Kewaskum: Demographics & People
Census counts 4,461 people in Kewaskum, in 1,805 households. Population grew 2.1% from 4,367 (2022) to 4,461 (2024). Median age 38.8 years. (5.0y younger than Washington County; 0.5y older than Wisconsin). Children under 18 are 22% of the population. Population is 92% White (non-Hispanic) and 7% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.10). 67% of households are family-led. County health: 42% adult obesity, 18% smoke.
- 2.5 people per household (vs Wisconsin avg 2.4).
- 33% non-family households (singles, roommates) (vs Wisconsin 43%).
- 72 dependents per 100 working-age (youth + seniors / 18-64) (vs Wisconsin 66).
Population & Trend
Population grew 2.1% from 4,367 (2022) to 4,461 (2024) — about 3.6× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~4,557 (extrapolated at 1.1%/yr trend). Census Bureau Vintage estimate: 4,687.
| Census data vintage | 2024 |
|---|---|
| Population | 104,154 people |
| Annual growth rate · Population change | 2.1% |
| Annual growth rate · Population (2022) | 4,367 |
| Annual growth rate · Population (2024) | 4,461 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | growing |
| Population | 4,461 people (vs Wisconsin 25,785) |
| Population Estimate | 4,687 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 38.8y is 0.1 years younger than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.
| Age Summary · Median age | 38.8 years (vs Wisconsin 38.3y) |
|---|---|
| Age Summary · Children Pct | 21.9% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 4,461 |
| Age Summary · Under 18 | 976 |
| Age Summary · 18 To 34 | 841.0× |
| Age Summary · 35 To 64 | 1,750.0× |
| Age Summary · 65 Plus | 894 |
| Population under 18 | 976 |
| Median age | 38.8 years (vs Wisconsin 38.3y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 4,461 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.10 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 4,131 |
|---|---|
| Asian residents | 29 |
| Hispanic or Latino residents | 190 |
| Diversity Index · Diversity index (Simpson) | 9.6% |
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 3 |
| Diversity Index · Largest group share | 95.0% |
| Asian population | 0.4% (vs Wisconsin 3.1%) |
| Hispanic or Latino population | 6.9% (vs Wisconsin 6.6%) |
| White (non-Hispanic) population | 91.7% (vs Wisconsin 81.6%) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Ancestry
Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.
Top (8)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 0.1% are foreign-born — below the U.S. average of 13.9%. 2% have naturalized to U.S. citizenship.
| Residents born in this state | 3,915 |
|---|---|
| Residents born in another state | 446 |
| Share born in this state | 87.8% |
| Share born in another state | 12.2% |
| Native-born U.S. citizens | 10.0% |
| Foreign-born residents | 0.1% |
| Naturalized citizens | 2.2% |
| Total foreign-born residents | 80 |
| From Europe | 59 |
| From Africa | 21 |
Households & Family Composition
1,805 households. Averaging 2.5 people each — matches the U.S. average of 2.5. 67% are family households — near the U.S. share of ~65%. Of 1,205 families, 44% are married couples with children.
| Children under 18 | 977 |
|---|---|
| Total families | 1,205 |
| Married couples with children | 531 |
| Single-parent households | 88 |
| Average household size | 2.48 |
| Women who gave birth (past year) | 14.3% |
| Grandparents living with grandchildren | 868 |
| Grandparents responsible for grandchildren | 502 |
| Family households | 1,204 households (vs Wisconsin 7,092) |
| Households that are families | 66.7% (vs Wisconsin 57.2%) |
| Total households | 1,805 households (vs Wisconsin 10,843) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 4.2% moved within the county in the past year — the U.S. baseline is roughly 8–10%.
| Moved within the county (past year) | 4.2% |
|---|---|
| Migration · People moving in (annual) | 97,765 |
| Migration · People moving out (annual) | 97,782 |
| Migration · Net migration (in − out) | -17 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2021-2022 · Refreshed 2026-04-12
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Residents with a disability | 232 |
|---|---|
| Disability rate | 5.4% |
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 61 residents live in group quarters (1.4% of population).
| Living in group quarters | 61 |
|---|
Other
| Congressional District · District | 5 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 55039 |
| Cdc Birth Rate · State Fips | 55 |
| Cdc Birth Rate · County Fips | 039 |
| Cdc Birth Rate · County | Fond Du Lac |
| Cdc Birth Rate · Birth Rate | 12.0% |
| Cdc Birth Rate · Lower Ci | 10.30 |
| Cdc Birth Rate · Upper Ci | 13.90 |
| Cdc Mortality · Fips | 55039 |
| Cdc Mortality · County | Fond du Lac County |
| Cdc Mortality · Urban Rural | Small metro |
| Cdc Mortality · Total Deaths 2020 2023 | 3,990 |
| Cdc Vaccination · Fips | 55039 |
| Cdc Vaccination · County | Fond du Lac County |
| Cdc Vaccination · Dose1 Pop Pct | 63.1% |
| Cdc Vaccination · Series Complete Pct | 58.0% |
| Cdc Vaccination · Booster Pct | 59.5% |
| Cdc Vaccination · Population 2019 | 103,403 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 5.20 |
| Family Score · Schools | 4 |
| Family Score · Childcare Centers | 4 |
| Family Score · Youth Sports Orgs | 2 |
| Family Score · Children Pct | 21.9% |
| Family Score · Rating | good |
| Town Summary · Key Facts | population 4,461, growing, family-oriented, upper-middle, mixed |
| Town Summary · Population | 4,461 people (vs Wisconsin 25,785) |
| Town Summary · County | Fond du Lac County |
Sources: NCES school congressional district assignment · federal dataset cascade