809 N 21st Ave, Phoenix, AZ 85009

Single-Tenant Industrial · Phoenix · Phoenix metro, AZ

One of 2,871 reachable single-tenant industrial buildings in Phoenix. Larger than 41% of single-tenant industrial buildings in Phoenix (median 13,375 SF), derived from assessor records.

County gross building area
10,138 SF, Maricopa County Assessor
Lot size
25,400 SF, Maricopa County Assessor
Year built
1997, Maricopa County Assessor
Stories
1, Maricopa County Assessor
Predominant use
Warehousing, Maricopa County Assessor
Assessed value
$1,829,678, per the Maricopa County Assessor (not a market appraisal)
Assessed value per building SF
$180.48/SF, derived from assessor records
Building area / lot
0.4, derived from assessor records
Vintage
1990s vintage
County use code
WAREHOUSING

Nearby comparable buildings

Same building type, by distance. Assessor facts only; not an opinion of value.

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Sale history and market context

MakeMe Estimate: $2.13M (estimated market value), with a likely range of $1.7M to $2.53M (half of recent verified sales in this segment landed inside that range). Computed as the county's full cash value of $1,829,678 times a 1.16 market ratio, measured from 3891 verified arm's-length sale prices vs county values (single-tenant industrial sales in Phoenix, through 2026-06-29). Not an appraisal. How this estimate works.

lower confidence: 19 comparable sales within 3 miles; nearest 0.3 mi. This property type carries wider measured error; treat the estimate as a starting point.

Comparable sales used as evidence

Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. The strongest 5 of 19 nearby verified sales are shown. Buyer and seller names are withheld. Get this data via API.

Market context: Industrial in Phoenix

median verified sale $195.35/SF over the trailing 24 months; 94 sales in the last 12 months and 180 in 24 (newest verified sale 2026-05); the middle 80% of recent sales traded at 0.95x to 1.67x their county full cash value, median 1.25x (179 sales with usable county values).

  • 2022: $183.33/SF median (113 sales)
  • 2023: $189.80/SF median (95 sales)
  • 2024: $179.49/SF median (106 sales)
  • 2025: $195.35/SF median (108 sales)
  • 2026 YTD: $260.46/SF median (21 sales)

This estimate sits at 1.16x county full cash value, the 35th percentile of those recent sale premiums.

Computed from 1,588 verified arm's-length sales in Maricopa County public records (180 in the trailing 24 months). Free public records. Not an appraisal.

Source: Maricopa County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.

Value over time

$0$1M$2M$3M20262027$2.13M$1.83MCounty assessed value

Dark line: county assessed value per Maricopa County tax rolls.

Land, site, and value history

Assessed value moved from $1,585,100 (2026) to $1,829,679 (2027), up 15% over 1 years, per county tax rolls. The 2027 roll splits $1,829,679 into $227,878 land and $1,601,800 improvements.