SJ
Sadie Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charles, Maryland
Our Model Tree links this Sadie Johnson across the 1920 and 1930 US Censuses in Charles, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 10-person household.
Age 13
b. ~1917
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Charles, Maryland |
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| 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 | Elect District 3 Cross Roads |
| Est. Birth Year | ~1917 |
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 1930 census.
| Name | Relation to head | Relative to Sadie | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Johnson | Daughter | — | 12 | ~1918 |
| Viola Johnson | Daughter | — | 9 | ~1921 |
| Elmira Johnson | Spouse | — | 33 | ~1897 |
| Eliza Johnson | Daughter | — | 15 | ~1915 |
| Annie Johnson | Daughter | — | 5 | ~1925 |
| Sadie Johnson | Daughter | — | 13 | ~1917 |
| Charlie Johnson | Son | — | 10 | ~1920 |
| Alice Johnson | Daughter | — | 7 | ~1923 |
| Marlene Johnson | Daughter | — | 8 | ~1922 |
| Raymond Johnson | Son | — | 14 | ~1916 |
Census Appearances
1920
Charles, Maryland
Daughter, age 3
Charles, Maryland · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Charles, Maryland
Daughter, age 13
Charles, Maryland · implied b. ~1917 — 10 household members
| Surname | Johnson |
| Given Name | Sadie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| 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 Sadie Johnson across 2 US Census years (1920 and 1930) in Charles, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Sadie Johnson
Daughter · 1930 · age 13 · b. ~1917 · Maryland
★ You are viewing this record
Sibling
Charlie Johnson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Johnson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Johnson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Johnson
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlene Johnson
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eliza Johnson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Johnson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Johnson
Sibling · 1930 · age 5
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 — Charles, Maryland
Open full size
1930 US Federal Census — Charles, Maryland
Page Contents
46 people indexed on this census page (ia:1930:15thcensus872unit:0861)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elmira Johnson | 33 | Wife | Laborer | Maryland |
| 52 | Eliza Johnson | 15 | Daughter | — | Maryland |
| 53 | Raymond Johnson | 14 | Son | Laborer | Maryland |
| 54 | Sadie Johnson THIS PERSON | 13 | Daughter | — | Maryland |
| 55 | Gertrude Johnson | 12 | Daughter | — | Maryland |
| 56 | Charlie Johnson | 10 | Son | — | Maryland |
| 57 | Viola Johnson | 9 | Daughter | — | Maryland |
| 58 | Marlene Johnson | 8 | Daughter | — | Maryland |
| 59 | Alice Johnson | 7 | Daughter | — | Maryland |
| 60 | Annie Johnson | 5 | Daughter | — | Maryland |
| 61 | Johnson | 4 | Daughter | — | Maryland |
| 62 | Johnson | 0 | Daughter | — | Maryland |
| 63 | Lewis Francis | 74 | Head | — | Maryland |
| 64 | Isaiah Carter | 33 | Head | Carpenter | Maryland |
| 65 | Adelia Carter | 27 | Wife | — | Maryland |
| 66 | Alice Carter | 8 | Daughter | — | Maryland |
| 67 | David Carter | 6 | Son | — | Maryland |
| 68 | James Carter | 4 | Son | — | Maryland |
| 69 | Frank Carter | 49 | Head | Farmer | Maryland |
| 70 | Annie Carter | 35 | Wife | — | Maryland |
| 71 | Augustus Carter | 18 | Son | Laborer | Maryland |
| 72 | Bernard Carter | 16 | Son | Laborer | Maryland |
| 73 | James Carter | 14 | Son | Laborer | Maryland |
| 74 | Edward Carter | 12 | Son | — | Maryland |
| 75 | William Carter | 11 | Son | — | Maryland |
| 76 | Eugene Carter | 9 | Son | — | Maryland |
| 77 | Mary Carter | 5 | Daughter | — | Maryland |
| 78 | Melinda Carter | 2 | Daughter | — | Maryland |
| 79 | Theodore Cushing | 33 | Head | Laborer | Maryland |
| 80 | Mary F. Cushing | 26 | Wife | — | Maryland |
| 81 | Robert Cushing | 9 | Son | — | Maryland |
| 82 | May L. Cushing | 7 | Daughter | — | Maryland |
| 83 | Helen Cushing | 6 | Daughter | — | Maryland |
| 84 | George Cushing | 4 | Son | — | Maryland |
| 85 | Theodore Cushing | 2 | Son | — | Maryland |
| 86 | James F. Cushing | 0 | Son | — | Maryland |
| 87 | Carlos Holmes | 58 | Head | Farmer | Virginia |
| 88 | Annie Holmes | 56 | Wife | Merchant | Maryland |
| 89 | Isaac Rainey | 43 | Head | Teamster | Maryland |
| 90 | Annie Rainey | 33 | Wife | Laborer | Maryland |
| 91 | Emma Rainey | 21 | Daughter | Laborer | Maryland |
| 92 | Wesley Rainey | 12 | Son | — | Maryland |
| 93 | Charles H. Sullivan | 51 | Head | U. S. Mail | Virginia |
| 94 | Agnes C. Sullivan | 49 | Wife | — | District of Columbia |
| 95 | Frank Thomas | 76 | Head | Farmer | Maryland |
| 96 | William Burrough | 31 | Son-in-law | Laborer | Virginia |
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)