LJ
Lucy Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Minnesota
Our Model Tree links this Lucy Jackson across the 1930 and 1940 US Censuses in Washington-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Minnesota |
| Surname | Jackson |
| Given Name | Lucy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Stillwater Twp. |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Stillwater Twp |
| Est. Birth Year | ~1930 |
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 Lucy | Age | Birth yr |
|---|---|---|---|---|
| Lola Johnson | Other | — | 23 | ~1917 |
| Dorothy Drescher | Other | — | 24 | ~1916 |
| John Jackson | Son | — | 12 | ~1928 |
| Margaret Jackson | Spouse | — | 37 | ~1903 |
| Margaret Jackson | Daughter | — | 15 | ~1925 |
| Henrietta Jackson | Daughter | — | 7 | ~1933 |
| A Jackson | Head | — | 41 | ~1899 |
| Lucy Jackson | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Ramsey, Minnesota
Daughter, age
Ramsey, Minnesota · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Lucy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Washington-County, Minnesota
Daughter, age 10
Washington-County, Minnesota · implied b. ~1930 — 8 household members
| Surname | Jackson |
| Given Name | Lucy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Stillwater Twp. |
| 1935 Residence (County) | Washington |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Lucy Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Jackson
Daughter · 1940 · age 10 · b. ~1930 · Minnesota
★ You are viewing this record
Sibling
Henrietta Jackson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Jackson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jackson
Sibling · 1940 · age 12
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 — Washington-County, Minnesota
Open full size
1940 US Federal Census — Washington-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01967-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laurel Erickson | 13 | daughter | — | Minnesota |
| 2 | Joyce Erickson | 7 | daughter | — | Minnesota |
| 3 | Carole Erickson | 2 | daughter | — | Minnesota |
| 4 | Herman Klawitter | 75 | Head | — | Germany |
| 5 | Karl Klawitter | 32 | son | Shoe Maker | Minnesota |
| 6 | Emma Klawitter | 29 | daughter-in-law | — | Minnesota |
| 7 | Yvonne Klawitter | 6 | grand child | — | Minnesota |
| 8 | Marilyn Klawitter | 5 | grand child | — | Minnesota |
| 9 | Ronald Klawitter | 2 | grand child | — | Minnesota |
| 10 | A. B. Jackson | 41 | Head | Insurance | Minnesota |
| 11 | Margaret W. Jackson | 37 | wife | — | Minnesota |
| 12 | Margaret Jackson | 15 | daughter | — | Minnesota |
| 13 | John Jackson | 12 | son | — | Minnesota |
| 14 | Lucy Jackson THIS PERSON | 10 | daughter | — | Minnesota |
| 15 | Henrietta Jackson | 7 | daughter | — | Minnesota |
| 16 | Dorothy Drescher | 24 | servant | House Maid | Minnesota |
| 17 | Lola Johnson | 23 | servant | House Maid | Minnesota |
| 18 | Charles J. Jacobson | 50 | Head | Manager | Minnesota |
| 19 | Mable Jacobson | 46 | wife | — | Minnesota |
| 20 | Donna Mae Jacobson | 12 | daughter | — | Minnesota |
| 21 | Daniel J. Lalle | 35 | Head | Section Foreman | Germany |
| 22 | Constance Lalle | 30 | wife | — | Wisconsin |
| 23 | Donald Lalle | 15 | son | — | Iowa |
| 24 | Lawrence Lalle | 12 | daughter | — | Iowa |
| 25 | Donna Mae Lalle | 12 | daughter | — | Iowa |
| 26 | Rance Lalle | 11 | daughter | — | Wisconsin |
| 27 | Christ Madan | 44 | Head | Core Maker | Denmark |
| 28 | Eleanor Madan | 35 | wife | — | Wisconsin |
| 29 | Betty Madan | 16 | daughter | — | Minnesota |
| 30 | Iris Madan | 14 | daughter | — | Minnesota |
| 31 | Ellen Madan | 2 | daughter | — | Minnesota |
| 32 | Carol Madan | 0 | daughter | — | Minnesota |
| 33 | Margaret Leonard | 27 | lodger | Waitress | North Dakota |
| 34 | Joseph H. O'Neal | 50 | Head | Laborer | Minnesota |
| 35 | Bessie O'Neal | 48 | wife | — | Minnesota |
| 36 | James O'Neal | 21 | son | — | Minnesota |
| 37 | Dorothy O'Neal | 18 | daughter | — | Minnesota |
| 38 | Wayne O'Neal | 13 | son | — | Minnesota |
| 39 | Patricia O'Neal | 11 | daughter | — | Minnesota |
| 40 | Mary O'Neal | 10 | daughter | — | Minnesota |
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)