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Thelma Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this Thelma Jones across the 1920, 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Lester & Emma — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Jones |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | PALMER TOWNSHIP |
| 1935 Residence (County) | NORTHAMPTON |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Palmer Township |
| Est. Birth Year | ~1920 |
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 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Thelma Jones | Daughter | — | 20 | ~1920 |
| Lester Jones | Head | — | 43 | ~1897 |
| John Jones | Son | — | 18 | ~1922 |
| Marlin Jones | Son | — | 21 | ~1919 |
| Emma Jones | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Northampton, Pennsylvania
Daughter, age
Northampton, Pennsylvania · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Thelma G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Northampton, Pennsylvania
Daughter, age 10
Northampton, Pennsylvania · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Northampton-County, Pennsylvania
Daughter, age 20
Northampton-County, Pennsylvania · implied b. ~1920 — 5 household members
| Surname | Jones |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | PALMER TOWNSHIP |
| 1935 Residence (County) | NORTHAMPTON |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Thelma Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lester Jones (~0.92 confidence) and mother Emma Jones (~0.92 confidence) and mother Anna Jones (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lester Jones
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Emma Jones
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Anna Jones
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Jones
Daughter · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Marlin Jones
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jones
Sibling · 1940 · age 18
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
1940 US Federal Census — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03593-00509)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joe Sulphur | 34 | Head | Truck Driver | New Jersey |
| 42 | Pauline Sulphur | 28 | Wife | Silk Worker | Pennsylvania |
| 43 | Elinor Sulphur | 10 | Daughter | — | Pennsylvania |
| 44 | Chester Butler | 32 | Head | Letter Carrier | Pennsylvania |
| 45 | Marjorie Butler | 27 | Wife | — | Pennsylvania |
| 46 | James Butler | 1 | Son | — | Pennsylvania |
| 47 | Paul Fatzinger | 37 | Head | Letter Carrier | Pennsylvania |
| 48 | Helen Fatzinger | 36 | Wife | — | Pennsylvania |
| 49 | Glenn Fatzinger | 4 | Son | — | Pennsylvania |
| 50 | Loyd Milheim | 41 | Head | Clerk | Pennsylvania |
| 51 | Ruth Milheim | 39 | Wife | — | Pennsylvania |
| 52 | William Milheim | 13 | Son | — | Pennsylvania |
| 53 | Dorothy Milheim | 15 | Daughter | — | Pennsylvania |
| 54 | Willis E. Schug | 45 | Head | Painter | Pennsylvania |
| 55 | Ruth A. Schug | 29 | Wife | — | Maryland |
| 56 | Willis E. Jr Schug | 15 | Son | — | Pennsylvania |
| 57 | Harvey Detweiler | 43 | Head | Machinist | Pennsylvania |
| 58 | May Detweiler | 42 | Wife | — | Pennsylvania |
| 59 | Kinsey Detweiler | 16 | Son | — | Pennsylvania |
| 60 | John Detweiler | 15 | Son | — | Pennsylvania |
| 61 | Lawrence Detweiler | 13 | Son | — | Pennsylvania |
| 62 | Peter Snyder | 35 | Head | Knitter | Pennsylvania |
| 63 | Thelma Snyder | 29 | Wife | — | Pennsylvania |
| 64 | Ruth Snyder | 5 | Daughter | — | Pennsylvania |
| 65 | Lester Jones | 43 | Head | Machinist | Pennsylvania |
| 66 | Emma Jones | 42 | Wife | — | Pennsylvania |
| 67 | Marlin Jones | 21 | Son | — | Pennsylvania |
| 68 | John Jones | 18 | Son | — | Pennsylvania |
| 69 | Thelma Jones THIS PERSON | 20 | Daughter | — | Pennsylvania |
| 70 | Edmond Law | 35 | Head | Chef | Germany |
| 71 | Anne Law | 27 | Wife | — | Germany |
| 72 | Walter Law | 5 | Son | — | Pennsylvania |
| 73 | Sue Transue | 64 | Head | — | New Jersey |
| 74 | May, Gordon Transue | 40 | Lodger | Mechanic | Pennsylvania |
| 75 | Barbara Johnson | 62 | Head | — | Germany |
| 76 | Elwood Rice | 30 | Son in law | Laborer | Pennsylvania |
| 77 | Mildred Rice | 30 | Daughter | — | Pennsylvania |
| 78 | Nancy Rice | 5 | Granddaughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
Thelma + 2 siblings
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)