FJ
Francis Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Francis Johnson across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Peter & Laura — first a daughter (b.~1911), then head of a 6-person household.
Age 19
b. ~1911
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Johnson |
| Given Name | Francis |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Flora Johnson | Daughter | — | 21 | ~1909 |
| Francis Johnson | Daughter | — | 19 | ~1911 |
| Carlotta Johnson | Daughter | — | 6 | ~1924 |
| Thomas Johnson | Head | — | 45 | ~1885 |
| Thomas Johnson | Son | — | 17 | ~1913 |
| Lottie Johnson | Spouse | — | 40 | ~1890 |
Census Appearances
Daughter, age 2
Montgomery, Maryland · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| 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
Baltimore, Maryland
Daughter, age 11
Baltimore, Maryland · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Francis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| 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 |
1930
Baltimore, Maryland
Daughter, age 19
Baltimore, Maryland · implied b. ~1911 — 6 household members
| Surname | Johnson |
| Given Name | Francis |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| 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 Francis Johnson across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Johnson (~0.92 confidence) and mother Laura Johnson (~0.92 confidence) and father Thomas Johnson (~0.92 confidence) and father Joseph Johnson (~0.92 confidence) and mother Mamie Johnson (~0.92 confidence) and mother Lottie Johnson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Johnson
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Laura Johnson
b. ~1865
Source mother
● Household
· direct · ~0.92
Father
Thomas Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Joseph Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mamie Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Lottie Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Johnson
Daughter · 1930 · age 19 · b. ~1911 · Maryland
★ You are viewing this record
Sibling
Thomas Johnson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlotta Johnson
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flora Johnson
Sibling · 1930 · age 21
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
1930 US Federal Census — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus860unit:1023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Curtis | 34 | Head | — | New Jersey |
| 2 | Mary Curtis | 18 | daughter | — | Pennsylvania |
| 3 | Mildred Curtis | 16 | daughter | — | Maryland |
| 4 | Joseph Curtis | 30 | brother | Janitor | Maryland |
| 5 | Mary Cole | 47 | Head | Housework | Pennsylvania |
| 6 | David Cole | 27 | Son | Laborer | New Jersey |
| 7 | Howard Cole | 23 | Son | Laborer | Pennsylvania |
| 8 | Horace Cole | 18 | Son | Laborer | Maryland |
| 9 | Fannie Cole | 15 | daughter | — | Maryland |
| 10 | Helen Cole | 13 | daughter | — | Maryland |
| 11 | Edward Cole | 8 | Son | — | Maryland |
| 12 | Harvey Bragg | 40 | roomer | Laborer | Virginia |
| 13 | Annie Hawkins | 31 | Head | Laundress | Maryland |
| 14 | Milton S Hawkins | 3 | adopted son | — | Maryland |
| 15 | Bessie Ray | 49 | Head | Cook | Maryland |
| 16 | Sarah Thomas | 61 | Sister | — | Maryland |
| 17 | Howard Jones | 16 | nephew | Helper | Maryland |
| 18 | Mailman | 30 | Head | Clerk | Europe |
| 19 | Cecelia Mailman | 23 | Wife | Helper | Maryland |
| 20 | Lloyd S Mailman | 5 | Son | — | Maryland |
| 21 | Clinton Dorsey | 32 | Head | Laborer | Virginia |
| 22 | Mary Dorsey | 23 | Wife | Waitress | Virginia |
| 23 | Cora Dorsey | 40 | Mother | Housework | Virginia |
| 24 | Thomas Johnson | 45 | Head | Shipping Clerk | Maryland |
| 25 | Lottie Johnson | 40 | Wife | — | Maryland |
| 26 | Flora Johnson | 21 | daughter | — | Maryland |
| 27 | Francis Johnson THIS PERSON | 19 | daughter | — | Maryland |
| 28 | Thomas Jr Johnson | 17 | Son | Helper | Maryland |
| 29 | Carlotta Johnson | 6 | daughter | — | Maryland |
| 30 | William J Nixon | 53 | Head | Porter | North Carolina |
| 31 | Caroline Nixon | 28 | Wife | — | Jamaica |
| 32 | Agatha Bradshaw | 28 | Niece | Nurse | Jamaica |
| 33 | Louis Frohman | 26 | Head | Stockman | Maryland |
| 34 | Jennie Frohman | 26 | Wife | Helper | Europe |
| 35 | Henry J Cornish | 56 | Head | Laborer | Maryland |
| 36 | Charlotte Cornish | 56 | Wife | Laundress | Maryland |
| 37 | Harry Hunt | 32 | roomer | Stableman | Maryland |
| 38 | Raymond Hunt | 29 | roomer | Helper | Maryland |
| 39 | Rebecca Brown | 30 | roomer | Housework | Maryland |
| 40 | Bertie Hutchins | 40 | Head | Housework | Maryland |
| 41 | Vernon Hutchins | 27 | Son | Singer | Maryland |
| 42 | Carlis Hutchins | 19 | Son | Helper | Maryland |
| 43 | Annie Hutchins | 20 | daughter | Checker | Maryland |
| 44 | Floune Hutchins | 10 | daughter | — | Maryland |
| 45 | Vivian Hutchins | 8 | daughter | — | Maryland |
| 46 | Robert C Cooper | 24 | Step-son | Cementer | Virginia |
| 47 | Annie Cooper | 60 | Mother | Seamstress | Maryland |
| 48 | Alice S Ennis | 35 | Head | Housework | Maryland |
| 49 | Laura Wray | 40 | Sister | Book Keeper | Maryland |
| 50 | John Wray | 37 | Brother | Shipper | Maryland |
Related Census Records
Pedigree Summary
Francis + 3 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)