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John Simmons — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Simmons across the 1910 and 1920 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 10-person household.
Age 13
b. ~1907
Male
Son
Born: Maryland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Baltimore, Maryland |
| Surname | Simmons |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| 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 | Baltimore City |
| 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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thelma Simmons | Daughter | — | 1 | ~1919 |
| Mildred Simmons | Daughter | — | 3 | ~1917 |
| Lillian Simmons | Daughter | — | 5 | ~1915 |
| Blanche Simmons | Daughter | — | 11 | ~1909 |
| Evelyn Simmons | Daughter | — | ~1920 | |
| John Simmons | Head | — | 37 | ~1883 |
| John Simmons | Son | — | 13 | ~1907 |
| Edward Simmons | Son | — | 15 | ~1905 |
| Sarah Simmons | Son | — | 8 | ~1912 |
| Lilly Simmons | Spouse | — | 37 | ~1883 |
Census Appearances
1910
Baltimore, Maryland
Son, age 2
Baltimore, Maryland · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| 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
Son, age 13
Baltimore, Maryland · implied b. ~1907 — 10 household members
| Surname | Simmons |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| 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 John Simmons across 2 US Census years (1910 and 1920) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Simmons
Son · 1920 · age 13 · b. ~1907 · Maryland
★ You are viewing this record
Sibling
Blanche Simmons
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Simmons
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Simmons
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Simmons
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Simmons
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Simmons
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Simmons
Sibling · 1920 · age
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:1920:14thcensusofpopu664unit:0735)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John L. Jr. Haeckle | 23 | Son | — | Maryland |
| 52 | William F. Dyer | 24 | Head | Chauffeur | Maryland |
| 53 | Emma F. Dyer | 27 | Wife | — | Maryland |
| 54 | Margaret L. Dyer | 4 | Daughter | — | Maryland |
| 55 | Edward F. Dyer | 2 | Son | — | Maryland |
| 56 | Anna F. Dyer | 0 | Daughter | — | Maryland |
| 57 | Harry Thackery | 28 | Head | Butcher | Maryland |
| 58 | Alice Thackery | 25 | Wife | — | Maryland |
| 59 | Lenora Thackery | 1 | Daughter | — | Maryland |
| 60 | Andrew Calvert | 25 | Boarder | Asst. Chemist | Maryland |
| 61 | Annette Calvert | 16 | Boarder | Candy Dipper | Maryland |
| 62 | Andrew Jr. Calvert | 11 | Boarder | — | Maryland |
| 63 | Catherine Peters | 37 | Head | Spooler | Maryland |
| 64 | Noah Peters | 15 | Son | Doffing Boy | Maryland |
| 65 | Harold Peters | 13 | Son | — | Maryland |
| 66 | Millicent Peters | 11 | Daughter | — | Maryland |
| 67 | Percival Peters | 9 | Son | — | Maryland |
| 68 | E. C. Zeiler | 35 | Boarder | Carpenter | Maryland |
| 69 | John Koehler | 28 | Head | Driver | Maryland |
| 70 | Bessie Koehler | 24 | Wife | — | Maryland |
| 71 | Catherine Koehler | 4 | Daughter | — | Maryland |
| 72 | William J. Brall | 71 | Head | Carpenter | Maryland |
| 73 | Flora M. Brall | 54 | Wife | — | Maryland |
| 74 | Absolom Brall | 44 | Son | Helper | Maryland |
| 75 | Nathan Brall | 30 | Son | Laborer | Maryland |
| 76 | William J. Jr. Brall | 26 | Son | Laborer | Maryland |
| 77 | Catherine M. Brall | 23 | Daughter | Folder | Maryland |
| 78 | Louis M. Brall | 20 | Son | Conductor | Maryland |
| 79 | Nella B. Brall | 16 | Daughter | — | Maryland |
| 80 | Jessie M. Brall | 17 | Daughter-in-law | Saleslady | Virginia |
| 81 | Julia Thoring | 54 | Head | Dressmaker | Maryland |
| 82 | Clarence E. Thoring | 22 | Son | Cutter | Maryland |
| 83 | Emory J. Thoring | 18 | Son | Laborer | Maryland |
| 84 | James J. Kennedy | 46 | Boarder | Stone Mason | Maryland |
| 85 | Thomas Grady | 25 | Boarder | Driver | Maryland |
| 86 | Frank A. Isaac | 47 | Head | Asst. Chemist | Maryland |
| 87 | Annie M. Isaac | 47 | Wife | — | Maryland |
| 88 | Stanley G. Isaac | 19 | Son | Driver | Maryland |
| 89 | Violet Isaac | 16 | Daughter | — | Maryland |
| 90 | Norman Isaac | 9 | Son | — | Maryland |
| 91 | John Simmons | 37 | Head | Engineer | Maryland |
| 92 | Lilly Simmons | 37 | Wife | — | Maryland |
| 93 | Edward Simmons | 15 | Son | Helper | Maryland |
| 94 | John Jr. Simmons THIS PERSON | 13 | Son | — | Maryland |
| 95 | Blanche Simmons | 11 | Daughter | — | Maryland |
| 96 | Sarah Simmons | 8 | Son | — | Maryland |
| 97 | Lillian Simmons | 5 | Daughter | — | Maryland |
| 98 | Mildred Simmons | 3 | Daughter | — | Maryland |
| 99 | Thelma Simmons | 1 | Daughter | — | Maryland |
| 100 | Evelyn Simmons | 0 | Daughter | — | 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)