IN
Ida Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shelby-County, Alabama
Our Model Tree links this Ida Nelson across the 1930 and 1940 US Censuses in Shelby-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Alabama |
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Township 22 |
| Est. Birth Year | ~1902 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ida | Age | Birth yr |
|---|---|---|---|---|
| Northea Nelson | Daughter | — | 15 | ~1925 |
| Fannie Nelson | Daughter | — | 16 | ~1924 |
| Martha Nelson | Daughter | — | 8 | ~1932 |
| Margaret Nelson | Daughter | — | 13 | ~1927 |
| Janett Nelson | Daughter | — | 5 | ~1935 |
| John Nelson | Head | — | 49 | ~1891 |
| Raymond Nelson | Son | — | 10 | ~1930 |
| Ida Nelson | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Shelby, Alabama
Other, age 26
Shelby, Alabama · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ida M. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Shelby-County, Alabama
Spouse, age 38
Shelby-County, Alabama · implied b. ~1902 — 8 household members
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Shelby |
| Industry | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Ida Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Nelson
Spouse · 1940 · age 38 · b. ~1902 · Alabama
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Shelby-County, Alabama
Open full size
1940 US Federal Census — Shelby-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00079-00277)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Nelson | 49 | Head | Miner | Bulgaria |
| 2 | Ida Nelson THIS PERSON | 38 | Wife | — | Alabama |
| 3 | Fannie M Nelson | 16 | Daughter | — | Alabama |
| 4 | Northea Nelson | 15 | Daughter | — | Alabama |
| 5 | Margaret Nelson | 13 | Daughter | — | Alabama |
| 6 | Raymond Nelson | 10 | Son | — | Alabama |
| 7 | Martha A Nelson | 8 | Daughter | — | Alabama |
| 8 | Janett Nelson | 5 | Daughter | — | Alabama |
| 9 | Alonzo Brewer | 38 | Head | Laborer | Alabama |
| 10 | Buner Brewer | 33 | Wife | — | Alabama |
| 11 | Maybell Brewer | 16 | Daughter | — | Alabama |
| 12 | Virgie Brewer | 13 | Daughter | — | Alabama |
| 13 | Rosa M Brewer | 10 | Daughter | — | Alabama |
| 14 | Sam Mitchel | 50 | Head | Miner | Bulgaria |
| 15 | Lillie Mitchel | 23 | Wife | — | Alabama |
| 16 | Boris Mitchel | 16 | Son | — | Alabama |
| 17 | Earle Mitchel | 10 | Son | — | Alabama |
| 18 | Frank Harrison | 59 | Head | — | Alabama |
| 19 | Edna Harrison | 61 | Sister | — | Alabama |
| 20 | J C Allen | 23 | Head | Miner | Alabama |
| 21 | Mary K Allen | 19 | Wife | — | Alabama |
| 22 | Lucille Allen | 2 | Daughter | — | Alabama |
| 23 | Sarah Lawley | 61 | Head | — | Alabama |
| 24 | Woodrow Lawley | 21 | Son | Miner | Alabama |
| 25 | Jessie Allen | 33 | Head | Miner | Alabama |
| 26 | Dorthea Allen | 30 | Wife | — | Alabama |
| 27 | Lloyd Allen | 12 | Son | — | Alabama |
| 28 | Vivian Allen | 9 | Daughter | — | Alabama |
| 29 | Doris Allen | 7 | Daughter | — | Alabama |
| 30 | D J Allen | 5 | Son | — | Alabama |
| 31 | Douglas Allen | 2 | Son | — | Alabama |
| 32 | Richard H Harrison | 58 | Head | Miner | Alabama |
| 33 | Birdie Harrison | 53 | Wife | — | Alabama |
| 34 | Rayau Harrison | 22 | Son | Farmer | Alabama |
| 35 | Charles Harrison | 19 | Son | — | Alabama |
| 36 | Milton E Worley | 55 | Head | Farmer | Alabama |
| 37 | Etta M Worley | 54 | Wife | — | Alabama |
| 38 | Archie Worley | 20 | Son | Farmer | Alabama |
| 39 | Frances Worley | 18 | Daughter | — | Alabama |
| 40 | Janstine Worley | 15 | Daughter | — | Alabama |
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)