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ZIP code

84121

Salt Lake City, UT

STANDARD

84121 covers Salt Lake City in Salt Lake County, with 39,204 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

39,204

Median household income

$114,912

Median home value

$614,500

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 84121. Methodology

ZIP code map of 84121

Census ZCTA boundary for ZIP 84121 in Salt Lake City, Utah
Census ZCTA boundary for ZIP 84121 in Salt Lake City, Utah. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 84121

Type

STANDARD

Timezone

America/Denver

Area codes

385, 435, 801

Land area

64.5 sq mi

Water area

0.16 sq mi

Households

16,669

Median gross rent

$1,732

Acceptable cities: Brighton, Cottonwd Hts, Cottonwood, Cottonwood Heights, Cottonwood Heights City, Holladay, Holladay Cottonwood, Holladay Ctwd, Murray, Salt Lake Cty, Solitude

More enterprise fields

Timezone
America/Denver
Area Codes
385, 435, 801
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 84121. Not ACS. Methodology

People in 84121

Race

  • White35,609
  • Black or African American293
  • American Indian or Alaska Native202
  • Asian1,395
  • Native Hawaiian and Pacific Islander138
  • Other race940
  • Two or more races3,051

Hispanic or Latino (any race): 2,916

Age

  • Under 104,788
  • 10 to 194,970
  • 20 to 295,196
  • 30 to 395,920
  • 40 to 495,071
  • 50 to 594,784
  • 60 to 695,042
  • 70 to 793,718
  • 80 and older2,139

Income and housing in 84121

Poverty rate

6.5%

Median earnings

$56,990

Median household income

$114,912

Median home value

$614,500

Median gross rent

$1,732

Education

  • High school graduate96.9%
  • Bachelor's degree52.3%
  • Graduate degree20.2%

Places covering 84121

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

0.1% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 84121

IRS populationACS population
45,16222,581020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
200539,255
200636,933
200738,430
200837,667
200937,877
201038,296
201141,81738,744
201241,12038,350
201341,64638,410
201441,49438,210
201541,60438,410
201640,63538,200
201740,66538,090
201840,75237,670
201940,85737,720
202039,89537,450
202140,15136,690
202239,75936,470
202339,204

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 84121

12 nearest ZIP centroids (any distance)

  1. 84092Sandy4.7 miPop 28,162 · Income $153,333
  2. 84109Salt Lake City6.2 miPop 25,879 · Income $136,823
  3. 84124Salt Lake City7.2 miPop 22,992 · Income $117,500
  4. 84093Sandy7.6 miPop 23,998 · Income $132,453
  5. 84117Salt Lake City8.4 miPop 24,873 · Income $87,451
  6. 84004Alpine9.1 miPop 10,272 · Income $156,786
  7. 84060Park City9.6 miPop 8,575 · Income $132,412
  8. 84094Sandy9.7 miPop 28,277 · Income $102,881
  9. 84003American Fork10.0 miPop 55,259 · Income $120,262
  10. 84107Salt Lake City10.7 miPop 37,548 · Income $73,469
  11. 84047Midvale10.8 miPop 36,573 · Income $73,120
  12. 84106Salt Lake City10.8 miPop 33,791 · Income $94,452

ZIP centroids within 2 miles

No other ZIP codes within 2 miles of 84121, measured by Census internal-point centroids. Try a wider radius.

ZIPs within 2 miles of this place

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84121 Salt Lake City, UT

Looking up ZIP codes within 2 miles of 84121 Salt Lake City, UT, measured by centroid distance.

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ZIP code 84121 FAQ

What city is ZIP code 84121 in?
84121 is in Salt Lake City, UT.
What county is 84121 in?
84121 is in Salt Lake County.
What is the median household income in 84121?
The median household income in 84121 is $114,912.
Which ZIP codes are near 84121?
Use the radius tool on this page to list ZIP codes within a chosen distance of 84121.