Zip lookup · LA

70121
Jefferson, Louisiana.

Jefferson, Jefferson Parish, LA · New Orleans-Metairie, LA metro · population 10,558

What it costs per month · 70121 $1,334/mo

to buy the typical home at today's mortgage rate — +$173 (+15%) since Jan 2020.

What the home itself did
1 year
Down $21,575 -8%
$275,799$254,224 since Sep 2025
5 years
Down $93,232 -27%
$347,456$254,224 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 70121 $1,334 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 70121$1,334
  • United States$1,922

At the last five years' pace, prices here aren't rising.

Typical home values in zip 70121 fell 7.8% over the past year — slower than the nation's +1.2%.

Asking rents in zip 70121 rose 4.0% over the past year — faster than the nation's +2.7%.

Owning the typical home in zip 70121 runs $112/mo more than renting one. The gap peaked at $322 in Aug 2025.

That is $1,717 a month against $1,606 rent: a $1,334 mortgage payment, plus $111 property tax and $272 insurance & upkeep.

Owning vs renting — zip 70121

The owning line is the typical home's monthly payment at that month's rate, plus property tax and insurance & upkeep; the renting line is the typical asking rent; the grey line is the mortgage payment on its own. Same homes, same months, both ways of paying for a roof.

$1,250 $1,500 $1,750 2025 2026 Owning all in $1,717 Renting $1,606 Mortgage only $1,334
$1,250 $1,500 $1,750 2025 2026
  • Owning all in$1,717
  • Renting$1,606
  • Mortgage only$1,334

Property tax · $111/mo 0.52% of value a year — the ACS 2020-2024 median bill over the median home value for Jefferson Parish, LA

Insurance & upkeep · $272/mo insurance, maintenance and repairs together, from the BLS Consumer Expenditure Survey — the national figure for mortgaged homeowners, scaled to this market's home value. BLS publishes the three bundled and they cannot be split.

Both are priced off the same month's home value, so they rise with the market. Neither is a quote — a specific home's bill depends on its assessment, its age and its insurer.

Zillow also publishes an index for the city itself: Jefferson, LA — measured over the city limits, which is a different area from this zip.

Asking rent $1,606 as of Sep 2026
+4.0%year on year
Typical home value $254,224 as of Sep 2026
-7.8%year on year

Asking rent — 70121

Against the New Orleans-Metairie, LA metro and the national benchmark.

$1,500 $1,600 $1,700 $1,800 $1,900 2025 2026 70121 $1,606 New Orleans $1,577 United States $1,932
$1,500 $1,600 $1,700 $1,800 $1,900 2025 2026
  • 70121$1,606
  • New Orleans$1,577
  • United States$1,932

Typical home value — 70121

Mid-tier homes, smoothed and seasonally adjusted.

$250,000 $300,000 $350,000 2018 2020 2022 2024 2026 70121 $254,224 New Orleans $257,067 United States $366,157
$250,000 $300,000 $350,000 2018 2022 2026
  • 70121$254,224
  • New Orleans$257,067
  • United States$366,157

Within 20 miles

Showing 30 of 45 zips in range — sorting picks from all 45.

10 mi 20 mi 50 mi
Miles Zip City Population Rent Home value
1.6 70001 Metairie 38,950 $1,445 $312,078
2.3 70118 New Orleans 36,072 $1,807 $353,788
2.8 70123 New Orleans 27,386 $1,540 $333,577
3.1 70005 Metairie 24,088 $1,690 $411,282
3.4 70125 New Orleans 17,821 $1,691 $277,280
3.4 70002 Metairie 19,426 $1,264 $349,076
4.2 70006 Metairie 16,170 $1,757 $340,811
4.2 70003 Metairie 39,344 $1,429 $271,444
4.2 70115 New Orleans 31,183 $1,679 $525,205
4.4 70119 New Orleans 37,253 $1,545 $292,020
4.5 70094 Westwego 32,130 $1,535 $176,753
4.6 70124 New Orleans 21,778 $1,859 $500,025
4.7 70113 New Orleans 9,387 $2,486 $224,979
4.9 70112 New Orleans 3,490 $1,739 $332,460
5.6 70130 New Orleans 12,560 $1,794 $440,771
5.7 70116 New Orleans 10,404 $1,675 $307,335
6.1 70062 Kenner 17,771 $1,425 $229,301
6.5 70122 New Orleans 35,253 $1,475 $219,813
7.1 70053 Gretna 16,621 $1,622 $209,574
7.3 70065 Kenner 48,936 $1,639 $273,567
7.7 70117 New Orleans 25,652 $1,502 $170,788
7.8 70114 New Orleans 22,659 $1,458 $162,310
8.3 70031 Ama 1,483 — $230,817
8.3 70058 Harvey 39,578 $1,285 $228,153
9.2 70056 Gretna 40,348 $1,498 $245,421
9.2 70072 Marrero 55,693 $1,683 $220,661
9.3 70087 Saint Rose 7,314 — $230,862
9.4 70126 New Orleans 27,047 $1,604 $152,112
9.8 70032 Arabi 4,625 $1,338 $228,832
11.6 70043 Chalmette 22,638 $1,404 $215,301

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.