LS
Leslie Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Belknap-County, New Hampshire
Our Model Tree links this Leslie Smith across the 1920, 1930 and 1940 US Censuses in Belknap-County, New Hampshire (XGBoost, ~Confirmed), with identified parents Ira & Emma — first a head (b.~1890), then head of a 7-person household.
Age 50
b. ~1890
Male
Head
Born: New Hampshire
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Belknap-County, New Hampshire |
| Surname | Smith |
| Given Name | Leslie B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | New Hampton |
| 1935 Residence (County) | Belknap |
| Additional Details | |
| Occupation | Owner |
| Industry | Farm |
| Class of Worker | OA |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Owner |
| Township / Ward | New Hampton |
| Est. Birth Year | ~1890 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leslie | Age | Birth yr |
|---|---|---|---|---|
| Leslie Smith | Head | — | 50 | ~1890 |
| Bernard Smith | Son | — | 5 | ~1935 |
| Melba Smith | Daughter | — | 12 | ~1928 |
| John Smith | Son | — | 8 | ~1932 |
| Hilda Smith | Daughter | — | 10 | ~1930 |
| Franklin Smith | Son | — | 6 | ~1934 |
| Harriet Smith | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Belknap, New …
Son, age 29
Belknap, New Hampshire · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leslie H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Farm Manager |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Belknap, New …
Head, age 40
Belknap, New Hampshire · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leslie B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 36 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | farmer |
| Industry | dairy farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Belknap-County, New …
Head, age 50
Belknap-County, New Hampshire · implied b. ~1890 — 7 household members
| Surname | Smith |
| Given Name | Leslie B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | New Hampton |
| 1935 Residence (County) | Belknap |
| Occupation | Owner |
| Industry | Farm |
| Class of Worker | OA |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Leslie Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ira Smith (~0.92 confidence) and mother Emma Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ira Smith
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Emma Smith
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leslie Smith
Head · 1940 · age 50 · b. ~1890 · New Hampshire
★ 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 — Belknap-County, New Hampshire
Open full size
1940 US Federal Census — Belknap-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02283-00641)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothea G Smith | 32 | Wife | — | New Hampshire |
| 2 | Raymond C Jr Smith | 6 | Son | — | New Hampshire |
| 3 | Virginia E Smith | 4 | Daughter | — | New Hampshire |
| 4 | Charles B Smith | 2 | Son | — | New Hampshire |
| 5 | Robert H Smith | 1 | Son | — | New Hampshire |
| 6 | Alice L Smith | 79 | Mother | — | Massachusetts |
| 7 | Leslie B Smith THIS PERSON | 50 | Head | Owner | New Hampshire |
| 8 | Harriet W Smith | 40 | Wife | — | Massachusetts |
| 9 | Melba W Smith | 12 | Daughter | — | New Hampshire |
| 10 | Hilda M Smith | 10 | Daughter | — | New Hampshire |
| 11 | John P Smith | 8 | Son | — | New Hampshire |
| 12 | Franklin P Smith | 6 | Son | — | New Hampshire |
| 13 | Bernard L Smith | 5 | Son | — | New Hampshire |
| 14 | John E Marsh | 45 | Head | Owner | Wisconsin |
| 15 | Alice S Marsh | 50 | Wife | — | New York |
| 16 | Charles S Marsh | 22 | Son | — | New York |
| 17 | Everett E Keyes | 48 | Head | Laborer | Massachusetts |
| 18 | Elsie F Keyes | 46 | Wife | — | Massachusetts |
| 19 | Merrill C Beard | 62 | Head | Owner | Canada English |
| 20 | Rosa E Beard | 63 | Wife | — | New Hampshire |
| 21 | Clement S Beard | 40 | Son | Laborer | New Hampshire |
| 22 | Harvey J Beard | 23 | Son | Laborer | New Hampshire |
| 23 | Bernice L Beard | 16 | Daughter | — | New Hampshire |
| 24 | Bernard Sanborn | 18 | Lodger | Laborer | New Hampshire |
| 25 | Richard H Smith | 37 | Head | Laborer | New Hampshire |
| 26 | Winnie I Smith | 37 | Wife | — | New Hampshire |
| 27 | Giba A Smith | 13 | Son | — | New Hampshire |
| 28 | Joan A Smith | 10 | Daughter | — | New Hampshire |
| 29 | Kurt A Smith | 8 | Son | — | New Hampshire |
| 30 | June R Smith | 5 | Daughter | — | New Hampshire |
| 31 | Nina F Smith | 4 | Daughter | — | New Hampshire |
| 32 | Juanita K Smith | 0 | Daughter | — | New Hampshire |
| 33 | Lora J Tondy | 44 | Sister-in-law | Nurse | New Hampshire |
| 34 | Edward J White | 31 | Head | Laborer | New Hampshire |
| 35 | Gwendolyn E White | 22 | Wife | — | New Hampshire |
| 36 | Ann M White | 4 | Daughter | — | New Hampshire |
| 37 | Gary E White | 2 | Son | — | New Hampshire |
| 38 | Frank E Huckins | 65 | Head | Owner | New Hampshire |
| 39 | Ethel C Huckins | 63 | Wife | — | Massachusetts |
| 40 | Everett H Huckins | 30 | Son | Office | New Hampshire |
Pedigree Summary
Leslie
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 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)