LM
Lucy Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kootenai-County, Idaho
Our Model Tree links this Lucy Martin across the 1930 and 1940 US Censuses in Kootenai-County, Idaho (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 5-person household.
Age 55
b. ~1885
Female
Spouse
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kootenai-County, Idaho |
| Surname | Martin |
| Given Name | Lucy E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Coeur d'Alene City |
| 1935 Residence (County) | Kootenai |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | Coeur Dalene City |
| Est. Birth Year | ~1885 |
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 Lucy | Age | Birth yr |
|---|---|---|---|---|
| Vivian Martin | Daughter | — | 18 | ~1922 |
| Thomas Martin | Head | — | 56 | ~1884 |
| Paul Martin | Son | — | 28 | ~1912 |
| Arlion Martin | Son | — | 13 | ~1927 |
| Lucy Martin | Spouse | — | 55 | ~1885 |
Census Appearances
1930
Kootenai, Idaho
Other, age 45
Kootenai, Idaho · implied b. ~1885 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lucy E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 25 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Kootenai-County, Idaho
Spouse, age 55
Kootenai-County, Idaho · implied b. ~1885 — 5 household members
| Surname | Martin |
| Given Name | Lucy E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | Coeur d'Alene City |
| 1935 Residence (County) | Kootenai |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lucy Martin
Spouse · 1940 · age 55 · b. ~1885 · Idaho
★ 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 — Kootenai-County, Idaho
Open full size
1940 US Federal Census — Kootenai-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00748-00244)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Allan D Krieg | 18 | Son | — | South Dakota |
| 2 | Thomas Duhn | 54 | Head | — | Wisconsin |
| 3 | Marjorie Duhn | 49 | Wife | — | Colorado |
| 4 | Charlie Calkins | 45 | Head | Cutter | Michigan |
| 5 | Martha Calkins | 38 | Wife | Carpenter | Louisiana |
| 6 | Darlene M Calkins | 5 | Daughter | — | Kellogg |
| 7 | Maud F Calkins | 69 | Head | — | Michigan |
| 8 | Loren Murphy | 67 | Head | — | Michigan |
| 9 | Callie Murphy | 71 | Wife | — | Georgia |
| 10 | Henry W Murphy | 38 | Son | Tug Captain | South Dakota |
| 11 | Paul R Wise | 32 | Head | Laborer | Iowa |
| 12 | Lea H Wise | 36 | Wife | — | North Dakota |
| 13 | Arlene Wise | 13 | Daughter | — | North Dakota |
| 14 | Gideon Patzer | 34 | Head | Tool-Checker | North Dakota |
| 15 | Dora Patzer | 31 | Wife | — | Minnesota |
| 16 | Helen Patzer | 9 | Daughter | — | South Dakota |
| 17 | Richard Patzer | 7 | Son | — | North Dakota |
| 18 | Nathaniel Patzer | 67 | Head | — | Russia |
| 19 | Elizabeth Patzer | 63 | Wife | Dressmaker | Russia |
| 20 | Palmer Johnson | 37 | Head | Painter | Minnesota |
| 21 | Viola Johnson | 27 | Wife | — | North Dakota |
| 22 | Dolores Johnson | 8 | Daughter | — | Minnesota |
| 23 | Kenneth Johnson | 2 | Son | — | Washington |
| 24 | William Parsons | 61 | Head | Operator | Minnesota |
| 25 | Lilly Mae Parsons | 48 | Wife | — | Kansas |
| 26 | Patrick J Parsons | 25 | Son | Dispatcher | Idaho |
| 27 | Thomas Martin | 56 | Head | — | Oklahoma |
| 28 | Lucy E Martin THIS PERSON | 55 | Wife | — | Arkansas |
| 29 | Paul Martin | 28 | Son | Laborer | Texas |
| 30 | Vivian Martin | 18 | Daughter | Sewing | Arkansas |
| 31 | Arlion Martin | 13 | Son | — | Texas |
| 32 | Luther Profitt | 56 | Head | Contractor | Kentucky |
| 33 | Delora Profitt | 45 | Wife | — | Kentucky |
| 34 | Hazel Mae Brown | 10 | Step-daughter | — | Oregon |
| 35 | John C Profitt | 83 | Father | — | Kentucky |
| 36 | Thomas O'Brien | 76 | Head | — | Canada-Eng |
| 37 | Mary E O'Brien | 60 | Wife | — | Michigan |
| 38 | Charles Score | 40 | Step-son | Cook | Wisconsin |
| 39 | John W Teller | 69 | Head | — | Ohio |
| 40 | Sadie Teller | 64 | Wife | — | Michigan |
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)