JL
John Little — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carroll-County, Maryland
Our Model Tree links this John Little across the 1920, 1930 and 1940 US Censuses in Carroll-County, Maryland (XGBoost, ~Confirmed), with identified parents Cora & Eugenia — first a son (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Maryland |
| Surname | Little |
| Given Name | John O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Westminster City |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Occupation | clerk |
| Industry | confectionery store |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 220 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Clerk |
| Township / Ward | Westminster City |
| Est. Birth Year | ~1915 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Irvin Little | Head | — | 56 | ~1884 |
| John Little | Son | — | 25 | ~1915 |
| Eugenia Little | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Carroll, Maryland
Son, age 5
Carroll, Maryland · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Little |
| Given Name | John G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Carroll, Maryland
Son, age 15
Carroll, Maryland · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Little |
| Given Name | John Oliver |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Carroll-County, Maryland
Son, age 25
Carroll-County, Maryland · implied b. ~1915 — 3 household members
| Surname | Little |
| Given Name | John O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Westminster City |
| 1935 Residence (County) | Carroll |
| Occupation | clerk |
| Industry | confectionery store |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 220 |
| Highest Grade | Hs 4 |
| 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 John Little across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Cora Little (~0.92 confidence) and mother Eugenia Little (~0.92 confidence) and father Irvin Little (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Cora Little
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Eugenia Little
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Irvin Little
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Little
Son · 1940 · age 25 · b. ~1915 · 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 — Carroll-County, Maryland
Open full size
1940 US Federal Census — Carroll-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01544-00584)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George L. Hofman | 56 | Head | Printer | Maryland |
| 2 | Helen M. Hofman | 42 | Wife | — | Maryland |
| 3 | Doris M. Hofman | 12 | Daughter | — | Maryland |
| 4 | George L. Jr. Hofman | 20 | Son | Upholsterer | Maryland |
| 5 | Pauline Hofman | 19 | Daughter | — | Maryland |
| 6 | Elaine M. Hofman | 2 | Daughter | — | Maryland |
| 7 | Irvin W. Henry | 48 | Head | Carpenter | Maryland |
| 8 | Mary C. Henry | 48 | Wife | Hand Sewing | Maryland |
| 9 | Shirley S. Henry | 21 | Daughter | Receptionist | Maryland |
| 10 | Frederick Brady | 27 | Lodger | Presser | Pennsylvania |
| 11 | Esther Lois Brady | 27 | Lodger | — | Pennsylvania |
| 12 | William C. King | 37 | Head | Fireman | Maryland |
| 13 | Mildred A. King | 36 | Wife | — | Maryland |
| 14 | Bernard P. Bayline | 19 | Step-son | Laborer | Maryland |
| 15 | William C. King | 9 | Son | — | Maryland |
| 16 | Edgar R. Powell | 37 | Head | Mechanic | Maryland |
| 17 | Grace E. Powell | 37 | Wife | — | Maryland |
| 18 | Doris L. Powell | 5 | Daughter | — | Maryland |
| 19 | William C. Miller | 29 | Head | Sales | Maryland |
| 20 | Helen E. Miller | 28 | Wife | — | Maryland |
| 21 | Ann F. Miller | 1 | Daughter | — | Maryland |
| 22 | Bertha Hull | 71 | Head | — | Maryland |
| 23 | Esther Louise Hull | 41 | Daughter | — | Maryland |
| 24 | John B. Youngbar | 45 | Head | Cutting Machine Operator | Maryland |
| 25 | Robert E. Youngbar | 24 | Brother | Laborer | Maryland |
| 26 | William P. Sebastian | 53 | Head | Bartender | Maryland |
| 27 | Faye M. Sebastian | 53 | Wife | — | Maryland |
| 28 | William S. Allen | 76 | Head | Liquor Dealer | Pennsylvania |
| 29 | Annie C. Leutbecher | 65 | Housekeeper | — | Virginia |
| 30 | — | None | — | — | — |
| 31 | Irvin R. Little | 56 | Head | Sales | Maryland |
| 32 | Eugenia C. Little | 60 | Wife | — | Maryland |
| 33 | John O. Little THIS PERSON | 25 | Son | Clerk | Maryland |
| 34 | Paul V. Geary | 47 | Head | Minister | Pennsylvania |
| 35 | Margaret S. Geary | 35 | Wife | — | Maryland |
| 36 | J. Arthur Hallen | 46 | Head | Truck Driver | Maryland |
| 37 | Mary F. H. Hallen | 49 | Wife | Tailor | Maryland |
| 38 | Lester H. Hallen | 23 | Son | Clerk | Maryland |
| 39 | Dorothy L. Hallen | 19 | Daughter | Sewing | Maryland |
| 40 | George R. Ball | 46 | Head | City Carrier | Maryland |
Pedigree Summary
John
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)