WM
William Mayer — 1920 US Census Record
Model Tree available1920 United States Federal Census · Baltimore, Maryland
Our Model Tree links this William Mayer across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Amelia & Emilie — first a son (b.~1902), then head of a 4-person household.
Age 18
b. ~1902
Male
Son
Born: Maryland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Baltimore, Maryland |
| Surname | Mayer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1902 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Albert Mayer | Son | — | 25 | ~1895 |
| Amelia Mayer | Head | — | 48 | ~1872 |
| Henry Mayer | Son | — | 28 | ~1892 |
| William Mayer | Son | — | 18 | ~1902 |
Census Appearances
1920
Baltimore, Maryland
Son, age 18
Baltimore, Maryland · implied b. ~1902 — 4 household members
| Surname | Mayer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 29
Baltimore, Maryland · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Meyer |
| Given Name | William C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Buyer |
| Industry | linens |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Son, age 37
Baltimore-City-County, Maryland · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MEYER |
| Given Name | WILLIAM |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | MARYLAND |
| 1935 Residence (City) | BALTIMORE CITY |
| 1935 Residence (County) | BALTIMORE |
| Occupation | BUYER |
| Industry | DOMESTICS LINENS |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same House |
| 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 William Mayer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Amelia Mayer (~0.92 confidence) and mother Emilie Meyer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Amelia Mayer
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Emilie Meyer
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mayer
Son · 1920 · age 18 · b. ~1902 · Maryland
★ You are viewing this record
Sibling
Albert Mayer
Sibling · 1920 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Mayer
Sibling · 1920 · age 28
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 — Baltimore, Maryland
Open full size
1920 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu668unit:1018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry J. Meredith | 12 | Son | None | Maryland |
| 2 | Ernest Meredith | 7 | Son | None | Maryland |
| 3 | Gustave Runge | 49 | Head | Builder | Maryland |
| 4 | Annie M. Runge | 40 | Wife | None | Maryland |
| 5 | Gustave Jr. Runge | 24 | Son | Carpenter | Maryland |
| 6 | Marie B. Runge | 21 | Daughter | Stenographer | Maryland |
| 7 | Elvira Runge | 19 | Daughter | Operator | Maryland |
| 8 | Margaret Runge | 17 | Daughter | Dressmaker | Maryland |
| 9 | John Runge | 13 | Son | None | Maryland |
| 10 | John P. Hohman | 52 | Head | None | Hessen Cas |
| 11 | Barbara Hohman | 50 | Wife | None | Wurttemberg |
| 12 | Anna K. Hohman | 26 | Daughter | None | Maryland |
| 13 | John F. Hohman | 23 | Son | Steamfitter | Maryland |
| 14 | Amelia Mayer | 48 | Head | None | Germany |
| 15 | Henry Mayer | 28 | Son | Engineer | Maryland |
| 16 | Albert Mayer | 25 | Son | Silversmith | Maryland |
| 17 | William Mayer THIS PERSON | 18 | Son | None | Maryland |
| 18 | Thomas B. Wheeler | 57 | Head | Salesman | Maryland |
| 19 | Amelia Wheeler | 52 | Wife | None | Maryland |
| 20 | Harry Wheeler | 30 | Son | Bookkeeper | Maryland |
| 21 | Ethel Wheeler | 20 | Daughter | Stenographer | Maryland |
| 22 | Hazel Wheeler | 17 | Daughter | None | Maryland |
| 23 | Alfred P. Wills | 60 | Head | Driver | England |
| 24 | Ellen E. Wills | 58 | Wife | None | Maryland |
| 25 | Dorothy A. Wills | 12 | Daughter | None | Maryland |
| 26 | Wm. George Wills | 10 | Son | None | Maryland |
| 27 | Paul H. Wills | 6 | Son | None | Maryland |
| 28 | Wm. Gonce | 32 | Head | Dye Setter | Maryland |
| 29 | Annie M. Gonce | 30 | Wife | None | Maryland |
| 30 | Bernard A. Gonce | 9 | Son | None | Maryland |
| 31 | Alice Gonce | 5 | Daughter | None | Maryland |
| 32 | Charles J. Gonce | 3 | Son | None | Maryland |
| 33 | Ben. H. Gonce | 0 | Son | None | Maryland |
| 34 | Samuel W. Lowder | 56 | Head | Bookbinder | Maryland |
| 35 | Jessie B. Lowder | 46 | Wife | Merchant | Georgia |
| 36 | Thelma E. Lowder | 17 | Daughter | None | Maryland |
| 37 | Kathryn Lowder | 11 | Daughter | Stenographer | Maryland |
| 38 | Sara P. Lowder | 26 | Daughter | None | Maryland |
| 39 | Herman A. Jones | 31 | Son-in-law | Salesman | England |
| 40 | Herman A. Jr. Jones | 5 | Grand-son | None | Maryland |
| 41 | Charles L. Jones | 2 | Grand-son | None | Maryland |
| 42 | Henry G. Barnwell | 14 | Boarder | None | Georgia |
| 43 | Peter A. Metz | 37 | Head | Litho Artist | Maryland |
| 44 | Mary C. Metz | 37 | Wife | None | Maryland |
| 45 | Gertrude A. Metz | 14 | Daughter | Apprentice | Maryland |
| 46 | Irene Metz | 13 | Daughter | None | Maryland |
| 47 | Agnes Metz | 11 | Daughter | None | Maryland |
| 48 | Dolores Metz | 10 | Daughter | None | Maryland |
| 49 | Peter Metz | 8 | Son | None | Maryland |
| 50 | Richard Metz | 6 | Son | None | Maryland |
Related Census Records
Pedigree Summary
William + 2 siblings
Gen 1 · 2 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)