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Lois Nelson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Lois Nelson across the 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 6-person household.
Age 6
b. ~1924
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Nelson |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mckeesport City |
| Est. Birth Year | ~1924 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Robert Nelson | Son | — | 10 | ~1920 |
| James Nelson | Son | — | 2 | ~1928 |
| Louis Nelson | Daughter | — | 12 | ~1918 |
| Martin Nelson | Head | — | 43 | ~1887 |
| Lois Nelson | Daughter | — | 6 | ~1924 |
| Edna Nelson | Spouse | — | 37 | ~1893 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 6
Allegheny, Pennsylvania · implied b. ~1924 — 6 household members
| Surname | Nelson |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 17
Allegheny-County, Pennsylvania · implied b. ~1923 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Lydia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Greensburg |
| 1935 Residence (County) | Allegheny |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Pennsylvania |
| 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 Lois Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Nelson
Daughter · 1930 · age 6 · b. ~1924 · Pennsylvania
★ You are viewing this record
Sibling
Louis Nelson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Nelson
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Nelson
Sibling · 1930 · age 10
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1966:0939)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James N Lyle | 44 | Head | Clerk | Virginia |
| 2 | Ida M Lyle | 40 | Wife | — | Pennsylvania |
| 3 | Holly J Lyle | 16 | Daughter | — | Pennsylvania |
| 4 | Hugh M Lyle | 14 | Son | — | Pennsylvania |
| 5 | Jack S Lyle | 11 | Son | — | Pennsylvania |
| 6 | Hugh Mack | 81 | Uncle | Clerk | Pennsylvania |
| 7 | Emma Grabell | 56 | Head | — | Pennsylvania |
| 8 | Paul-Marion Grabell | 36 | Daughter | Waitress | Pennsylvania |
| 9 | Leroy Frey | 48 | Lodger | Heater | District of Columbia |
| 10 | Rose Mastrahon | 23 | Lodger | Salesman | Pennsylvania |
| 11 | Martin Nelson | 43 | Head | Machinist | Sweden |
| 12 | Edna Nelson | 37 | Wife | — | Pennsylvania |
| 13 | Louis Nelson | 12 | Daughter | — | Pennsylvania |
| 14 | Robert Nelson | 10 | Son | — | Pennsylvania |
| 15 | Lois Nelson THIS PERSON | 6 | Daughter | — | Pennsylvania |
| 16 | James Nelson | 2 | Son | — | Pennsylvania |
| 17 | Frank Johnson | 58 | Head | Laborer | Sweden |
| 18 | Otilla Johnson | 59 | Wife | — | Sweden |
| 19 | Robert Johnson | 30 | Son | Laborer | Pennsylvania |
| 20 | Marie Johnson | 27 | Daughter | — | Pennsylvania |
| 21 | Oscar Johnson | 20 | Son | Laborer | Pennsylvania |
| 22 | William Johnson | 17 | Son | Laborer | Pennsylvania |
| 23 | John Beck | 69 | Head | Laborer | Maryland |
| 24 | Anna Beck | 64 | Wife | — | Germany |
| 25 | Clara Beck | 34 | Daughter | Clerk | Pennsylvania |
| 26 | John Beck | 31 | Son | Retail Merchant | Pennsylvania |
| 27 | Eleanor Beck | 24 | Daughter | Clerk | Pennsylvania |
| 28 | John J Mcnulty | 25 | Son-in-law | Laborer | Pennsylvania |
| 29 | Margaret Mcnulty | 29 | Daughter | — | Pennsylvania |
| 30 | James Mcnulty | 0 | Grandson | — | Pennsylvania |
| 31 | Etta Byers | 65 | Head | — | Pennsylvania |
| 32 | Herbert Byers | 36 | Son | Shipping Clerk | Pennsylvania |
| 33 | Annie Speight | 69 | Step-mother | — | Pennsylvania |
| 34 | Edwin Hughey | 27 | Head | Laborer | Pennsylvania |
| 35 | Lucille Hughey | 32 | Wife | — | Pennsylvania |
| 36 | Victoria Blouse | 16 | Step-daughter | — | Pennsylvania |
| 37 | John O'Toole | 35 | Head | Laborer | Pennsylvania |
| 38 | Anna O'Toole | 34 | Wife | — | Pennsylvania |
| 39 | Rita O'Toole | 6 | Daughter | — | Pennsylvania |
| 40 | John R O'Toole | 5 | Son | — | Pennsylvania |
| 41 | Clara O'Toole | 3 | Daughter | — | Pennsylvania |
| 42 | Ernest Moss | 45 | Head | Laborer | West Virginia |
| 43 | Eleanore Moss | 37 | Wife | — | Pennsylvania |
| 44 | Edith Moss | 17 | Daughter | — | West Virginia |
| 45 | Wayne Moss | 12 | Son | — | Pennsylvania |
| 46 | Patrick King | 46 | Head | Laborer | Northern Ireland |
| 47 | Annie King | 42 | Wife | — | Northern Ireland |
| 48 | Mary King | 9 | Daughter | — | Pennsylvania |
| 49 | Eilleen King | 8 | Daughter | — | Pennsylvania |
| 50 | Jean King | 4 | Daughter | — | Pennsylvania |
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)