Strip centers · California

668 East 3rd Avenue

Imported, unreviewedRedevelopedRetrofit approvedSan Mateo, CA

Approved housing redevelopment (2026), demolition underway, near Hillsdale Mall cluster, retail decline supports shift, housing market strong. · summary, model-written

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Site profile7 elements · what this retrofit is built with · tap a chip for the evidence

Finance and pipeline

Retrofit in the pipeline

This site: …approved newtypes-extraction · all sites with this

Place

3+ other atlas sites within 10 km

This site: 5 within 10 km computed · all sites with this

County lost 10%+ of retail establishments since 2012

This site: -11% census-cbp · all sites with this

County typical rent $2,000+

This site: $3,993/mo zillow · all sites with this

Shrinking county

This site: -2.7% census-acs · all sites with this

Strategy

Redeveloped

This site: record · all sites with this

New use

Housing

This site: …new_use field record · all sites with this

All elements and lists · Trends

Now

Status	Retrofit approvednewtypes-extraction reported
Strategy	Redevelopment, approvedWikipedia no source
New uses	housingWikipedia no source
Redeveloper	Prometheus Real Estate Groupnewtypes-extraction reported

Planning

Entitlement year	2026Wikipedia no source
Planning notes	Approved by San Mateo City Council.Wikipedia no source

Site context

Housing permits, San Mateo County (CA), 2024	538 units in 5+ unit buildings, 29 in 2–4, 521 single-family; 2023: 750 in 5+Census BPS
Other atlas sites nearby	5 within 10 km, 18 within 25 km: 2820 South El Camino Real (0.7 km); Hillsdale Mall (0.7 km); San Mateo Fashion Island (3.4 km); Hillsdale Shopping Center (3.7 km); 3000 Clearview Way (4.0 km)computed
Retail trade in the county, 2025 (BLS QCEW)	28,461 jobs in 1,714 establishments; average annual pay $58,616; employment location quotient 0.70; employment -3.1% on the yearBLS QCEW 2025, NAICS 44-45, private
Jobs located in the tract, 2022	458 jobs; 50 in retail trade, 39 in accommodation and food (workplace blocks summed to tract 06081606202)Census LEHD LODES8 WAC 2022
Upward mobility (Opportunity Atlas, 2010 tract)	children of low-income (25th percentile) families reached the 46th income percentile as adults; 1.1% incarcerated at the 2010 count (1,461 children in the sample); born 1978–83, measured 2014–15Opportunity Insights
Food access (USDA FARA 2019, 2010 tract)	not a low-access tract at 1 mile; poverty rate 17.1%; median family income $71,705; 219 SNAP householdsUSDA ERS
Schools	San Mateo Union High School District (09-12); 6 public schools within 1 mile: LEAD Elementary; College Park Elementary; North Shoreview Montessori; Sunnybrae ElementaryNCES EDGE
Elevation	20 ft above sea level at the site pointUSGS 3DEP
Storm events in the county, 2016-2025	101 county-logged events: 50 flood, 18 debris flow, 15 thunderstorm wind, 9 hail; $10,060 property damage reported; forecast-zone events (most flood, winter and heat) not countedNOAA Storm Events
Homes for sale in ZIP 94401, 2026-09	median list price $770,450 (+10.2% on the year); 34 active listings; median 35 days on market; 13% with a price cutRealtor.com Research
Retail trade in the county, 2012 to 2023	1,827 establishments (-11%); 32,272 jobs (-5%)Census CBP
Housing market in the county	typical home value $1.6M (+4% 1 yr, +8% 5 yr); typical rent $3,993/mo (+11% 1 yr), 2026-09Zillow Research
Traffic on the busiest road within 600 m (2024)	16,709 vehicles a day (minor arterial, 2 lanes); 27 counted segmentsFHWA HPMS

Summary, model-written

Approved for housing redevelopment (2026). Demolition began in 2023. Developer: Prometheus Real Estate Group. Site is a former single-story strip mall. Nearby proposed projects include Hillsdale Mall (0.7km) and 2820 South El Camino Real (0.7km). County retail establishments declined 11.3% (2012–2023), employment down 5.1%. Median rent $2,893. Housing market shows rising ZHVI ($1.58M) and ZORI ($3,993). County population shrank 2.7% (2018–2023). No new opportunity (already in play: approved, under construction).

Why. Record shows active redevelopment with approval, demolition underway, and alignment with regional housing trends. Retail decline supports shift to housing. Market data indicates strong demand. No missing status details (approved, events confirmed).

Where it stands. Active redevelopment site. Not a new opportunity (already approved, under construction). Regional context shows housing-focused transformation.

For a planner

Retail decline aligns with housing transition.
Nearby proposed projects suggest cluster development pattern.

For a developer

Housing market indicators support project viability.
No new opportunity (already in play: approved, demolition started).

What we do not know yet

No details on housing mix (affordable/rental/ownership).
No specific unit count or pricing data provided.

Generated by qwen3-30b-a3b-64k:latest on Dell 5820 RTX 3090 (Ollama, qwen3-30b-a3b) from the fields, parcels, deals and context layers on this page, with no outside knowledge. It is regenerated when the record changes and has not been checked by a person. How it is made.

Similar sites

3000 Clearview Way, San Mateo, CA · Office parks · same strategy: redevelop; also in CA; 4 km away
Stonestown Galleria mall, San Francisco, CA · Malls · same strategy: redevelop; also in CA; 26 km away
Westlake Shopping Center, Daly City, CA · Malls · same strategy: redevelop; also in CA; 20 km away
Parkline, Menlo Park, CA · Office parks · same strategy: redevelop; also in CA; 17 km away

Elsewhere on the web

Search images: Google · Bing · Commons · references: ULI case studies · Google Scholar

Multifamily screen

already in play: under construction, approved, or sold to a developer with housing plans
county shrank -2.7% 2018–23
median rent $2,893
housing in the record

Inputs: record fields (size, status) and county Census ACS 2018–2023 figures (growth, rent). How the points work. Not a recommendation.

History and original facts

County	San Mateo County
Census division	9 · Pacific
Notes	Draft from sfyimby.com, model-extracted, unreviewed: A single-story strip mall at 668 East 3rd Avenue in San Mateo was demolished in 2023 and approved for redevelopment into an eight-story apartment complex with 128 units in 2026.

Not yet recorded: acres, GLA, year opened, original developer, what is there now, retrofit year. Know it? Tell us.

Timeline

2023 Demolition has already occurred
2026 City Council approved plans

Sources

City Council Approves Eight-Story Apartments at 668 East Third ...
3 quoted sentences
668 East 3rd Avenue
Demolition has already occurred in 2023, leaving the entire 1.5-acre lot vacant.
The San Mateo City Council has approved plans for an eight-story apartment complex at 668 East Third Avenue

Cite

Retrofit Atlas (2026). "668 East 3rd Avenue, San Mateo, CA." Record n-df69b02337, imported, unreviewed. Built on the public Retrofitting Suburbia map (Dunham-Jones and Williamson) and the sources listed. https://retrofitatlas.org/strips/ca/san-mateo-668-east-3rd-avenue/ (accessed 2026-10-20).

BibTeX

@misc{retrofitatlas_sanmateo668east3rdavenue,
  title = {668 East 3rd Avenue, San Mateo, CA},
  author = {{Retrofit Atlas}},
  howpublished = {\url{https://retrofitatlas.org/strips/ca/san-mateo-668-east-3rd-avenue/}},
  year = {2026},
  note = {Record n-df69b02337, release 2026.10.20, tier: draft. Built on the Retrofitting Suburbia map (Dunham-Jones and Williamson) and the sources listed on the record. Accessed 2026-10-20}
}

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