JF
John Foster — 1930 US Census Record
Model Tree available1930 United States Federal Census · Frederick, Maryland
Our Model Tree links this John Foster across the 1910, 1920 and 1930 US Censuses in Frederick, Maryland (XGBoost, ~Confirmed), with identified parents Katie & Hattie — first a head (b.~1900), then head of a 5-person household.
Age 30
b. ~1900
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Frederick, Maryland |
| Surname | Foster |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Lunch room |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4600 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Proprietor |
| Township / Ward | Brunswick Town |
| Est. Birth Year | ~1900 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Shirley Foster | Daughter | — | ~1930 | |
| Katy Foster | Daughter | — | 3 | ~1927 |
| June Foster | Daughter | — | 4 | ~1926 |
| John Foster | Head | — | 30 | ~1900 |
| Edna Foster | Other | — | 26 | ~1904 |
Census Appearances
1910
Frederick, Maryland
Son, age 9
Frederick, Maryland · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| 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
Frederick, Maryland
Son, age 19
Frederick, Maryland · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Machinist Helper |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Head, age 30
Frederick, Maryland · implied b. ~1900 — 5 household members
| Surname | Foster |
| Given Name | John S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Proprietor |
| Industry | Lunch room |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4600 |
| Radio Set | R |
| 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 Foster across 3 US Census years (1910, 1920 and 1930) in Frederick, Maryland, using XGBoost record linkage. Identified parents: mother Katie Foster (~0.92 confidence) and mother Hattie Foster (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Katie Foster
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Hattie Foster
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Foster
Head · 1930 · age 30 · b. ~1900 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Frederick, Maryland
Open full size
1930 US Federal Census — Frederick, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus874unit:1132)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | M. H. Barger | 33 | Head | Train Service | Maryland |
| 2 | Mary Barger | 31 | Wife-H | None | West Virginia |
| 3 | Frances Barger | 9 | Daughter | None | Maryland |
| 4 | Meredith Barger | 5 | Son | None | Maryland |
| 5 | Alonzo N. Scanland | 29 | Head | Foreman | Maryland |
| 6 | Helen Scanland | 28 | Wife-H | None | Maryland |
| 7 | Norris Scanland | 5 | Daughter | None | Maryland |
| 8 | Helen Scanland | 1 | Daughter | None | Maryland |
| 9 | John S. Foster THIS PERSON | 30 | Head | Proprietor | Maryland |
| 10 | Edna Foster | 26 | Wife-H | None | Maryland |
| 11 | June V. Foster | 4 | Daughter | None | Maryland |
| 12 | Katy Foster | 3 | Daughter | None | Maryland |
| 13 | Shirley Foster | 0 | Daughter | None | Maryland |
| 14 | Ralph L. Groom | 30 | Head | Train Service | Maryland |
| 15 | M. Louise Groom | 23 | Wife-H | None | West Virginia |
| 16 | Robert L. Groom | 1 | Son | None | Maryland |
| 17 | Annie V. Firth | 44 | Mother | Scholar | West Virginia |
| 18 | N. E. Holland | 44 | Head | Painter | Maryland |
| 19 | Edna R. Holland | 36 | Wife-H | None | Maryland |
| 20 | David J. Holland | 14 | Son | None | Maryland |
| 21 | James Day | 31 | Head | Salesman | Maryland |
| 22 | Nellie Day | 25 | Wife-H | None | Maryland |
| 23 | Nellie Beacht | 49 | Head | None | Maryland |
| 24 | Herbert Beacht | 27 | Son | Train Service | Maryland |
| 25 | Claude Beacht | 20 | Son | Carman | Maryland |
| 26 | Wilson Beacht | 16 | Son | Laborer | Maryland |
| 27 | Mervin Beacht | 14 | Son | None | Maryland |
| 28 | Marjorie Beacht | 12 | Daughter | None | Maryland |
| 29 | Frances Beacht | 9 | Daughter | None | Maryland |
| 30 | J. Joseph Creamer | 41 | Head | Train Service | Maryland |
| 31 | Blanche Creamer | 52 | Wife-H | None | Maryland |
| 32 | Anthony E. Creamer | 14 | Son | None | Maryland |
| 33 | Elizabeth Quinn | 69 | Mother-in-law | None | Maryland |
| 34 | Mary Kearns | 63 | Aunt | None | Maryland |
| 35 | Benjamin F. Long | 80 | Head | None | Virginia |
| 36 | Eliza K. Long | 65 | Wife-H | None | Maryland |
| 37 | Norman Long | 31 | Son | Clerk | Maryland |
| 38 | Magrie Long | 25 | Daughter-in-law | None | South Carolina |
| 39 | John T. Wilson | 63 | Head | Engineer | Maryland |
| 40 | Lillian G. Wilson | 36 | Wife-H | None | Maryland |
| 41 | Anna Wilson | 11 | Daughter | None | Maryland |
| 42 | Robert Wilson | 10 | Son | None | Maryland |
| 43 | Henry Wilson | 9 | Son | None | Maryland |
| 44 | J. H. Danner | 58 | Head | Repairman | Maryland |
| 45 | Lucretia Danner | 54 | Wife-H | None | West Virginia |
| 46 | Ephraim Danner | 23 | Daughter | None | Maryland |
| 47 | Julia Karn | 69 | Head | None | Virginia |
| 48 | Eone Karn | 24 | Daughter | None | West Virginia |
| 49 | Jesse Karn | 18 | Son | None | Maryland |
| 50 | E. M. Hines | 47 | Head | Train Service | Maryland |
Pedigree Summary
John
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 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)