JB
John Baldwin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this John Baldwin across the 1920, 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed), with identified parents Arthur & Elizabeth — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Baldwin |
| Given Name | John L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | Clerk |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 216 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Clerk |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Zelda Baldwin | Spouse | — | 35 | ~1905 |
| Barbara Baldwin | Daughter | — | 3 | ~1937 |
| John Baldwin | Head | — | 34 | ~1906 |
Census Appearances
1920
Ramsey, Minnesota
Son, age 13
Ramsey, Minnesota · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baldwin |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Mother Tongue | English |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Ramsey, Minnesota
Son, age 23
Ramsey, Minnesota · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baldwin |
| Given Name | John L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Nebraska |
| Mother's Birthplace | Illinois |
| Occupation | Office Clerk |
| Industry | Steam Railway |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Ramsey-County, Minnesota
Head, age 34
Ramsey-County, Minnesota · implied b. ~1906 — 3 household members
| Surname | Baldwin |
| Given Name | John L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | Clerk |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 216 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 John Baldwin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Baldwin (~0.92 confidence) and mother Elizabeth Baldwin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Baldwin
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Baldwin
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Baldwin
Head · 1940 · age 34 · b. ~1906 · Minnesota
★ 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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01995-00050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty M Davis | 11 | Daughter | — | Minnesota |
| 2 | Harry R Davis | 9 | Son | — | Minnesota |
| 3 | Darline M Davis | 5 | Daughter | — | Minnesota |
| 4 | Conrad L Nelson | 41 | Head | Time Keeper | Minnesota |
| 5 | Alice M Nelson | 39 | Wife | H | Minnesota |
| 6 | Joyce M Nelson | 15 | Daughter | — | Minnesota |
| 7 | Janet L Nelson | 9 | Daughter | — | Minnesota |
| 8 | Elmer C Peterson | 48 | Head | Stationary Engineer | Minnesota |
| 9 | Marion E Peterson | 37 | Wife | H | Minnesota |
| 10 | Colette Maye Peterson | 4 | Daughter | — | Minnesota |
| 11 | Ralph L Walsdorf | 39 | Head | Truck Driver | Wisconsin |
| 12 | Margaret M Walsdorf | 33 | Wife | H | Minnesota |
| 13 | Richard L Walsdorf | 11 | Son | — | Minnesota |
| 14 | Wallace P Walsdorf | 9 | Son | — | Minnesota |
| 15 | Marjorie J Walsdorf | 7 | Daughter | — | Minnesota |
| 16 | John L Baldwin THIS PERSON | 34 | Head | Clerk | Nebraska |
| 17 | Zelda H Baldwin | 35 | Wife | H | Iowa |
| 18 | Barbara J Baldwin | 3 | Daughter | — | Minnesota |
| 19 | Adler E Baldwin | 58 | Head | Postal Clerk | Nebraska |
| 20 | Elizabeth S Baldwin | 57 | Wife | H | Illinois |
| 21 | Anthony L Greig | 42 | Head | Brake Man | Minnesota |
| 22 | Margery G Greig | 39 | Wife | H | Minnesota |
| 23 | Jason L Greig | 9 | Daughter | — | Minnesota |
| 24 | Walter T Johnson | 41 | Head | Laborer | Minnesota |
| 25 | Clara M Johnson | 42 | Wife | H | Minnesota |
| 26 | Donald C Hoffman | 35 | Head | Clerk | Minnesota |
| 27 | Selma S Hoffman | 31 | Wife | H | Minnesota |
| 28 | Dean W Hoffman | 9 | Son | — | Minnesota |
| 29 | Charles D Hoffman | 5 | Son | — | Minnesota |
| 30 | Theodore G Quamme | 54 | Head | Laborer | No Dakota |
| 31 | End Of Block 127 Begin 128 | None | — | — | — |
| 32 | Anton Rozyski | 78 | Head | — | Poland |
| 33 | Leokadia Rozyski | 76 | Wife | H | Poland |
| 34 | Cornelius A Tracy | 38 | Head | Relief Driver | Minnesota |
| 35 | Mary M Tracy | 32 | Wife | H | Minnesota |
| 36 | Margaret Christine Tracy | 7 | Daughter | — | Minnesota |
| 37 | Gordon E Barrett | 38 | Head | Pressman | Minnesota |
| 38 | Clara E B Barrett | 37 | Wife | H | Minnesota |
| 39 | Wesley B Barrett | 11 | Son | — | Minnesota |
| 40 | Emery C Barrett | 9 | Son | — | Minnesota |
Pedigree Summary
John
Gen 1 · 2 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)