JF
Joseph Foster — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Joseph Foster across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents George & Annie — first a son (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Foster |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Catherine Foster | Spouse | — | 53 | ~1877 |
| Joseph Foster | Son | — | 23 | ~1907 |
| John Foster | Head | — | 54 | ~1876 |
| John Foster | Son | — | 25 | ~1905 |
Census Appearances
1920
Baltimore, Maryland
Son, age 12
Baltimore, Maryland · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 23
Baltimore, Maryland · implied b. ~1907 — 4 household members
| Surname | Foster |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 34
Baltimore-City-County, Maryland · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pfister |
| Given Name | Joseph L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE CITY |
| 1935 Residence (County) | Baltimore City |
| Occupation | Chauffeur |
| Industry | Wholesale Meats |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1575 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Joseph Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Foster (~0.92 confidence) and mother Annie Foster (~0.92 confidence) and father John Foster (~0.92 confidence) and mother Catherine Foster (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Foster
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Annie Foster
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
John Foster
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Catherine Foster
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Foster
Son · 1930 · age 23 · b. ~1907 · Maryland
★ You are viewing this record
Sibling
John Foster
Sibling · 1930 · age 25
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:0873)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cornelia F Cozzens | 15 | — | — | North Carolina |
| 2 | Peter J Sherid | 48 | Head | Metal Worker | Maryland |
| 3 | Edna Sherid | 20 | Daughter | Stenographer | Maryland |
| 4 | William Sherid | 17 | Son | Chauffeur | Maryland |
| 5 | Patrick E Ahern | 39 | Head | Dispatcher | Maryland |
| 6 | Rosa Ahern | 34 | Wife | — | Maryland |
| 7 | Charles Ahern | 16 | Son | — | Maryland |
| 8 | Rose Ahern | 14 | Daughter | — | Maryland |
| 9 | Mary Ahern | 11 | Daughter | — | Maryland |
| 10 | Justine Ahern | 2 | Daughter | — | Maryland |
| 11 | James Linton | 18 | Boarder | Messenger | Maryland |
| 12 | Charles Linton | 17 | Boarder | Clerk | Maryland |
| 13 | John Foster | 54 | Head | Blacksmith | Maryland |
| 14 | Catherine Foster | 53 | Wife | — | Maryland |
| 15 | John Foster | 25 | Son | Trimmer | Maryland |
| 16 | Joseph Foster THIS PERSON | 23 | Son | — | Maryland |
| 17 | Frederick Heimert | 45 | Head | Chauffeur | Maryland |
| 18 | Bertha E Heimert | 40 | Wife | — | Maryland |
| 19 | George F Heimert | 11 | Son | — | Maryland |
| 20 | Emma Snyder | 22 | Sister-in-law | Laundress | Maryland |
| 21 | William Brown | 26 | Head | Motorman | Maryland |
| 22 | Clara Brown | 30 | Wife | — | Maryland |
| 23 | Nora Brown | 6 | Daughter | — | Maryland |
| 24 | William Brown | 3 | Son | — | Maryland |
| 25 | Edgar Kampi | 31 | Head | Machinist | Maryland |
| 26 | Marguerite Kampi | 34 | Wife | — | Maryland |
| 27 | Marguerite Kampi | 6 | Daughter | — | Maryland |
| 28 | Edgar Kampi | 2 | Son | — | Maryland |
| 29 | Ernest Duvall | 27 | Head | Clerk | Maryland |
| 30 | Lillian Duvall | 23 | Wife | — | Maryland |
| 31 | Elizabeth Duvall | 6 | Daughter | — | Maryland |
| 32 | Thomas A Lee | 24 | Head | Press Feeder | Maryland |
| 33 | Lois Lee | 24 | Wife | — | Rhode Island |
| 34 | Francis Lee | 6 | Son | — | Maryland |
| 35 | Ida Lee | 4 | Daughter | — | Maryland |
| 36 | Marie Lee | 3 | Daughter | — | Maryland |
| 37 | Thomas Lee | 1 | Son | — | Maryland |
| 38 | Frank Lee | 56 | Boarder | Laborer | Maryland |
| 39 | Hans Richter | 54 | Head | Baker | Maryland |
| 40 | Laura Richter | 43 | Wife | — | Maryland |
| 41 | Catherine Richter | 23 | Daughter | — | Maryland |
| 42 | Harry J Bleach | 30 | Head | Tackle Plate | Maryland |
| 43 | Ida B Bleach | 26 | Wife | — | Maryland |
| 44 | Janet Bleach | 2 | Daughter | — | Maryland |
| 45 | Ida B Bleach | 75 | Mother | — | Maryland |
| 46 | William J Hatch | 36 | Head | Porter | Maryland |
| 47 | Mary E Hatch | 34 | Wife | — | Maryland |
| 48 | George Hyland | 63 | Boarder | Machinist | Maryland |
| 49 | Harry C Hiltner | 40 | Head | Plasterer | Maryland |
| 50 | Annie Hiltner | 38 | Wife | — | Maryland |
Pedigree Summary
Joseph + 1 sibling
Gen 1 · 4 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)