Salt Lake County
D+
Overall1.2MPopulation

Photo: Wikipedia

Demographics

Predominantly WhiteSimpson's Diversity Index: 50
Population1,184,689
Foreign Born7.5%
Population Density1,574people per mi²
Median Age33.8 yrs
Demographics Trajectory
ChangingSince 2000, this county has seen significant population changes in a short period of time.
Current Race / Ethnicity Breakdown
Population Trends

Affluence Level

Overall Affluence Grade
B-
Good

An upper-middle-class area. Household wealth, education levels, and homeownership run ahead of national benchmarks.

Median HHI
$95k+5.2%
26% above US avg
Est. Avg Net Worth
$793k
21% above US avg
College Educated
38.6%
10% above US avg
WFH
17.7%
24% above US avg
Homeownership
67.0%
2% above US avg
Median Home
$485k
72% above US avg

People of Salt Lake County

Salt Lake County is the demographic and economic core of Utah, home to just over 1.18 million residents as of recent data, or roughly one-third of the state's population. The population is 67.9% white, 20.0% Hispanic, 3.0% East and Southeast Asian, and 1.1% Indian, with a foreign-born share of 7.5% and a college-educated rate of 38.6%. Historically anchored by its Mormon pioneer foundations, the county today blends the descendants of those early settlers with a growing wave of international immigrants and domestic newcomers from the West Coast, giving it a character that is increasingly distinct from the more uniformly LDS regions of the state.

Settlement & growth (pre-1960)

Before Euro-American settlement, the Salt Lake Valley was inhabited by bands of the Western Shoshone, Goshute, and Ute peoples, who seasonally camped along the Jordan River and the shores of the Great Salt Lake. Spanish explorers passing through in 1776 left no permanent settlements, and the region remained sparsely populated until Anglo-American arrival.

The first lasting settlement occurred in July 1847, when Mormon pioneers under Brigham Young entered the valley and founded Salt Lake City. Within days they were plowing fields and digging irrigation ditches along City Creek. The Church of Jesus Christ of Latter-day Saints directed a systematic colonization effort over the following decades, sending church members to satellite settlements throughout the valley. By the 1850s and 1860s, tens of thousands of European converts — primarily English, Welsh, Scandinavians (Danish, Swedish, Norwegian), and Scots — immigrated to the territory and were directed to specific communities. English and Scandinavian converts dominated the early farming settlements of Sandy and West Jordan, while Welsh and Scottish immigrants concentrated in Murray and Midvale, where the smelters and rail yards offered industrial work.

Following the transcontinental railroad's completion in 1869, a wave of non-Mormon immigrants arrived for mining and railroad work. Greeks, Italians, Slavs (chiefly Croatians and Slovenians), and Chinese laborers poured into the region, establishing enclaves in the mining camps of Bingham Canyon (part of unincorporated Salt Lake County) and in the industrial districts of Murray and Midvale. These groups remained largely segregated from the LDS pioneer core, building their own churches, fr

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* Values derived from national, state, county, city and local statistics and may differ in a specific area. Last updated: 2026-06-01T11:05:45.000Z

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