MD
Mary Davidson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · None, None
Our Model Tree links this Mary Davidson across the 1910 and 1920 US Censuses (XGBoost, ~Confirmed) — first a daughter (b.~1905), then head of a 9-person household.
Age 15
b. ~1905
Female
Daughter
Born: Missouri
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | None, None |
| Surname | Davidson |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Est. Birth Year | ~1905 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Roberta Davidson | Daughter | — | 9 | ~1911 |
| Maurine Davidson | Daughter | — | 3 | ~1917 |
| Maxine Davidson | Daughter | — | 3 | ~1917 |
| Mary Davidson | Daughter | — | 15 | ~1905 |
| Robert Davidson | Daughter | — | 12 | ~1908 |
| Bernice Davidson | Daughter | — | 17 | ~1903 |
| John Davidson | Head | — | 49 | ~1871 |
| Robert Davidson | Son | — | 9 | ~1911 |
| Allie Davidson | Spouse | — | 38 | ~1882 |
Census Appearances
1910
None, None
Daughter, age 4
None, None · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davidson |
| Given Name | Mabel O |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1920
None, None
Daughter, age 15
None, None · implied b. ~1905 — 9 household members
| Surname | Davidson |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Davidson across 2 US Census years (1910 and 1920) in None, None, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Davidson
Daughter · 1920 · age 15 · b. ~1905 · None
★ You are viewing this record
Sibling
Maxine Davidson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roberta Davidson
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurine Davidson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davidson
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Davidson
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Davidson
Sibling · 1920 · age 9
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
1920 US Federal Census — None, None
Open full size
1920 US Federal Census — None, None
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu919unit:0127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George W Jackson | 62 | Head | Farmer | Kentucky |
| 52 | Melinda E Jackson | 59 | Wife | — | Missouri |
| 53 | Chester H Jackson | 22 | Son | Farmer | Missouri |
| 54 | Benjamin Marlow | 58 | Head | Farmer | Missouri |
| 55 | Gertrude Marlow | 45 | Wife | — | Missouri |
| 56 | William C Marlow | 19 | Son | — | Missouri |
| 57 | Amanda Marlow | 82 | Mother | — | Missouri |
| 58 | Frank E Sandow | 41 | Head | Farmer | Missouri |
| 59 | Lizzie M Sandow | 40 | Wife | — | Missouri |
| 60 | Paul R Sandow | 14 | Son | — | Missouri |
| 61 | James E Sandow | 11 | Son | — | Missouri |
| 62 | Harvey M Sandow | 5 | Son | — | Missouri |
| 63 | Mary E Sandow | 1 | Daughter | — | Missouri |
| 64 | Mark J Davis | 61 | Head | — | Missouri |
| 65 | James E Davis | 27 | Son | Farmer | Missouri |
| 66 | Robert A Miller | 45 | Head | Farmer | Missouri |
| 67 | Mabel E Miller | 29 | Wife | — | Iowa |
| 68 | Kenneth N Miller | 8 | Nephew | — | Missouri |
| 69 | Lloyd L Miller | 5 | Niece | — | Missouri |
| 70 | Liddell D Miller | 4 | Nephew | — | Missouri |
| 71 | John Sharp | 50 | Hired man | Farm Laborer | Missouri |
| 72 | John M Davidson | 49 | Head | Farmer | Missouri |
| 73 | Allie M Davidson | 38 | Wife | — | Missouri |
| 74 | Bernice E Davidson | 17 | Daughter | Clerk | Missouri |
| 75 | Mary E Davidson THIS PERSON | 15 | Daughter | — | Missouri |
| 76 | Robert L Davidson | 12 | Daughter | — | Missouri |
| 77 | Roberta M Davidson | 9 | Daughter | — | Missouri |
| 78 | Robert M Davidson | 9 | Son | — | Missouri |
| 79 | Maxine Davidson | 3 | Daughter | — | Missouri |
| 80 | Maurine Davidson | 3 | Daughter | — | Missouri |
| 81 | Charles A Grubb | 26 | Head | Farm Laborer | Missouri |
| 82 | Lela G Grubb | 24 | Wife | — | Iowa |
| 83 | Lois L Grubb | 6 | Daughter | — | Missouri |
| 84 | Ethel D Grubb | 4 | Daughter | — | Missouri |
| 85 | James T Morris | 68 | Head | — | Missouri |
| 86 | William E Hutchison | 51 | Head | Farm Laborer | Missouri |
| 87 | Eurelda B Hutchison | 49 | Wife | — | Missouri |
| 88 | Mildred E Hutchison | 22 | Daughter | — | Missouri |
| 89 | Mary J Hutchison | 70 | Mother | Teacher | Missouri |
| 90 | Herbert Troxel | 26 | Head | — | Missouri |
| 91 | Pearl S Troxel | 24 | Wife | Farmer | Missouri |
| 92 | Margery M Troxel | 2 | Daughter | — | Missouri |
| 93 | Samuel Hart | 55 | Head | Farmer | Ohio |
| 94 | Maud Hart | 47 | Wife | — | Illinois |
| 95 | Lewis A Hart | 18 | Son | — | Missouri |
| 96 | Marguerite E Hart | 16 | Daughter | — | Missouri |
| 97 | Mildred T Hart | 11 | Daughter | — | Missouri |
| 98 | Margaret M Robinson | 76 | Mother in law | — | Illinois |
| 99 | Mary A Hutchison | 68 | Head | — | Virginia |
| 100 | Ladoda Hutchison | 31 | Daughter | — | Missouri |
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)