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Mary Wallace — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Whiteside, Illinois
Our Model Tree links this Mary Wallace across the 1900, 1910 and 1920 US Censuses in Whiteside, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1854), then head of a 3-person household.
Age 66
b. ~1854
Female
Spouse
Born: Ohio
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Whiteside, Illinois |
| Surname | Wallace |
| Given Name | Mary S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Morrison City |
| Est. Birth Year | ~1854 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Julia Wallace | Daughter | — | 49 | ~1871 |
| Robert Wallace | Head | — | 79 | ~1841 |
| Mary Wallace | Spouse | — | 66 | ~1854 |
Census Appearances
1900
Whiteside, Illinois
Spouse, age 48
Whiteside, Illinois · implied b. ~1852 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Mary S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | May |
| Birth Year | 1852 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Whiteside, Illinois
Spouse, age 57
Whiteside, Illinois · implied b. ~1853 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Mary S |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 19 |
| Children Born | 0 |
| Children Living | 0 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Whiteside, Illinois
Spouse, age 66
Whiteside, Illinois · implied b. ~1854 — 3 household members
| Surname | Wallace |
| Given Name | Mary S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Wallace across 3 US Census years (1900, 1910 and 1920) in Whiteside, Illinois, using XGBoost record linkage.
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This person
Anchor record
Mary Wallace
Spouse · 1920 · age 66 · b. ~1854 · 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 — Whiteside, Illinois
Open full size
1920 US Federal Census — Whiteside, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu414unit:0210)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | August F. Jaeger | 33 | Head | Agent | Germany |
| 52 | Elizabeth H. Jaeger | 31 | Wife | — | Iowa |
| 53 | Marvin F. Jaeger | 1 | Son | — | Illinois |
| 54 | Ralph F. Lane | 36 | Head | Mail Carrier | Illinois |
| 55 | Elizabeth R. Lane | 31 | Wife | Tailoress | Illinois |
| 56 | Russell W. Lane | 8 | Son | — | Illinois |
| 57 | Olof A. Johnson | 43 | Head | Laborer | Sweden |
| 58 | Augusta Johnson | 42 | Wife | — | Sweden |
| 59 | Raymond Johnson | 17 | Son | Mounter | Illinois |
| 60 | Earl L. Johnson | 13 | Son | — | Illinois |
| 61 | Virginia Johnson | 7 | Daughter | — | Illinois |
| 62 | Nels Nelson | 66 | Boarder | Carpenter | Sweden |
| 63 | Maude P. Smelt | 40 | Head | — | Illinois |
| 64 | Milton Smelt | 6 | Son | — | Illinois |
| 65 | Anson B. Nace | 52 | Head | Laborer | Ohio |
| 66 | Viola B. Nace | 55 | Wife | — | Ohio |
| 67 | Dewey A. Nace | 21 | Son | Solderer | Ohio |
| 68 | James R. Nace | 17 | Son | Laborer | Illinois |
| 69 | John R. Grell | 30 | Head | Printer | Illinois |
| 70 | Hazel B. Grell | 26 | Wife | — | Illinois |
| 71 | William Lane | 27 | Head | Laborer | Illinois |
| 72 | Amy M. Lane | 21 | Wife | — | Illinois |
| 73 | Mildred B. Lane | 2 | Daughter | — | Illinois |
| 74 | Carrie E. Fullmer | 63 | Head | Laborer | Illinois |
| 75 | Nellie C. Fullmer | 22 | Daughter | — | Illinois |
| 76 | Ernestine Wolters | 87 | Mother | — | Germany |
| 77 | Charles Wolters | 44 | Head | Carpenter | Germany |
| 78 | John L. Pettigrew | 50 | Head | — | Illinois |
| 79 | Margaret Pettigrew | 46 | Wife | — | Illinois |
| 80 | Glen T. Hollinshead | 34 | Head | Cabinetmaker | Illinois |
| 81 | Theodosia Hollinshead | 34 | Wife | — | Illinois |
| 82 | Agnes A. Baker | 69 | Head | — | Illinois |
| 83 | Neva Baker | 39 | Daughter | — | Illinois |
| 84 | George W. Robinson | 47 | Head | Manager | Ohio |
| 85 | Florence M. Robinson | 41 | Wife | — | Pennsylvania |
| 86 | Florence A. Robinson | 15 | Niece | — | Pennsylvania |
| 87 | Charlotte C. Foster | 75 | Head | — | Massachusetts |
| 88 | Robert Wallace | 79 | Head | — | Scotland |
| 89 | Mary S. Wallace THIS PERSON | 66 | Wife | — | Ohio |
| 90 | Julia B. Wallace | 49 | Daughter | — | Illinois |
| 91 | James E. Ward | 71 | Head | — | Canada |
| 92 | Mary L. Ward | 40 | Daughter | Teacher | Illinois |
| 93 | Wilbur S. Groff | 58 | Head | — | Michigan |
| 94 | Effie P. Groff | 53 | Wife | — | Illinois |
| 95 | Agnes Flintson | 15 | Boarder | — | Illinois |
| 96 | Victor Flintson | 19 | Boarder | — | Illinois |
| 97 | Charles Bent | 75 | Head | — | Illinois |
| 98 | Decima M. Bent | 75 | Wife | — | New York |
| 99 | George M. Bent | 29 | Son | Clerk | Illinois |
| 100 | Daniel L. Steiner | 45 | Head | Farmer | Illinois |
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)