FJ
Frank Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Frank Jones across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Frank & Sarah — first a son (b.~1908), then head of a 2-person household.
Age 32
b. ~1908
Male
Son
Born: MARYLAND
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | JONES |
| Given Name | FRANK |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Single |
| Birthplace | MARYLAND |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | ERRAND MAN |
| Industry | RETAIL SHOE STORE |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 156 |
| Highest Grade | No 3 |
| 1935 Residence | SAME PLACE |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Errand Man |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1908 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Jenny Jones | Head | — | 66 | ~1874 |
| Frank Jones | Son | — | 32 | ~1908 |
Census Appearances
1920
Baltimore, Maryland
Other, age 12
Baltimore, Maryland · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frank |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 22
Baltimore, Maryland · implied b. ~1908 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frank Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Clerk |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 32
Baltimore-City-County, Maryland · implied b. ~1908 — 2 household members
| Surname | JONES |
| Given Name | FRANK |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Single |
| Birthplace | MARYLAND |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | ERRAND MAN |
| Industry | RETAIL SHOE STORE |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 156 |
| Highest Grade | No 3 |
| 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 Frank Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Jones (~0.92 confidence) and mother Sarah Jones (~0.92 confidence) and mother Jenny Jones (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Jones
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Sarah Jones
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Jenny Jones
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Jones
Son · 1940 · age 32 · b. ~1908 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01530-00438)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn Merkin | 22 | WIFE | — | MARYLAND |
| 42 | Patricia L. Merkin | 1 | DAUGHTER | — | MARYLAND |
| 43 | Lillian Warfield | 39 | HEAD | Operator | MARYLAND |
| 44 | Elsie Davis | 18 | DAUGHTER | Trimmer | DISTRICT OF COLUMBIA |
| 45 | Louella Elza | 27 | HEAD | Packer | VIRGINIA |
| 47 | Jenny Jones | 66 | HEAD | — | MARYLAND |
| 48 | Frank Jones THIS PERSON | 32 | SON | Errand Man | MARYLAND |
| 49 | Isaac Gordon | 35 | HEAD | Carpenter | RUSSIA |
| 50 | Marion Gordon | 33 | WIFE | Owner | NEW YORK |
| 51 | Edith Gordon | 11 | DAUGHTER | — | MARYLAND |
| 52 | Allan Gordon | 9 | SON | — | MARYLAND |
| 53 | Bernard Gordon | 5 | SON | — | MARYLAND |
| 54 | Jacob Shocket | 29 | HEAD | Owner | RUSSIA |
| 55 | Ethel Shocket | 29 | WIFE | — | MARYLAND |
| 56 | Cecelia D. Shocket | 1 | DAUGHTER | — | MARYLAND |
| 57 | Rebeca Shocket | 58 | MOTHER | — | RUSSIA |
| 58 | Doris Shocket | 22 | SISTER | Waitress | MARYLAND |
| 59 | Moses Levin | 57 | HEAD | Owner | RUSSIA |
| 60 | Rebeca Levin | 53 | WIFE | — | RUSSIA |
| 61 | Jennie Levin | 22 | DAUGHTER | Teacher | MARYLAND |
| 62 | Luba Novick | 85 | MOTHER-IN-LAW | — | RUSSIA |
| 63 | Jack Brouds | 31 | NEPHEW | Salesman | MARYLAND |
| 64 | Harry Naron | 48 | HEAD | Owner | RUSSIA |
| 65 | Leah Naron | 40 | WIFE | — | RUSSIA |
| 66 | Gerard Naron | 19 | SON | Shipping Clerk | MARYLAND |
| 67 | Charles E. Naron | 9 | SON | — | MARYLAND |
| 68 | George Konstant | 37 | HEAD | Owner | GREECE |
| 69 | Stella Konstant | 34 | WIFE | — | GREECE |
| 70 | Constantine Konstant | 12 | SON | — | MARYLAND |
| 71 | Woodrow Williams | 25 | HEAD | Manager | VIRGINIA |
| 72 | Louise Williams | 23 | WIFE | — | MARYLAND |
| 73 | Janice Williams | 1 | DAUGHTER | — | MARYLAND |
| 74 | Geraldine Williams | 2 | DAUGHTER | — | MARYLAND |
| 75 | Kathleen Williams | 3 | DAUGHTER | — | MARYLAND |
| 76 | George Kirchner | 45 | HEAD | Packer | MARYLAND |
| 77 | Catherine Kirchner | 52 | WIFE | Cook | VIRGINIA |
| 78 | Vernon Graves | 26 | HEAD | — | MARYLAND |
| 79 | Catherine Graves | 21 | WIFE | — | MARYLAND |
| 80 | George H. Mack | 50 | HEAD | Owner | MARYLAND |
Pedigree Summary
Frank
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)