| 83 | Annie H Franklin | 38 | Wife | Electrician | Missouri |
| 84 | Irene C Franklin | 9 | Daughter | — | Illinois |
| 85 | Vernon E Franklin | 5 | Son | — | Illinois |
| 86 | John H Steppacher | 28 | Head | Bookkeeper | Illinois |
| 87 | Molly G Steppacher | 24 | Wife | — | Indiana |
| 88 | John F Sullivan | 28 | Head | Trainmaster | Illinois |
| 89 | Mary A Sullivan | 25 | Wife | — | Indiana |
| 90 | Julia D Hayes | 51 | Mother-in-law | Saleslady | Indiana |
| 91 | George F Ritter | 29 | Head | Contractor | Illinois |
| 92 | Ruth E Ritter | 29 | Wife | — | Illinois |
| 93 | C. Leigh Rutter | 46 | Head | Proprietor | Illinois |
| 94 | Mary R Rutter | 43 | Wife | Proprietor | Illinois |
| 95 | James Donovan | 61 | Head | — | Missouri |
| 96 | Mary N Donovan THIS PERSON | 57 | Wife | — | Missouri |
| 97 | James Donovan | 23 | Son | Proprietor | Missouri |
| 98 | Edward Donovan | 21 | Son | Attendant | Missouri |
| 99 | William A Madden | 42 | Head | Laborer | Illinois |
| 100 | Florence M Madden | 37 | Wife | — | Illinois |
Related Census Records
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)