SJ
Sadie Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Sadie Johnson across the 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 8-person household.
Age 45
b. ~1885
Female
Spouse
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Johnson |
| Given Name | Sadie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 18 |
| 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 City |
| Est. Birth Year | ~1885 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Sadie | Age | Birth yr |
|---|---|---|---|---|
| Zach Johnson | Head | — | 58 | ~1872 |
| Lillian Johnson | Daughter | — | 23 | ~1907 |
| Sadie Johnson | Spouse | — | 45 | ~1885 |
| William Johnson | Son | — | 9 | ~1921 |
| Mary Johnson | Daughter | — | 17 | ~1913 |
| Edward Johnson | Son | — | 13 | ~1917 |
| George Johnson | Son | — | 26 | ~1904 |
| Henry Johnson | Son | — | 20 | ~1910 |
Census Appearances
1920
Baltimore, Maryland
Spouse, age 35
Baltimore, Maryland · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Spouse, age 45
Baltimore, Maryland · implied b. ~1885 — 8 household members
| Surname | Johnson |
| Given Name | Sadie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 18 |
| 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 Sadie Johnson across 2 US Census years (1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Johnson
Spouse · 1930 · age 45 · b. ~1885 · Maryland
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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
40 people indexed on this census page (ia:1930:15thcensus866unit:0586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph L. Sefurt | 26 | Head | Stillman | Maryland |
| 52 | Margret E. Sefurt | 26 | Wife | — | Maryland |
| 53 | Knight Sefurt | 5 | Daughter | — | Maryland |
| 54 | Walter Sefurt | 57 | Brother | — | Maryland |
| 55 | Earl S. Sefurt | 14 | Brother-in-law | — | Maryland |
| 56 | Zach A. Johnson | 58 | Head | Carpenter | Maryland |
| 57 | Sadie E. Johnson THIS PERSON | 45 | Wife | — | Maryland |
| 58 | George E. Johnson | 26 | Son | Roster | Maryland |
| 59 | Lillian Johnson | 23 | Daughter | — | Maryland |
| 60 | Henry Johnson | 20 | Son | Boiler Maker | Maryland |
| 61 | Mary Johnson | 17 | Daughter | Seamstress | Maryland |
| 62 | Edward Johnson | 13 | Son | — | Maryland |
| 63 | William Johnson | 9 | Son | — | Maryland |
| 64 | Julian Bryant | 50 | Head | Carpenter | Virginia |
| 65 | Hester Bryant | 44 | Wife | — | Virginia |
| 66 | Ida M. Bryant | 14 | Daughter | — | Virginia |
| 67 | Olie E. Bryant | 12 | Son | — | Virginia |
| 68 | Linwood Bryant | 26 | Son | Watchman | Virginia |
| 69 | Christen Bryant | 22 | Daughter-in-law | — | Maryland |
| 70 | Bunn C. Bryant | 1 | Granddaughter | — | Maryland |
| 71 | Clayton A. Heath | 34 | Head | Laborer | Maryland |
| 72 | Madeline Heath | 27 | Wife | — | Maryland |
| 73 | Clayton E. Jr. Heath | 11 | Son | — | Maryland |
| 74 | Nina M. Heath | 9 | Daughter | — | Maryland |
| 75 | Lynwood E. Heath | 7 | Son | — | Maryland |
| 76 | Leroy W. Heath | 5 | Son | — | Maryland |
| 77 | Gilbert R. Heath | 3 | Son | — | Maryland |
| 78 | David J. Heath | 2 | Son | — | Maryland |
| 79 | Mildred D. Heath | 0 | Daughter | — | Maryland |
| 80 | George E. Duvall | 35 | Head | Laborer | North Carolina |
| 81 | Maggie Duvall | 32 | Wife | — | Maryland |
| 82 | Edward J. Duvall | 12 | Son | — | Maryland |
| 83 | Ruth Duvall | 10 | Daughter | — | Maryland |
| 84 | Robert Duvall | 4 | Son | — | Maryland |
| 85 | Elizabeth Hall | 52 | Lodger | — | Maryland |
| 86 | Obie Hill | 52 | Head | Laborer | Maryland |
| 87 | Maggie V. Hill | 52 | Wife | — | Maryland |
| 88 | Edith S. Hill | 30 | Daughter | House Work | Maryland |
| 89 | John W. Hill | 18 | Son | — | Maryland |
| 90 | <End> | None | — | — | — |
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)