DP
Dorothy Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, Pennsylvania
Our Model Tree links this Dorothy Peterson across the 1930 and 1940 US Censuses in Mercer-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Pennsylvania |
| Surname | Peterson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Highest Grade | S 3 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Perry Township |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Merle Peterson | Son | — | 7 | ~1933 |
| Virgil Peterson | Son | — | 3 | ~1937 |
| Paul Peterson | Son | — | 6 | ~1934 |
| Dale Peterson | Son | — | 5 | ~1935 |
| Norma Peterson | Daughter | — | 9 | ~1931 |
| Esther Peterson | Daughter | — | 12 | ~1928 |
| Martha Peterson | Daughter | — | 2 | ~1938 |
| Dorothy Peterson | Daughter | — | 10 | ~1930 |
| Madison Peterson | Head | — | 52 | ~1888 |
| Cecil Peterson | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Mercer, Pennsylvania
Daughter, age 1
Mercer, Pennsylvania · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Mercer-County, Pennsylvania
Daughter, age 10
Mercer-County, Pennsylvania · implied b. ~1930 — 10 household members
| Surname | Peterson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Mercer |
| Highest Grade | S 3 |
| 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 Dorothy Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Peterson
Daughter · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Virgil Peterson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Peterson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Peterson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Peterson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Peterson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merle Peterson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Peterson
Sibling · 1940 · age 2
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 — Mercer-County, Pennsylvania
Open full size
1940 US Federal Census — Mercer-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03571-00662)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mae Bella Boyd | 7 | Granddaughter | — | Pennsylvania |
| 2 | Henry R. Giebner | 17 | Grandson | — | Pennsylvania |
| 3 | Charles H. Giebner | 15 | Grandson | — | Pennsylvania |
| 4 | Vance E. Mcelwain | 52 | Head | Farmer | Pennsylvania |
| 5 | Anna A. Mcelwain | 42 | Wife | — | Michigan |
| 6 | Mary Ann Mcelwain | 13 | Daughter | — | Michigan |
| 7 | Madison W. Peterson | 52 | Head | Carman | Pennsylvania |
| 8 | Cecil I. Peterson | 44 | Wife | — | Pennsylvania |
| 9 | Esther I. Peterson | 12 | Daughter | — | Pennsylvania |
| 10 | Dorothy M. Peterson THIS PERSON | 10 | Daughter | — | Pennsylvania |
| 11 | Norma Jean Peterson | 9 | Daughter | — | Pennsylvania |
| 12 | Merle E. Peterson | 7 | Son | — | Pennsylvania |
| 13 | Paul E. Peterson | 6 | Son | — | Pennsylvania |
| 14 | Dale L. Peterson | 5 | Son | — | Pennsylvania |
| 15 | Virgil J. Peterson | 3 | Son | — | Pennsylvania |
| 16 | Martha Belle Peterson | 2 | Daughter | — | Pennsylvania |
| 17 | George W. Plecker | 72 | Head | Farmer | Virginia |
| 18 | Sarah E. Plecker | 42 | Wife | — | Virginia |
| 19 | Lillian C. Plecker | 20 | Daughter | Maid | Ohio |
| 20 | Waldo E. Plecker | 15 | Son | — | Pennsylvania |
| 21 | Vance J. Partridge | 40 | Head | Farmer | Pennsylvania |
| 22 | Mary I. Partridge | 35 | Wife | — | Pennsylvania |
| 23 | Joseph R. Partridge | 16 | Son | Farm Laborer | Pennsylvania |
| 24 | Herbert L. Partridge | 14 | Son | — | Pennsylvania |
| 25 | Mary Jane Partridge | 11 | Daughter | — | Pennsylvania |
| 26 | Phyllis E. Partridge | 9 | Daughter | — | Pennsylvania |
| 27 | Ruth I. Partridge | 7 | Daughter | — | Pennsylvania |
| 28 | Shirley J. Partridge | 4 | Daughter | — | Pennsylvania |
| 29 | John A. Partridge | 3 | Son | — | Pennsylvania |
| 30 | Rance C. Partridge | 1 | Son | — | Pennsylvania |
| 31 | Elton J. Cramer | 65 | Head | Farmer | Pennsylvania |
| 32 | Nellie M. Cramer | 63 | Wife | — | Pennsylvania |
| 33 | Nina M. Murdock | 62 | Head | — | Pennsylvania |
| 34 | William Murdock | 21 | Son | New Worker | Pennsylvania |
| 35 | Ethel M. Reeter | 17 | Daughter | — | Pennsylvania |
| 36 | Raymond G. Hawthorne | 50 | Head | Dairyman | Pennsylvania |
| 37 | Ivela Hawthorne | 46 | Wife | — | Pennsylvania |
| 38 | Charles L. Kaltenbaugh | 28 | Head | Farm Operator | Pennsylvania |
| 39 | Anna M. Kaltenbaugh | 28 | Wife | — | Pennsylvania |
| 40 | John R. Kaltenbaugh | 1 | Son | — | Pennsylvania |
Related Census Records
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)