Population
1,220,916
2025
+2.9% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Salt Lake County had an estimated 1,220,916 residents in 2025, up 2.9% (33,907 more people) since 2020. That is slower than Utah as a whole (+7.8%), and the 24th fastest growth of 28 counties in Utah.
Data as of 2025 · updated
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In the Salt Lake County report
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1,220,916
2025
+2.9% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
−8,024
2025
−6.6 per 1,000 residents
−50,985 in total, 2021–2025
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. People moving in from other U.S. counties minus people moving out.
3.6%
2025
+1.1 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
7,179
2025
−32.6% since 2021
5.9 per 1,000 residents
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
$97,494
2020–24
+26.4% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
693,721
2023
+13.1% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
Net domestic migration was negative in 2025: 8,024 more people moved out to other U.S. counties than moved in.
Private employers had 693,721 paid employees in mid-March 2023, +13.1% since 2018 (County Business Patterns).
Unemployment averaged 3.6% in 2025, 1.1 points higher than in 2019 (before the pandemic).
Builders were authorized to start 7,179 new homes in 2025, or 5.9 per 1,000 residents.
Median household income was $97,494 in the 2020–24 American Community Survey, +26.4% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 1,031st.
Part of the Salt Lake City-Murray, UT metro area.
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| Year | Population | Change |
|---|---|---|
| 2025 | 1,220,916 | +3,462 |
| 2024 | 1,217,454 | +11,945 |
| 2023 | 1,205,509 | +10,763 |
| 2022 | 1,194,746 | +8,098 |
| 2021 | 1,186,648 | −361 |
| 2020 | 1,187,009 | – |
Census Bureau population estimates, July 1 of each year.
Salt Lake County grew by 33,907 people since 2020 even though 50,985 more residents moved to other U.S. counties than came from them: births outnumbered deaths by 34,412, and net international migration added 50,526.
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | +7,054 | +34,412 | |
| International migrationfrom and to other countries | +4,424 | +50,526 | |
| Domestic migrationfrom and to other U.S. counties | −8,024 | −50,985 | |
| Census adjustmentbalancing residual | +8 | −46 | |
| Total change | +3,462 | +33,907 |
Census Bureau population estimates, components of change, each year July 1 to June 30. The components add up to the change in the estimate; the Census adjustment is the small balancing figure the Bureau publishes.
| Measure | In Utah | Among U.S. counties |
|---|---|---|
| Population growth | 24th of 28 | 1,031st of 3,107 |
| Net domestic migration per 1,000 residents | 21st of 28 | 2,697th of 3,108 |
| Private-sector job growth | 14th of 27 | 473rd of 3,092 |
| Median household income | 8th of 28 | 192nd of 3,107 |
| Lowest unemployment rate | 13th of 28 | 1,109th of 3,108 |
| New homes permitted per 1,000 residents | 20th of 28 | 486th of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
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Over 2020–25, Salt Lake County's population change (+2.9%) was ahead of 1 of its 6 neighbouring counties and behind 5.
Its median household income ($97,494, 2020–24) is lower than in all 6 of its neighbouring counties.
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Salt Lake County, UT This county | 1,220,916 | +2.9% | −6.6 | 5.9 | $97,494 |
| Davis County, UT | 381,227 | +4.8% | −0.8 | 5.0 | $110,884 |
| Morgan County, UT | 13,383 | +8.1% | 14.5 | 14.3 | $130,929 |
| Utah County, UT | 759,859 | +14.5% | 4.2 | 9.5 | $100,671 |
| Wasatch County, UT | 38,514 | +9.8% | 9.9 | 29.3 | $117,608 |
| Summit County, UT | 43,141 | +1.6% | −10.3 | 13.1 | $138,114 |
| Tooele County, UT | 87,461 | +19.2% | 22.0 | 6.0 | $106,587 |
Census Bureau population estimates and building permits, American Community Survey 5-year income. Rates per 1,000 residents. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
Yes. Its population grew 2.9% between 2020 and 2025, about 33,907 more people (Census Bureau population estimates). Utah as a whole changed +7.8% over the same years. That ranks 24th of 28 counties in Utah for population growth.
On net, none in 2025: about 8,024 more people moved out to other U.S. counties than moved in (Census Bureau net domestic migration estimate).
It averaged 3.6% in 2025 (BLS Local Area Unemployment Statistics, annual average).
About 1,220,916 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
Private employers there had 693,721 paid employees in mid-March 2023, +13.1% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Utah county pages carry the public federal growth figures.
Email me when Salt Lake County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.
Jobs outside North and South Carolina use County Business Patterns (paid private-sector employees in mid-March); wages and government jobs are not included.