MW
Mary Washington — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Montgomery, Maryland
Our Model Tree links this Mary Washington across the 1910 and 1920 US Censuses in Montgomery, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 12-person household.
Age 13
b. ~1907
Female
Daughter
Born: Maryland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Montgomery, Maryland |
| Surname | Washington |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election District 13 Wheaton Part Of |
| 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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Rose Washington | Daughter | — | 2 | ~1918 |
| Gertrude Washington | Daughter | — | 15 | ~1905 |
| Nellie Washington | Daughter | — | ~1920 | |
| Annie Washington | Daughter | — | 11 | ~1909 |
| Ruth Washington | Daughter | — | 2 | ~1918 |
| Bessie Washington | Daughter | — | 4 | ~1916 |
| Mary Washington | Daughter | — | 13 | ~1907 |
| Marshal Washington | Head | — | 36 | ~1884 |
| George Washington | Son | — | 16 | ~1904 |
| Joseph Washington | Son | — | 14 | ~1906 |
| Arthur Washington | Son | — | 12 | ~1908 |
| Nellie Washington | Spouse | — | 36 | ~1884 |
Census Appearances
1910
Montgomery, Maryland
Daughter, age 3
Montgomery, Maryland · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Washington |
| Given Name | Mary S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Montgomery, Maryland
Daughter, age 13
Montgomery, Maryland · implied b. ~1907 — 12 household members
| Surname | Washington |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Washington across 2 US Census years (1910 and 1920) in Montgomery, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Washington
Daughter · 1920 · age 13 · b. ~1907 · Maryland
★ You are viewing this record
Sibling
Arthur Washington
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Washington
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Washington
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Washington
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Washington
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Washington
Sibling · 1920 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Washington
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Washington
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Washington
Sibling · 1920 · age 2
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 — Montgomery, Maryland
Open full size
1920 US Federal Census — Montgomery, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu671unit:1147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy M Flora | 8 | Daughter | — | Maryland |
| 2 | Virginia A Flora | 6 | Daughter | — | Maryland |
| 3 | Martha E Flora | 4 | Daughter | — | Maryland |
| 4 | John H Jr Flora | 0 | Son | — | Maryland |
| 5 | Charles A Stewart | 32 | Head | Manager | Pennsylvania |
| 6 | Mary A Stewart | 29 | Wife | — | Pennsylvania |
| 7 | Ruth A Stewart | 12 | Daughter | — | Pennsylvania |
| 8 | Mary A Stewart | 6 | Daughter | — | District of Columbia |
| 9 | Charles A Stewart | 5 | Son | — | Pennsylvania |
| 10 | Emma L Hilton | 58 | Mother-in-law | — | Pennsylvania |
| 11 | Robert Watson | 54 | Head | Lawyer | Canada |
| 12 | Jessie F Watson | 51 | Wife | — | Scotland |
| 13 | Margaret W Richardson | 59 | Sister | — | New York |
| 14 | Gertrude Washington | 15 | Maid | Servant | Maryland |
| 15 | James A Watson | 60 | Head | Lawyer | New York |
| 16 | Mary E Watson | 52 | Wife | — | Pennsylvania |
| 17 | James A Jr Watson | 18 | Son | — | District of Columbia |
| 18 | Harold F Watson | 15 | Son | — | District of Columbia |
| 19 | Mary Ellyson | 15 | Maid | Domestic | Maryland |
| 20 | — | None | — | — | — |
| 21 | Morton E Rose | 51 | Head | Instructor Clerk | Indiana |
| 22 | Catherine E Rose | 46 | Wife | — | Indiana |
| 23 | Hillary C Rose | 22 | Son | Coupon Teller | District of Columbia |
| 24 | Victor E Bennett | 42 | Head | Farmer | Maryland |
| 25 | Mary E Bennett | 41 | Sister | — | Maryland |
| 26 | Rose S Bennett | 38 | Sister | — | Maryland |
| 27 | Harry E Peacock | 35 | Head | Farmer | Virginia |
| 28 | Mary A Peacock | 31 | Wife | — | Virginia |
| 29 | Richard J Peacock | 10 | Son | — | Virginia |
| 30 | Roger S Peacock | 2 | Son | — | Virginia |
| 31 | Marshal Washington | 36 | Head | Laborer | Maryland |
| 32 | Nellie Washington | 36 | Wife | — | Maryland |
| 33 | George Washington | 16 | Son | Laborer | Maryland |
| 34 | Gertrude Washington | 15 | Daughter | Domestic | Maryland |
| 35 | Joseph Washington | 14 | Son | — | Maryland |
| 36 | Mary Washington THIS PERSON | 13 | Daughter | — | Maryland |
| 37 | Arthur Washington | 12 | Son | — | Maryland |
| 38 | Annie Washington | 11 | Daughter | — | Maryland |
| 39 | Bessie Washington | 4 | Daughter | — | Maryland |
| 40 | Ruth Washington | 2 | Daughter | — | Maryland |
| 41 | Rose Washington | 2 | Daughter | — | Maryland |
| 42 | Nellie Washington | 0 | Daughter | — | Maryland |
| 43 | Howard Davis | 32 | Head | Milker | Virginia |
| 44 | Bessie Davis | 37 | Wife | Laundress | District of Columbia |
| 45 | Roland Davis | 13 | Son | — | District of Columbia |
| 46 | Howard Jr Davis | 11 | Son | — | District of Columbia |
| 47 | Samuel R Gaith | 53 | Head | Farmer | Virginia |
| 48 | Clara Gaith | 51 | Wife | — | Maryland |
| 49 | Raymond B Gaith | 21 | Son | Laborer | Maryland |
| 50 | Ernest B Gaith | 20 | Son | Baseball Player | Maryland |
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)