MC
Mary Chambers — 1920 US Census Record
Model Tree available1920 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Mary Chambers across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Lee & Thomas — first a daughter (b.~1905), then head of a 2-person household.
Age 15
b. ~1905
Female
Daughter
Born: Maryland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Baltimore, Maryland |
| Surname | Chambers |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Operator |
| Industry | Clothing |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Operator |
| Township / Ward | Baltimore City |
| 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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Chambers | Daughter | — | 15 | ~1905 |
| Irene Chambers | Head | — | 37 | ~1883 |
Census Appearances
1910
Baltimore, Maryland
Daughter, age 5
Baltimore, Maryland · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | Margaret W. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Baltimore, Maryland
Daughter, age 15
Baltimore, Maryland · implied b. ~1905 — 2 household members
| Surname | Chambers |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Operator |
| Industry | Clothing |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 25
Baltimore, Maryland · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chamber |
| Given Name | Mary G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | 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 Chambers across 3 US Census years (1910, 1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage. Identified parents: father Lee Chamber (~0.92 confidence) and father Thomas Chambers (~0.92 confidence) and mother Lillie Chamber (~0.92 confidence) and mother Sophia Chambers (~0.92 confidence) and mother Irene Chambers (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lee Chamber
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Thomas Chambers
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Lillie Chamber
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Sophia Chambers
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Irene Chambers
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chambers
Daughter · 1920 · age 15 · b. ~1905 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Baltimore, Maryland
Open full size
1920 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu667unit:0809)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lillie White | 11 | Daughter | — | Georgia |
| 52 | Adrian Baxter | 27 | Head | Laborer | Maryland |
| 53 | Annie Baxter | 27 | Wife | Servant | Maryland |
| 54 | Thomas Sanders | 47 | Head | Stevedore | Maryland |
| 55 | Lydia Sanders | 35 | Wife | Servant | Maryland |
| 56 | John W. Russell | 64 | Head | Laborer | Maryland |
| 57 | Annie Russell | 56 | Wife | Laundress | Maryland |
| 58 | David Jenkins | 52 | Boarder | Laborer | Georgia |
| 59 | Sandy Stafford | 63 | Boarder | Laborer | Maryland |
| 60 | May Brown | 36 | Head | Servant | Maryland |
| 61 | Lottie Brown | 14 | Grand Daughter | Laborer | Maryland |
| 62 | Florence Brown | 14 | Grand Daughter | — | Maryland |
| 63 | Rosalie Brown | 10 | Grand Daughter | Servant | Maryland |
| 64 | Sherman Brown | 4 | Grand Son | — | Maryland |
| 65 | Mary Harris | 35 | Head | Operator | Maryland |
| 66 | Barbara Campbell | 34 | Boarder | Operator | Maryland |
| 67 | Preston Sims | 42 | Head | Servant | Virginia |
| 68 | Alice Sims | 34 | Wife | Laborer | Virginia |
| 69 | Annie Sims | 74 | Mother | — | Virginia |
| 70 | William Gaines | 5 | Boarder | — | Virginia |
| 71 | William Butler | 25 | Boarder | Laborer | Virginia |
| 72 | Edward Redfield | 24 | Boarder | Laborer | Virginia |
| 73 | Albert Williams | 30 | Boarder | Fireman | Virginia |
| 74 | James Adams | 52 | Head | Laborer | Maryland |
| 75 | Lucy Adams | 34 | Wife | — | Maryland |
| 76 | Rena Wright | 15 | Sister | Servant | Maryland |
| 77 | Andrew Adams | 32 | Boarder | Laborer | Maryland |
| 78 | Joshua Dorn | 21 | Head | Fireman | Virginia |
| 79 | Maude Dorn | 21 | Wife | Laundress | Virginia |
| 80 | Charles Thomas | 62 | Head | — | Virginia |
| 81 | Lottie Thomas | 35 | Wife | Laborer | Maryland |
| 82 | Annie Thomas | 17 | Daughter | Laundress | Maryland |
| 83 | Katie Thomas | 14 | Daughter | Stripper | Maryland |
| 84 | Charles Thomas | 13 | Son | — | Maryland |
| 85 | Walter Thomas | 3 | Son | — | Maryland |
| 86 | Lottie Thomas | 0 | Daughter | — | Maryland |
| 87 | Emil Cross | 44 | Boarder | Laborer | Maryland |
| 88 | William Miles | 42 | Boarder | Laborer | Maryland |
| 89 | William Stanbury | 51 | Head | Laborer | Maryland |
| 90 | Mary Stanbury | 45 | Wife | Laundress | Maryland |
| 91 | Corina Stanbury | 21 | Daughter | Operator | Maryland |
| 92 | Eva Stanbury | 10 | Daughter | — | Maryland |
| 93 | Rose A. Stanbury | 9 | Daughter | — | Maryland |
| 94 | Herman Stanbury | 4 | Son | — | Maryland |
| 95 | Roland Stanbury | 3 | Son | — | Maryland |
| 96 | Beatrice Stanbury | 2 | Daughter | — | Maryland |
| 97 | Irene Chambers | 37 | Head | Servant | Maryland |
| 98 | Mary Chambers THIS PERSON | 15 | Daughter | Operator | Maryland |
| 99 | Charles Presbury | 50 | Head | Janitor | Maryland |
| 100 | Mary Presbury | 51 | Wife | — | Maryland |
Pedigree Summary
Mary
Gen 1 · 5 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)