MD
Mary Davis — 1920 US Census Record
Model Tree available1920 United States Federal Census · New Castle, Delaware
Our Model Tree links this Mary Davis across the 1910, 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed), with identified parents Richard & George — first a daughter (b.~1906), then head of a 5-person household.
Age 14
b. ~1906
Female
Daughter
Born: Delaware
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Castle, Delaware |
| Surname | Davis |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | Student |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Student |
| Township / Ward | New Castle Town |
| Est. Birth Year | ~1906 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Irene Davis | Daughter | — | 20 | ~1900 |
| Mary Davis | Daughter | — | 14 | ~1906 |
| Richard Davis | Head | — | 53 | ~1867 |
| Richard Davis | Son | — | 8 | ~1912 |
| Sarah Davis | Spouse | — | 46 | ~1874 |
Census Appearances
1910
New Castle, …
Daughter, age 4
New Castle, Delaware · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Daughter, age 14
New Castle, Delaware · implied b. ~1906 — 5 household members
| Surname | Davis |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Student |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
Daughter, age 24
New Castle, Delaware · implied b. ~1906 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Marion W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Saleslady |
| Industry | Retail Dry Goods |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Davis across 3 US Census years (1910, 1920 and 1930) in New Castle, Delaware, using XGBoost record linkage. Identified parents: father Richard Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and mother Sallie Davis (~0.92 confidence) and mother Annie Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Richard Davis
b. ~1866
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Sallie Davis
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Annie Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Davis
Daughter · 1920 · age 14 · b. ~1906 · Delaware
★ You are viewing this record
Sibling
Richard Davis
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Davis
Sibling · 1920 · age 20
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 — New Castle, Delaware
Open full size
1920 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu204unit:0286)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alexander Jones | 70 | Head | Labor | Maryland |
| 2 | Georgiana Jones | 67 | Wife | — | Maryland |
| 3 | Ruth Jones | 3 | Daughter | — | Delaware |
| 4 | Myrtle Grass | 20 | Head | Machine Operator | Delaware |
| 5 | Ferguson Grass | 78 | Grandmother | — | Delaware |
| 6 | Walter Grass | 40 | Uncle | Labor | Delaware |
| 7 | Jessie E Dressler | 54 | Head | Labor | Maryland |
| 8 | Rachel Dressler | 32 | Wife | — | Delaware |
| 9 | Eugene Dressler | 14 | Son | Student | Delaware |
| 10 | Arthur E Dressler | 11 | Son | Student | Maryland |
| 11 | Susan A Dressler | 9 | Daughter | Student | Pennsylvania |
| 12 | Jessie Jr Dressler | 4 | Son | — | Delaware |
| 13 | Rachel A Dressler | 3 | Daughter | — | Pennsylvania |
| 14 | Melva Dressler | 1 | Daughter | — | Delaware |
| 15 | Edward Jr Taylor | 25 | Head | Coremaker | Delaware |
| 16 | Carrie E Taylor | 27 | Wife | — | Delaware |
| 17 | Julia Taylor | 4 | Daughter | — | Delaware |
| 18 | George Jr Taylor | 59 | Head | Labor | Delaware |
| 19 | Elizabeth Taylor | 55 | Wife | — | Pennsylvania |
| 20 | George Taylor | 16 | Son | Student | Delaware |
| 21 | Sarah J Taylor | 14 | Daughter | Student | Delaware |
| 22 | George Taylor | 13 | Son | Student | Delaware |
| 23 | Joseph M Taylor | 10 | Son | Student | Delaware |
| 24 | Julia M Taylor | 8 | Son | Student | Delaware |
| 25 | Isaac E Taylor | 5 | Son | — | Delaware |
| 26 | John E Taylor | 2 | Son | — | Delaware |
| 27 | Harvey L Topkis | 26 | Head | Assistant Manager | Delaware |
| 28 | Helen Topkis | 18 | Wife | — | Delaware |
| 29 | Richard Davis | 53 | Head | Labor | Delaware |
| 30 | Sarah A Davis | 46 | Wife | — | Delaware |
| 31 | Irene Davis | 20 | Daughter | Machine Operator | Delaware |
| 32 | Mary Davis THIS PERSON | 14 | Daughter | Student | Delaware |
| 33 | Richard Davis | 8 | Son | Student | Delaware |
| 34 | Theodore Hastings | 62 | Head | — | Delaware |
| 35 | Sarah M Hastings | 48 | Wife | — | Delaware |
| 36 | Vincenzo Tremps | 26 | Head | Labor | Italy |
| 37 | Yorakea Tremps | 23 | Wife | — | Italy |
| 38 | Joseph Tremps | 1 | Son | — | Delaware |
| 39 | Vincenzo Decostanza | 54 | Father-in-law | Labor | Italy |
| 40 | Maria Kabalana | 19 | Sister-in-law | — | Italy |
| 41 | Michael Seda | 32 | Head | Driver | Austria |
| 42 | Matilda Seda | 29 | Wife | — | Austria |
| 43 | Victor Seda | 7 | Son | Student | Austria |
| 44 | Rosa Seda | 5 | Daughter | — | Pennsylvania |
| 45 | Roy Seda | 3 | Son | — | Delaware |
| 46 | John Seda | 0 | Son | — | Delaware |
| 47 | Patrick E Bishop | 34 | Head | Labor | Delaware |
| 48 | Carrie Bishop | 30 | Wife | — | Delaware |
| 49 | James Gargano | 48 | Head | Merchant | Italy |
| 50 | Josephine Gargano | 46 | Wife | — | Italy |
Related Census Records
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)